{"id":7781,"date":"2026-10-25T05:27:00","date_gmt":"2026-10-25T13:27:00","guid":{"rendered":"https:\/\/changyupump.com\/?p=7781"},"modified":"2026-10-30T07:17:39","modified_gmt":"2026-10-30T15:17:39","slug":"seawater-feed-pump-selection-guide","status":"publish","type":"post","link":"https:\/\/changyupump.com\/ru\/blog\/seawater-feed-pump-selection-guide\/","title":{"rendered":"\u0412\u044b\u0431\u043e\u0440 \u043d\u0430\u0441\u043e\u0441\u0430 \u043f\u043e\u0434\u0430\u0447\u0438 \u043c\u043e\u0440\u0441\u043a\u043e\u0439 \u0432\u043e\u0434\u044b \u0434\u043b\u044f \u0437\u0430\u0449\u0438\u0442\u044b \u043e\u0442 \u043a\u043e\u0440\u0440\u043e\u0437\u0438\u0438 \u0438 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u044f \u0441\u0442\u0430\u0431\u0438\u043b\u044c\u043d\u043e\u0433\u043e \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u044f"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Recurring pitting in a seawater pump, insufficient supply pressure after filtration, increased noise and vibration at low tide, or uncertainty about the pump type during quotation often point to the same issue: <strong>we have not matched the seawater feed pump&#8217;s position in the system to its actual operating conditions and wetted materials.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">At changyupump, we recommend first establishing whether the pump handles intake, pretreatment supply, pipeline boosting or high-pressure feed upstream of the SWRO membranes. We then determine flow, head, inlet conditions and materials. This article helps you distinguish these duties, understand corrosion and cavitation risks, and identify the conditions under which our CYH, CQZ and CYC series can be included in your selection comparison.<\/p>\n\n\n<style>.kb-image7781_1a5cc4-0f .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image7781_1a5cc4-0f size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/10\/seawater-feed-pump-1024x768.webp\" alt=\"seawater feed pump\" class=\"kb-img wp-image-7821\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/10\/seawater-feed-pump-1024x768.webp 1024w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/10\/seawater-feed-pump-300x225.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/10\/seawater-feed-pump-150x113.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/10\/seawater-feed-pump-768x576.webp 768w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/10\/seawater-feed-pump-16x12.webp 16w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/10\/seawater-feed-pump.webp 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">If you already have project data, you can start by providing our engineers with the flow rate, required head or inlet and outlet pressures, maximum water temperature, minimum liquid level and water quality information. We will discuss options around these data, rather than recommend a model based solely on the term seawater pump.<\/p>\n\n\n\n<h2 id=\"what-is-a-seawater-feed-pump-and-how-does-it-work\" class=\"wp-block-heading\">What Is a Seawater Feed Pump and How Does It Work?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A seawater feed pump continuously supplies seawater to a process system and may also be called a seawater supply pump. The name describes the pump&#8217;s duty; it does not, on its own, determine the construction, pressure rating or materials.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A common operating principle is that of a centrifugal pump: <strong>the motor rotates an impeller, which transfers energy to the liquid. <\/strong>The casing and flow passages then convert part of the velocity energy into pressure, moving seawater through the piping to downstream equipment. Where greater head is required, a suitable multistage centrifugal pump allows the liquid to pass through several impellers in sequence to gain energy.<\/p>\n\n\n<style>.kb-image7781_67a95a-2f .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image7781_67a95a-2f size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"505\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/centrifugal-sea-water-pump-working-principle.webp\" alt=\"Centrifugal pump working principle: impeller, suction inlet and discharge\" class=\"kb-img wp-image-1063\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/centrifugal-sea-water-pump-working-principle.webp 1024w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/centrifugal-sea-water-pump-working-principle-300x148.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/centrifugal-sea-water-pump-working-principle-768x379.webp 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Project documents may also use seawater supply pump, seawater transfer pump and seawater booster pump. The first two emphasize supply and transfer, while the latter emphasizes increasing pressure; the same pump construction may perform these duties. Our engineers first review the system flow diagram and operating parameters to establish the actual requirement behind the name.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Common applications include intake and pretreatment supply for seawater desalination, as well as heat-exchanger cooling water supply handled by a seawater cooling pump. Ballast, firewater and other systems may also use seawater, but their operating arrangements, pump-set requirements and applicable certifications need separate confirmation.<\/p>\n\n\n\n<h2 id=\"what-is-the-difference-between-a-seawater-feed-pump-and-an-swro-high-pressure-pump\" class=\"wp-block-heading\">What Is the Difference Between a Seawater Feed Pump and an SWRO High Pressure Pump?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The key differences are the pump&#8217;s position in the system and the required differential pressure. The term seawater reverse osmosis feed pump sometimes refers to a pump providing a stable inlet supply to the high-pressure pump, and sometimes to the pump that directly pressurizes the membrane modules. Procurement documents therefore need to specify which equipment is connected to the pump inlet and outlet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SWRO stands for seawater reverse osmosis. The system uses an effective pressure above the relevant osmotic pressure to move part of the water through the membranes while retaining most of the salt on the concentrate side. The pressure requirement for the high pressure pump upstream of the membranes must be determined from factors including salinity, water temperature, membrane-system design, permeate production and recovery rate.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>System Position<\/th><th>Common Pump Types<\/th><th>Primary Selection Basis<\/th><\/tr><\/thead><tbody><tr><td>Seawater intake to a raw-water tank or treatment system<\/td><td>seawater intake pump \/ seawater transfer pump<\/td><td>Tidal levels, inlet conditions, flow, particles and piping resistance<\/td><\/tr><tr><td>Raw-water tank to filtration and pretreatment equipment<\/td><td>seawater feed pump \/ seawater pretreatment pump<\/td><td>Treatment flow, equipment pressure losses and required terminal pressure<\/td><\/tr><tr><td>Providing additional inlet pressure for downstream equipment<\/td><td>seawater booster pump \/ SWRO booster pump<\/td><td>Minimum inlet pressure, downstream demand and operating adjustment range<\/td><\/tr><tr><td>Supplying high-pressure seawater to SWRO membrane modules<\/td><td>high pressure RO feed pump<\/td><td>Required membrane-system pressure, feed pressure, seawater properties and pressure-rating requirements<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div style=\"height:var(--wp--preset--spacing--50)\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Check head and pressure units first. For seawater with an estimated density of about 1,025 kg\/m\u00b3, a head of 60\u201380 m corresponds to a differential pressure of approximately 6\u20138 bar. This must not be presented as the 60\u201380 bar high-pressure feed upstream of SWRO membranes. If the pump itself needs to add 60\u201380 bar of differential pressure, the corresponding head is approximately 600\u2013800 m. Actual operation must also account for inlet pressure: pump outlet pressure is not the same as the differential pressure generated by the pump.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">We therefore assess desalination intake, pretreatment boosting and high-pressure membrane feed separately. A series being suitable for a seawater desalination pump application does not mean it covers every duty within the desalination system.<\/p>\n\n\n\n<h2 id=\"how-do-you-size-a-seawater-feed-pump-for-flow-and-head\" class=\"wp-block-heading\">How Do You Size a Seawater Feed Pump for Flow and Head?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">We first establish the normal, minimum and maximum operating flows, then calculate the total dynamic head the pump must provide. This must cover elevation difference, piping and valve resistance, filtration-equipment pressure losses and terminal pressure requirements, while accounting for the contribution of existing inlet pressure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For a seawater filtration system pump, filter pressure loss changes between the clean condition and the point when cleaning is due. Selecting only for a clean filter may result in insufficient flow later. Simply adding every possible variation as an oversized allowance may instead leave the pump operating outside a reasonable range for long periods. Our engineers compare system curves and pump curves under different operating conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Three frequently overlooked conditions should be specified when requesting a quotation:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Which water stream the pump handles in a desalination project. Membrane permeate flow, membrane feed flow and total plant intake flow are usually different and need to be calculated separately using recovery rate, pretreatment losses and backwash demand.<\/li>\n\n\n\n<li>How multiple pumps operate. Single-pump operation, parallel operation, standby changeover and variable-speed control alter the actual operating point. Comparing only the maximum flow on the nameplate is insufficient.<\/li>\n\n\n\n<li>Whether minimum inlet conditions have been specified. The lowest tide, minimum tank level and suction-strainer pressure loss all affect inlet pressure and achievable flow.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">We also consider BEP, or best efficiency point: the pump&#8217;s point of highest efficiency at a specified speed and impeller configuration. Selection should keep the main operating conditions within the manufacturer&#8217;s allowable operating range and as close as practical to a suitable efficiency region, reducing energy consumption, vibration and internal recirculation. Seawater density varies with salinity and temperature, so motor power should also be checked for the actual liquid.<\/p>\n\n\n\n<h2 id=\"which-materials-are-suitable-for-a-corrosion-resistant-seawater-pump\" class=\"wp-block-heading\">Which Materials Are Suitable for a Corrosion Resistant Seawater Pump?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Our approach to seawater pump material selection requires assessing water quality, operating patterns and all wetted parts together. Chlorides in natural seawater can cause pitting corrosion, in which localized holes form and penetrate deeper into the metal. By comparison, crevice corrosion commonly occurs beneath gaskets, in mating clearances or under deposits. Some materials may also experience stress corrosion cracking: cracking caused by the combined effects of a corrosive environment and tensile stress.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This is why we do not equate stainless steel with suitability for seawater. The following comparison helps establish which materials to discuss. The specific configuration still requires confirmation against water quality, maximum temperature, chlorination, retained seawater during shutdown and manufacturing condition. <a href=\"https:\/\/www.alleima.com\/en\/technical-center\/material-datasheets\/billets\/saf-2205\/\" target=\"_blank\" rel=\"noopener\">[1]<\/a><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Material Option<\/th><th>Role in Seawater Material Selection<\/th><th>Conditions We Prioritize<\/th><\/tr><\/thead><tbody><tr><td>316L stainless steel<\/td><td>May suit certain chloride duties with an established basis for use; not a default for continuous natural seawater service<\/td><td>Pitting, crevices, temperature, deposits and shutdown conditions<\/td><\/tr><tr><td>2205 duplex stainless steel<\/td><td>Generally offers better resistance to localized chloride corrosion than 316L and can be included in seawater-project comparisons<\/td><td>Chlorination, temperature, crevices, phase structure and manufacturing quality<\/td><\/tr><tr><td>2507 super duplex stainless steel<\/td><td>One of the main options to compare for more demanding seawater conditions<\/td><td>Actual corrosion environment, casting standards, heat treatment and inspection requirements<\/td><\/tr><tr><td>254SMO \/ 6Mo stainless steel<\/td><td>A high-alloy option for comparison; suitability cannot be confirmed by grade designation alone<\/td><td>Water quality, temperature, wetted parts and availability for the specific model<\/td><\/tr><tr><td>titanium \/ nickel aluminium bronze<\/td><td>Options for some seawater projects, with a different basis for suitability from stainless steel<\/td><td>Liquid compatibility, velocity, contaminants, galvanic relationships and construction conditions<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div style=\"height:var(--wp--preset--spacing--50)\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">PREN stands for pitting resistance equivalent number. It uses elements such as chromium, molybdenum and nitrogen to estimate the relative pitting resistance of certain stainless steels and can support initial material screening. PREN is not a universal seawater service-life score, and titanium or bronze should not be ranked using the same formula. It cannot independently determine allowable water temperature, sand content or maintenance intervals. <a href=\"https:\/\/www.alleima.com\/en\/technical-center\/material-datasheets\/billets\/saf-2205\/\" target=\"_blank\" rel=\"noopener\">[1]<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When comparing a duplex stainless steel seawater pump with a super duplex seawater pump, we work through the parts list: the casing, impeller, cover, shaft sleeve, wetted seal metals, fasteners and static sealing materials. Common grade names such as 2507 must also be matched to the applicable casting or other product-form standard. A generic material name on a quotation is not sufficient.<\/p>\n\n\n\n<h2 id=\"how-can-you-reduce-seawater-pump-corrosion-and-cavitation\" class=\"wp-block-heading\">How Can You Reduce Seawater Pump Corrosion and Cavitation?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Our approach to seawater pump corrosion protection starts with suitable materials and construction, supported by operating and maintenance measures. Seawater retained after shutdown, deposits, biological fouling and crevices can all change the local environment. Our engineers discuss draining, flushing and standby-pump management according to system conditions. Chlorination also requires checking compatibility with metals, seals and the downstream membrane system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dissimilar-metal connections also need inspection. The term galvanic corrosion describes what occurs when different metals are electrically connected in an electrolyte, potentially accelerating corrosion of the more active metal. When carbon-steel piping connects to a corrosion-resistant alloy pump, the approach should account for area ratio, coatings, electrical connections and the protection system. Insulation or cathodic protection, which protects metal by making it the cathode in an electrochemical system, must follow the system design and cannot replace a review of wetted materials.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Corrosion and cavitation require separate diagnosis. The term cavitation describes what occurs when a local pressure drop forms vapor bubbles in the liquid, which then collapse in a higher-pressure region. It can cause noise, vibration and surface damage. Upgrading materials alone cannot resolve cavitation caused by insufficient inlet pressure.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NPSHa is the net positive suction head available from the system; NPSHr is the net positive suction head required by the pump at a specified operating point. Both are usually expressed in meters. We calculate NPSHa under conditions such as minimum liquid level, maximum water temperature, maximum flow and increased suction-strainer pressure loss. The margin above NPSHr is determined according to pump type, operating conditions and project requirements. A fixed additional 2 m is not a universal rule for every seawater pump.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">On site, initial checks should include air leakage in the suction piping, a blocked strainer, excessive suction losses and vortex-induced air entrainment. For raw water containing sand, we also confirm particle size, concentration, hardness and flow-passage velocity, comparing materials, impeller, clearances and seals together. A higher material grade alone cannot eliminate wear.<\/p>\n\n\n\n<h2 id=\"should-you-choose-a-horizontal-vertical-or-self-priming-seawater-pump\" class=\"wp-block-heading\">Should You Choose a Horizontal, Vertical or Self Priming Seawater Pump?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Installation conditions directly affect pump construction. For in-plant transfer downstream of a raw-water tank, pretreatment supply, and pipeline boosting, a horizontal centrifugal pump is often worth considering first if you can maintain suitable inlet conditions. Maintenance access also depends on the coupling, back-pull-out construction and available space for dismantling.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For deep wells, coastal intake wells or large intake systems with significant tidal variation, a vertical turbine pump, which uses a long vertical shaft, or a suitable submersible construction may better fit the layout. Even with a submerged impeller, submergence depth, inlet flow conditions, vortices, shaft system and maintenance conditions require review. Submergence does not remove the need for inlet design.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Where the pump is above the liquid level and air must be removed from the suction line, consider a self-priming pump. Under specified conditions, self-priming construction helps evacuate suction-line air, but it has suction-lift, priming-time and operating limitations. It does not permit dry running, meaning operation without the required liquid. Initial filling and subsequent starts must follow the instructions for the specific model.<\/p>\n\n\n<style>.wp-block-kadence-advancedgallery .kb-gallery-type-grid.kb-gallery-id-7781_68f0e4-13{margin:-5px;}.kb-gallery-type-grid.kb-gallery-id-7781_68f0e4-13 .kadence-blocks-gallery-item{padding:5px;}.kb-gallery-id-7781_68f0e4-13 .kadence-blocks-gallery-item .kb-gal-image-radius, .kb-gallery-id-7781_68f0e4-13 .kb-slide-item .kb-gal-image-radius img{border-radius:10px 10px 10px 10px;;}<\/style><div class=\"kb-gallery-wrap-id-7781_68f0e4-13 alignnone wp-block-kadence-advancedgallery\"><ul class=\"kb-gallery-ul kb-gallery-non-static kb-gallery-type-grid kb-gallery-id-7781_68f0e4-13 kb-gallery-caption-style-bottom-hover kb-gallery-filter-none\" data-image-filter=\"none\" data-item-selector=\".kadence-blocks-gallery-item\" data-lightbox-caption=\"true\" data-columns-xxl=\"3\" data-columns-xl=\"3\" data-columns-md=\"3\" data-columns-sm=\"2\" data-columns-xs=\"1\" data-columns-ss=\"1\"><li class=\"kadence-blocks-gallery-item\" tabindex=\"0\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kadence-blocks-gallery-item-hide-caption\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-square kb-has-image-ratio-square\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/CYH-Series-Stainless-Steel-Centrifugal-Chemical-Pump-12.webp\" width=\"900\" height=\"675\" alt=\"CYH stainless steel centrifugal chemical pump\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/CYH-Series-Stainless-Steel-Centrifugal-Chemical-Pump-12.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/CYH-Series-Stainless-Steel-Centrifugal-Chemical-Pump-12.webp\" data-id=\"1708\" class=\"wp-image-1708\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/CYH-Series-Stainless-Steel-Centrifugal-Chemical-Pump-12.webp 900w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/CYH-Series-Stainless-Steel-Centrifugal-Chemical-Pump-12-300x225.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/CYH-Series-Stainless-Steel-Centrifugal-Chemical-Pump-12-768x576.webp 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/div><\/div><\/figure><\/div><\/li><li class=\"kadence-blocks-gallery-item\" tabindex=\"0\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kadence-blocks-gallery-item-hide-caption\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-square kb-has-image-ratio-square\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Vertical-Submersible-Pump-stainless-steel-1.webp\" width=\"800\" height=\"800\" alt=\"Vertical Submersible Pump stainless steel\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Vertical-Submersible-Pump-stainless-steel-1.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Vertical-Submersible-Pump-stainless-steel-1.webp\" data-id=\"5006\" class=\"wp-image-5006\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Vertical-Submersible-Pump-stainless-steel-1.webp 800w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Vertical-Submersible-Pump-stainless-steel-1-300x300.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Vertical-Submersible-Pump-stainless-steel-1-150x150.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Vertical-Submersible-Pump-stainless-steel-1-768x768.webp 768w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Vertical-Submersible-Pump-stainless-steel-1-12x12.webp 12w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/div><\/div><\/figure><\/div><\/li><li class=\"kadence-blocks-gallery-item\" tabindex=\"0\"><div class=\"kadence-blocks-gallery-item-inner\"><figure class=\"kb-gallery-figure kadence-blocks-gallery-item-hide-caption\"><div class=\"kb-gal-image-radius\"><div class=\"kb-gallery-image-contain kadence-blocks-gallery-intrinsic kb-gallery-image-ratio-square kb-has-image-ratio-square\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Self-Priming-Centrifugal-Pump-3.webp\" width=\"754\" height=\"622\" alt=\"Self-Priming Centrifugal Pump\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Self-Priming-Centrifugal-Pump-3.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Self-Priming-Centrifugal-Pump-3.webp\" data-id=\"4295\" class=\"wp-image-4295\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Self-Priming-Centrifugal-Pump-3.webp 754w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Self-Priming-Centrifugal-Pump-3-300x247.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Self-Priming-Centrifugal-Pump-3-150x124.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/Self-Priming-Centrifugal-Pump-3-15x12.webp 15w\" sizes=\"auto, (max-width: 754px) 100vw, 754px\" \/><\/div><\/div><\/figure><\/div><\/li><\/ul><\/div>\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:var(--wp--preset--spacing--40)\">We first confirm whether the project falls within the construction and performance ranges of our existing series. Large intake pumping stations, marine firewater and high-pressure membrane feed require separate checks of pressure ratings, certifications and scope of supply.<\/p>\n\n\n\n<h2 id=\"which-changyupump-series-can-be-evaluated-for-a-seawater-feed-pump-project\" class=\"wp-block-heading\">Which Changyupump Series Can Be Evaluated for a Seawater Feed Pump Project?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">For seawater supply, boosting and transfer, we focus on CYH, then assess CQZ or CYC according to self-priming and leakage-control requirements. The following are our published series ranges for initial screening. Maximum flow and maximum head do not represent the same operating point; the specific model must be confirmed against performance curves, the wetted-materials list and technical confirmation documents. <a href=\"https:\/\/changyupump.com\/product\/stainless-steel-centrifugal-chemical-pump\/\">[2]<\/a><a href=\"https:\/\/changyupump.com\/product\/cqz-stainless-steel-self-priming-magnetic-drive-pump\/\">[3]<\/a><a href=\"https:\/\/changyupump.com\/product\/cyc-series-heavy-duty-stainless-steel-magnetic-pump\/\">[4]<\/a><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Product Series<\/th><th>Series Flow and Head<\/th><th>Duties to Compare<\/th><th>Conditions for Seawater Use<\/th><\/tr><\/thead><tbody><tr><td>CYH stainless steel centrifugal chemical pump<\/td><td>0.8\u2013750 m\u00b3\/h; 3\u2013130 m<\/td><td>In-plant transfer, pretreatment supply and boosting<\/td><td>Confirm wetted configurations such as duplex stainless steel, mechanical seals and inlet conditions<\/td><\/tr><tr><td>CQZ stainless steel self priming magnetic drive pump<\/td><td>3\u2013800 m\u00b3\/h; 12.5\u2013130 m<\/td><td>Transfer requiring self-priming and attention to shaft-seal leakage control<\/td><td>Confirm materials, priming conditions, particles and internal lubrication and cooling<\/td><\/tr><tr><td>CYC heavy duty stainless steel magnetic pump<\/td><td>3.6\u2013100 m\u00b3\/h; 20\u201380 m<\/td><td>Process-liquid transfer where liquid conditions are suitable and leakage control matters<\/td><td>Standard stainless steel options do not directly establish suitability for natural seawater<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<div style=\"height:var(--wp--preset--spacing--50)\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 id=\"cyh-for-seawater-transfer-and-pretreatment-supply\" class=\"wp-block-heading\">CYH for Seawater Transfer and Pretreatment Supply<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Our <a href=\"https:\/\/changyupump.com\/product\/stainless-steel-centrifugal-chemical-pump\/\">CYH stainless steel centrifugal chemical pump<\/a> has a single-stage, single-suction cantilever construction. It can be compared for seawater transfer, pretreatment supply and boosting projects within its performance-curve range. Material options include 316L, 2205 and 2507. Seawater projects require further confirmation of the specific model and the complete wetted-parts configuration. <a href=\"https:\/\/changyupump.com\/product\/stainless-steel-centrifugal-chemical-pump\/\">[2]<\/a><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"CYH\u4e0d\u9508\u94a2\u5316\u5de5\u79bb\u5fc3\u6cf5\u4ecb\u7ecd\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/KJbqd2vy1Oo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:var(--wp--preset--spacing--50)\">For continuous-supply systems where mechanical seals can be maintained on site, we prioritize flow and head, wetted seal materials, flushing conditions and standby arrangements. A mechanical seal limits liquid leakage around the rotating shaft. Its seal-face pair and elastomers must be selected for the seawater, particles and cleaning liquids involved. Suitable spacer-coupling and back-pull-out configurations also require sufficient maintenance clearance.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The CYH series head range can support initial screening for some seawater booster pump projects; it does not directly establish suitability for high-pressure feed upstream of SWRO membranes. We first verify the required differential pressure and discharge pressure rating, then determine whether a separate high-pressure pump option should be assessed.<\/p>\n\n\n\n<h3 id=\"cqz-for-self-priming-seawater-transfer\" class=\"wp-block-heading\">CQZ for Self Priming Seawater Transfer<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Our <a href=\"https:\/\/changyupump.com\/product\/cqz-stainless-steel-self-priming-magnetic-drive-pump\/\">CQZ stainless steel self priming magnetic drive pump<\/a> combines self-priming construction with magnetic drive. In this arrangement, magnetic drive transmits power through magnetic coupling, eliminating a conventional shaft-through mechanical seal and helping reduce leakage and maintenance issues at that point. Material options include 316L and 2205, but suitability for the specific seawater duty still requires confirmation. <a href=\"https:\/\/changyupump.com\/product\/cqz-stainless-steel-self-priming-magnetic-drive-pump\/\">[3]<\/a><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Self priming pump product introduction\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/Q4BupbaNQ3A?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:var(--wp--preset--spacing--50)\">Where the pump sits above the tank liquid level, we check the minimum level, suction-pipe length and diameter, air leakage, seawater temperature and allowable priming time. CQZ must be filled before its first start as instructed. Its internal bearings still depend on the specified liquid for lubrication and cooling, so dry running is not permitted. Sand, crystallization or biological debris may affect internal circulation. If raw-water conditions are unsuitable, the pump construction should be reconsidered rather than simply adding an inlet strainer.<\/p>\n\n\n\n<h3 id=\"cyc-for-compatible-clean-process-liquids\" class=\"wp-block-heading\">CYC for Compatible Clean Process Liquids<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Our <a href=\"https:\/\/changyupump.com\/product\/cyc-series-heavy-duty-stainless-steel-magnetic-pump\/\">CYC heavy duty stainless steel magnetic pump<\/a> can be compared for clean process-liquid duties where leakage control matters. For seawater or chloride-containing liquids, we first confirm the suitability of wetted materials, the containment shell, internal circulation and plain bearings, then assess the operating point. <a href=\"https:\/\/changyupump.com\/product\/cyc-series-heavy-duty-stainless-steel-magnetic-pump\/\">[4]<\/a><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"CYC Series Stainless Steel Magnetic Pump Product Introduction\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/McROu-dy9C8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:var(--wp--preset--spacing--40)\">Standard CYC materials include 304, 316 and 316L. These options do not, by themselves, justify a commitment to long-term natural seawater service. If a project requires duplex stainless steel or another specified alloy, we first confirm availability for that model and its wetted parts. We do not apply CYH or CQZ material options directly to CYC.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Already have a flow diagram or pump schedule? <a href=\"https:\/\/changyupump.com\/contacts\/\">Send us your seawater feed pump operating conditions<\/a>. Our engineers can use them to compare series, wetted materials and inlet conditions, and clarify the information needed for selection and quotation.<\/p>\n\n\n<!-- [element-6018] --><style>.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap{align-content:center;}:where(.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:center;}.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-lg, 4rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1500px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:var(--global-kb-spacing-md, 2rem);padding-bottom:var(--global-kb-spacing-md, 2rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id6018_7ce383-38 > .kt-row-layout-overlay{opacity:0.30;}.kb-row-layout-id6018_7ce383-38 ,.kb-row-layout-id6018_7ce383-38 h1,.kb-row-layout-id6018_7ce383-38 h2,.kb-row-layout-id6018_7ce383-38 h3,.kb-row-layout-id6018_7ce383-38 h4,.kb-row-layout-id6018_7ce383-38 h5,.kb-row-layout-id6018_7ce383-38 h6{color:var(--global-palette3, #1A202C);}.kb-row-layout-id6018_7ce383-38 a{color:var(--global-palette1, #3182CE);}.kb-row-layout-id6018_7ce383-38 a:hover{color:var(--global-palette2, #2B6CB0);}@media all and (max-width: 1024px){.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id6018_7ce383-38 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-middle kb-theme-content-width\">\n<style>.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{display:flex;}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column6018_dd309c-a4{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column6018_dd309c-a4{text-align:center;}.kadence-column6018_dd309c-a4{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column6018_dd309c-a4{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column6018_dd309c-a4{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column6018_dd309c-a4\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(50% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(50% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id6018_8b0ce7-3d > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id6018_8b0ce7-3d alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{display:flex;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column6018_d44ec8-72{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column6018_d44ec8-72{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column6018_d44ec8-72{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column6018_d44ec8-72{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column6018_d44ec8-72\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-align-left wp-block-paragraph\"><strong>Email:&nbsp;<a href=\"mailto:jade@changyupump.com\">jade@changyupump.com<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>TEL\/WA: <a href=\"https:\/\/wa.me\/8613651913727\" data-type=\"link\" data-id=\"https:\/\/wa.me\/8613651913727\" target=\"_blank\" rel=\"noopener\">+86-13651913727<\/a><\/strong><\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column6018_f68c37-81 > .kt-inside-inner-col{display:flex;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column6018_f68c37-81{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column6018_f68c37-81{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column6018_f68c37-81{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column6018_f68c37-81{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column6018_f68c37-81\"><div class=\"kt-inside-inner-col\"><!-- [element-1116] --><style>.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{display:flex;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{padding-left:0px;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column1116_b4e12a-5e{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1116_b4e12a-5e{position:relative;}.kadence-column1116_b4e12a-5e, .kt-inside-inner-col > .kadence-column1116_b4e12a-5e:not(.specificity){margin-top:var(--global-kb-spacing-md, 2rem);}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column1116_b4e12a-5e{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column1116_b4e12a-5e{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1116_b4e12a-5e\"><div class=\"kt-inside-inner-col\"><style>#kt-modal1116_989c94-4c .kt-blocks-modal-link{color:var(--global-palette9, #ffffff);background:#019141;border-color:var(--global-palette1, #3182CE);border-radius:10px;font-size:18px;line-height:24px;font-family:var( --global-body-font-family, inherit );font-style:normal;font-weight:500;border-width:0px 0px 0px 0px;padding:15px 30px 15px 30px;margin:0px 0px 0px 0px;}#kt-modal1116_989c94-4c .kt-blocks-modal-link:hover, #kt-modal1116_989c94-4c .kt-blocks-modal-link:focus{color:#ffffff;background:var(--global-palette2, #2B6CB0);border-color:var(--global-palette2, #2B6CB0);}#kt-modal1116_989c94-4c .kt-modal-overlay, #kt-target-modal1116_989c94-4c .kt-modal-overlay, .kb-modal-content1116_989c94-4c .kt-modal-overlay{-ms-flex-pack:center;justify-content:center;-ms-flex-align:center;align-items:center;}#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{width:100%;max-width:600px;-ms-flex-pack:flex-start;justify-content:flex-start;text-align:left;-ms-flex-align:flex-start;align-items:flex-start;}#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{padding-top:30px;padding-right:30px;padding-bottom:30px;padding-left:30px;margin-top:20px;margin-right:20px;margin-bottom:20px;margin-left:20px;}#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{background:#ffffff;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;border-top:0px solid rgba(255,255,255,0);border-right:0px solid rgba(255,255,255,0);border-bottom:0px solid rgba(255,255,255,0);border-left:0px solid rgba(255,255,255,0);}#kt-modal1116_989c94-4c .kt-modal-close svg, #kt-target-modal1116_989c94-4c .kt-modal-close svg, .kb-modal-content1116_989c94-4c .kt-modal-close svg{width:24px;height:24px;}@media all and (max-width: 1024px){#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{width:100%;border-top:0px solid rgba(255,255,255,0);border-right:0px solid rgba(255,255,255,0);border-bottom:0px solid rgba(255,255,255,0);border-left:0px solid rgba(255,255,255,0);}}@media all and (max-width: 1024px){#kt-modal1116_989c94-4c .kt-modal-close svg, #kt-target-modal1116_989c94-4c .kt-modal-close svg, .kb-modal-content1116_989c94-4c .kt-modal-close svg{width:24px;height:24px;}}@media all and (max-width: 767px){#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{width:100%;border-top:0px solid rgba(255,255,255,0);border-right:0px solid rgba(255,255,255,0);border-bottom:0px solid rgba(255,255,255,0);border-left:0px solid rgba(255,255,255,0);}#kt-modal1116_989c94-4c .kt-modal-close svg, #kt-target-modal1116_989c94-4c .kt-modal-close svg, .kb-modal-content1116_989c94-4c .kt-modal-close svg{width:24px;height:24px;}}<\/style>\n<div class=\"wp-block-kadence-modal alignleft kt-modal-linkalign-left\" id=\"kt-modal1116_989c94-4c\"><div id=\"kt-target-modal1116_989c94-4c\" class=\"kb-modal-content1116_989c94-4c kadence-block-pro-modal kt-m-animate-in-fadeup kt-m-animate-out-fadeout\" aria-hidden=\"true\"><div class=\"kt-modal-overlay\" tabindex=\"-1\" data-modal-close=\"true\"><div class=\"kt-modal-container kt-modal-height-fittocontent kt-close-position-inside\" role=\"dialog\" aria-modal=\"true\"><button class=\"kt-modal-close\" aria-label=\"Close Modal\" data-modal-close=\"true\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" xmlns=\"https:\/\/www.w3.org\/2000\/svg\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"18\" y1=\"6\" x2=\"6\" y2=\"18\"><\/line><line x1=\"6\" y1=\"6\" x2=\"18\" y2=\"18\"><\/line><\/svg><\/button><div id=\"kt-modal1116_989c94-4c-content\" class=\"kt-modal-content\">\n<h4 class=\"wp-block-heading has-text-align-center\"><strong>REQUEST A QUOTE<\/strong><\/h4>\n\n\n<style>.kadence-form-1116_288491-0c .kb-form .kadence-blocks-form-field .kb-forms-submit{color:var(--global-palette9, #ffffff);background:#019141;}.kadence-form-1116_288491-0c .kadence-blocks-form-success{color:var(--global-palette2, #2B6CB0);}.kb-form input.kadence-blocks-field.verify{opacity:0.0;position:absolute;top:0.0;left:0.0;width:0.0;height:0.0;z-index:-1;}<\/style>\n<div class=\"wp-block-kadence-form kadence-form-1116_288491-0c kb-form-wrap\"><form class=\"kb-form\" action=\"\" method=\"post\" data-error-message=\"Please fix the error to continue.\"><div class=\"kadence-blocks-form-field kb-field-desk-width-100 kb-input-size-standard\"><label for=\"kb_field_1116_288491-0c_0\">Name<\/label><input name=\"kb_field_0\" id=\"kb_field_1116_288491-0c_0\" data-label=\"Name\" type=\"text\" placeholder=\"Your Name\" value=\"\" data-type=\"text\" class=\"kb-field kb-text-style-field kb-text-field kb-field-0\"\/><\/div><div class=\"kadence-blocks-form-field kb-form-field-1 kb-field-desk-width-100 kb-input-size-standard\"><label for=\"kb_field_1116_288491-0c_1\">Email<span class=\"required\">*<\/span><\/label><input name=\"kb_field_1\" id=\"kb_field_1116_288491-0c_1\" data-label=\"Email\" type=\"email\" placeholder=\"Email Adress\" value=\"\" data-type=\"email\" class=\"kb-field kb-text-style-field kb-email-field kb-field-1\" data-required=\"yes\"\/><\/div><div class=\"kadence-blocks-form-field kb-form-field-2 kb-field-desk-width-100 kb-input-size-standard\"><label for=\"kb_field_1116_288491-0c_2\">TEL\/WA<span class=\"required\">*<\/span><\/label><input name=\"kb_field_2\" id=\"kb_field_1116_288491-0c_2\" data-label=\"TEL\/WA\" type=\"tel\" placeholder=\"TEL\/WhatsApp\" value=\"\" data-type=\"tel\" class=\"kb-field kb-text-style-field kb-tel-field kb-field-2\" data-required=\"yes\"\/><\/div><div class=\"kadence-blocks-form-field kb-form-field-3 kb-field-desk-width-100 kb-input-size-standard\"><label for=\"kb_field_1116_288491-0c_3\">Message<\/label><textarea name=\"kb_field_3\" id=\"kb_field_1116_288491-0c_3\" data-label=\"Message\" type=\"textarea\" placeholder=\"Please tell us your specific requirements...\" data-type=\"textarea\" class=\"kb-field kb-text-style-field kb-textarea-field kb-field-3\" rows=\"4\"><\/textarea><\/div><input type=\"hidden\" name=\"_kb_form_id\" value=\"1116_288491-0c\"\/><input type=\"hidden\" name=\"_kb_form_post_id\" value=\"885\"\/><input type=\"hidden\" name=\"action\" value=\"kb_process_ajax_submit\"\/><label class=\"kadence-verify-label\">Email<input class=\"kadence-blocks-field verify\" type=\"text\" name=\"_kb_verify_email\" autocomplete=\"new-password\" aria-hidden=\"true\" placeholder=\"Email\" tabindex=\"-1\" data-1p-ignore=\"true\" data-lpignore=\"true\" \/><\/label><div class=\"kadence-blocks-form-field kb-submit-field kb-field-desk-width-100\"><button class=\"kb-forms-submit button kb-button-size-standard kb-button-width-auto\">Submit<\/button><\/div><\/form><\/div>\n<noscript><div class=\"kadence-blocks-form-message kadence-blocks-form-warning\">\u041f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435 JavaScript \u0432 \u0432\u0430\u0448\u0435\u043c \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0435, \u0447\u0442\u043e\u0431\u044b \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c \u0444\u043e\u0440\u043c\u0443<\/div><style>.kadence-form-1116_288491-0c .kadence-blocks-form-field.kb-submit-field { display: none; }<\/style><\/noscript><\/div><\/div><\/div><\/div><button class=\"kb-btn-global-custom kt-modal-label-show kt-blocks-modal-link\" data-modal-open=\"kt-target-modal1116_989c94-4c\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_edit kt-btn-svg-icon kt-btn-svg-icon-fe edit kt-btn-side-left\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M20 14.66V20a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h5.34\"\/><polygon points=\"18 2 22 6 12 16 8 16 8 12 18 2\"\/><\/svg><\/span><span class=\"kt-blocks-modal-link-inner\"> Inquiry Now<\/span><\/button><\/div>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<!-- [\/element-1116] -->\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n<\/div><\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<!-- [\/element-6018] -->\n\n\n\n<h2 class=\"wp-block-heading\"><strong>FAQ<\/strong>S<\/h2>\n\n\n\n<h3 id=\"can-a-seawater-feed-pump-handle-raw-seawater-containing-sand\" class=\"wp-block-heading\">Can a Seawater Feed Pump Handle Raw Seawater Containing Sand?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This depends on the particles and pump construction. For a seawater intake pump duty, we establish the size, content and variability of sand, shells, biological debris and fibers before discussing intake screens, pretreatment, impeller flow passages, seals and materials. A pump designed for clean process liquids cannot be used directly for sandy raw seawater solely because its materials resist corrosion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Filtration also has a cost: increasing strainer pressure loss reduces inlet pressure. We include filtration rating, allowable differential pressure from blockage and maintenance intervals in the inlet-condition calculation, paying particular attention to magnetic-drive pump internal circulation passages.<\/p>\n\n\n\n<h3 id=\"can-a-seawater-booster-pump-use-variable-speed-control\" class=\"wp-block-heading\">Can a Seawater Booster Pump Use Variable Speed Control?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">We can assess variable speed control within the limits of the specific pump, motor and system. In systems with substantial flow variation, speed adjustment can work with pressure or flow control, but allowable speed, minimum flow, minimum inlet pressure and motor-cooling conditions must be established.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">We do not promise a fixed energy-saving percentage simply because variable-speed control is used. Savings depend on elevation difference, equipment pressure requirements, piping resistance and operating hours. Where static head or fixed terminal pressure represents a large share of the requirement, low-speed operating capability needs separate calculation.<\/p>\n\n\n\n<h3 id=\"can-316l-be-used-for-continuous-seawater-service\" class=\"wp-block-heading\">Can 316L Be Used for Continuous Seawater Service?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">We do not use 316L as a universal default for continuous natural seawater service or specify a fixed time to failure without considering water quality and construction. Seawater temperature, chlorination, crevices, deposits and shutdown conditions jointly affect corrosion risk. Specific duties with comparable operating records can be assessed. Projects with higher reliability requirements or existing pitting should compare 2205, 2507 or other materials supported by an appropriate basis for use. <a href=\"https:\/\/www.alleima.com\/en\/technical-center\/material-datasheets\/billets\/saf-2205\/\" target=\"_blank\" rel=\"noopener\">[1]<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you are replacing a damaged stainless steel seawater pump, please also provide photographs of the failed areas, operating duration and a water analysis. We first distinguish corrosion, cavitation and particle wear before discussing changes to materials and construction.<\/p>\n\n\n\n<h3 id=\"how-much-does-a-seawater-feed-pump-cost\" class=\"wp-block-heading\">How Much Does a Seawater Feed Pump Cost?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The seawater pump price depends on the operating point, wetted materials, seals, pressure-rating requirements, motor, installation arrangement and inspection documents. A price without these conditions can support only a very preliminary budget and cannot directly compare final supply packages.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">We recommend comparing each seawater pump quotation on the same scope: whether the motor and baseplate are included, whether all wetted parts meet the agreed material specification, which tests and documents are provided, and the scope of spares, installation and maintenance. Continuous-duty projects should also compare energy consumption and downtime impact, alongside the pump purchase price.<\/p>\n\n\n\n<h3 id=\"which-standards-should-be-specified-for-a-seawater-feed-pump\" class=\"wp-block-heading\">Which Standards Should Be Specified for a Seawater Feed Pump?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Standards should be selected according to the project industry, pump construction and procurement requirements. General industrial centrifugal-pump projects may reference specifications such as ISO 5199; petroleum and related demanding duties may specify API 610. Compliance of a particular model with a standard and its edition must be confirmed item by item in the quotation and technical agreement. Seawater use alone does not establish compliance.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For duplex stainless steel castings, specify the applicable casting standard, grade, heat treatment and inspection conditions, such as checking ASTM A890\/A995 where applicable to the project. NORSOK M-650 addresses qualification requirements for certain material manufacturers and manufacturing processes. Its applicability depends on the procurement specification; it is not a universally mandatory certification for all seawater pumps.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">NACE MR0175 \/ ISO 15156 addresses materials in H\u2082S-containing oil and gas production environments within its defined scope. It should not be applied automatically to ordinary seawater projects. Marine, firewater and other special applications also require separate confirmation of classification-society, regulatory and pump-set requirements. For us, the standards list must translate into requirements for the specific model, scope of supply and delivery documents.<\/p>\n\n\n\n<h2 id=\"why-work-with-changyupump-as-your-seawater-feed-pump-supplier\" class=\"wp-block-heading\">Why Work with Changyupump as Your Seawater Feed Pump Supplier?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">We are <a href=\"https:\/\/changyupump.com\/about-us\/\" data-type=\"page\" data-id=\"16\">Changyupump<\/a>, Anhui Changyu Pump and Valve Manufacturing Co., Ltd. Established in 2006, our factory is located in Jing County, Xuancheng, Anhui. Our site covers approximately 20,000 m\u00b2 and is equipped with CNC equipment, machining centers and pump-testing systems. Our products include centrifugal, magnetic-drive, self-priming and other industrial pump series, allowing us to discuss different configurations for corrosive-liquid transfer requirements. <a href=\"https:\/\/changyupump.com\/about-us\/\">[5]<\/a><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Anhui Changyu \u2014 Walking Forward with You\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/kUEk4MaBK3s?start=3&amp;feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:var(--wp--preset--spacing--40)\">As a seawater feed pump supplier or seawater pump manufacturer you are comparing, we aim to match every procurement requirement to a verifiable configuration. Our engineers use the system position, flow, head, water quality and maintenance approach to define the product series, wetted materials, seals, motor and conditions that require further confirmation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Our published quality-control process includes metal composition checks, impeller dynamic balancing, shaft runout checks and factory testing. For duplex stainless steel and other special-material projects, the technical agreement should also specify part materials, manufacturing condition, inspection methods and acceptance criteria. Clean-water performance testing can verify hydraulic performance; it does not replace the material basis for seawater corrosion resistance. <a href=\"https:\/\/changyupump.com\/quality-control\/\">[6]<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">If you are looking for a seawater booster pump manufacturer or have seawater pump OEM requirements, please also provide project drawings, connections, installation space, electrical conditions and document requirements. We first confirm the available scope of supply, then establish quotation and delivery terms.<\/p>\n\n\n\n<h2 id=\"where-can-you-find-a-seawater-feed-pump-pdf-or-pump-catalogue\" class=\"wp-block-heading\">Where Can You Find a Seawater Feed Pump PDF or Pump Catalogue?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">If you are searching for a seawater feed pump PDF, seawater pump catalogue PDF or seawater pump datasheet, we recommend reviewing the proposed series documents first, then requesting a datasheet for the specific model at your project operating point. General catalogues support initial screening; final selection still requires the model curve, wetted materials and installation conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You can use the following existing document resources:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/10\/CYH-Series-Specifications.pdf\">CYH Series Specifications PDF<\/a>: review the CYH series specifications, then confirm the proposed model&#8217;s performance curve and configuration with us.<\/li>\n\n\n\n<li><a href=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/CQZ-Self-priming-Stainless-Steel-Magnetic-Pump-2.pdf-2.pdf\">CQZ Self Priming Stainless Steel Magnetic Pump PDF<\/a>: support initial discussions of self-priming, magnetic drive and installation requirements.<\/li>\n\n\n\n<li><a href=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/CYC-Stainless-Steel-Magnetic-Drive-Pump.pdf.pdf\">CYC Stainless Steel Magnetic Drive Pump PDF<\/a>: compare the CYC series, with seawater wetted configurations subject to separate confirmation.<\/li>\n\n\n\n<li><a href=\"https:\/\/changyupump.com\/changyu-centrifugal-pump-dpf-download\/\">Changyupump PDF Download Center<\/a>: view published documents for other series.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Our seawater pump material compatibility review considers the actual operating conditions. If the catalogue does not clearly match your flow, head or materials, send us the parameters rather than completing procurement based only on a catalogue cover or a similar model.<\/p>\n\n\n\n<h2 id=\"how-can-you-get-a-seawater-feed-pump-selection-and-quotation\" class=\"wp-block-heading\">How Can You Get a Seawater Feed Pump Selection and Quotation?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Selecting a seawater feed pump requires assessing system position, flow and differential pressure, inlet conditions and wetted materials together. First distinguish seawater intake, pretreatment boosting and high-pressure feed upstream of SWRO membranes. Then check corrosion, cavitation, particles and maintenance conditions to match the pump to the site&#8217;s needs.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">You do not need to determine every material grade before contacting us. You can start with the following information, which our engineers will use to identify any additional conditions that need clarification:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Application and process: intake, transfer, pretreatment, boosting or high-pressure membrane feed, together with the connections between relevant equipment.<\/li>\n\n\n\n<li>Operating requirements: normal, minimum and maximum flow; required head, or minimum inlet pressure and target outlet pressure.<\/li>\n\n\n\n<li>Seawater conditions: normal and maximum temperatures, salinity or chloride content, water quality and chlorination, and particle size and concentration.<\/li>\n\n\n\n<li>Site conditions: minimum liquid level or tidal level, installation elevation, suction piping, continuous or intermittent operation, and requirements for power supply, materials, standards and documents.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Please also send any existing pump schedule, P&amp;ID, installation drawing or failure photographs. P&amp;ID stands for piping and instrumentation diagram: a diagram showing the relationships between piping, equipment, valves and instruments. It helps us confirm the pump duty and control requirements.<\/p>\n\n\n<!-- [element-6018] --><style>.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap{align-content:center;}:where(.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:center;}.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-lg, 4rem);row-gap:var(--global-kb-gap-md, 2rem);max-width:var( --global-content-width, 1500px );padding-left:var(--global-content-edge-padding);padding-right:var(--global-content-edge-padding);padding-top:var(--global-kb-spacing-md, 2rem);padding-bottom:var(--global-kb-spacing-md, 2rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id6018_7ce383-38 > .kt-row-layout-overlay{opacity:0.30;}.kb-row-layout-id6018_7ce383-38 ,.kb-row-layout-id6018_7ce383-38 h1,.kb-row-layout-id6018_7ce383-38 h2,.kb-row-layout-id6018_7ce383-38 h3,.kb-row-layout-id6018_7ce383-38 h4,.kb-row-layout-id6018_7ce383-38 h5,.kb-row-layout-id6018_7ce383-38 h6{color:var(--global-palette3, #1A202C);}.kb-row-layout-id6018_7ce383-38 a{color:var(--global-palette1, #3182CE);}.kb-row-layout-id6018_7ce383-38 a:hover{color:var(--global-palette2, #2B6CB0);}@media all and (max-width: 1024px){.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id6018_7ce383-38 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id6018_7ce383-38 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-middle kb-theme-content-width\">\n<style>.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{display:flex;}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column6018_dd309c-a4{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column6018_dd309c-a4{text-align:center;}.kadence-column6018_dd309c-a4{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column6018_dd309c-a4{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column6018_dd309c-a4{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_dd309c-a4 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column6018_dd309c-a4\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:var(--global-kb-spacing-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, calc(50% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)))minmax(0, calc(50% - ((var(--global-kb-gap-md, 2rem) * 1 )\/2)));}.kb-row-layout-id6018_8b0ce7-3d > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap{grid-template-columns:repeat(2, minmax(0, 1fr));}}@media all and (max-width: 767px){.kb-row-layout-id6018_8b0ce7-3d > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id6018_8b0ce7-3d alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top\">\n<style>.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{display:flex;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column6018_d44ec8-72{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column6018_d44ec8-72{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column6018_d44ec8-72{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column6018_d44ec8-72{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_d44ec8-72 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column6018_d44ec8-72\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-align-left wp-block-paragraph\"><strong>Email:&nbsp;<a href=\"mailto:jade@changyupump.com\">jade@changyupump.com<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>TEL\/WA: <a href=\"https:\/\/wa.me\/8613651913727\" data-type=\"link\" data-id=\"https:\/\/wa.me\/8613651913727\" target=\"_blank\" rel=\"noopener\">+86-13651913727<\/a><\/strong><\/p>\n<\/div><\/div>\n\n\n<style>.kadence-column6018_f68c37-81 > .kt-inside-inner-col{display:flex;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col > .kb-image-is-ratio-size{align-self:stretch;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col > .wp-block-kadence-advancedgallery{align-self:stretch;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column6018_f68c37-81{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column6018_f68c37-81{position:relative;}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column6018_f68c37-81{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column6018_f68c37-81{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col{flex-direction:column;justify-content:center;align-items:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column6018_f68c37-81\"><div class=\"kt-inside-inner-col\"><!-- [element-1116] --><style>.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{display:flex;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{padding-left:0px;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col > .aligncenter{width:100%;}.kt-row-column-wrap > .kadence-column1116_b4e12a-5e{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column1116_b4e12a-5e{position:relative;}.kadence-column1116_b4e12a-5e, .kt-inside-inner-col > .kadence-column1116_b4e12a-5e:not(.specificity){margin-top:var(--global-kb-spacing-md, 2rem);}@media all and (max-width: 1024px){.kt-row-column-wrap > .kadence-column1116_b4e12a-5e{align-self:center;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e{align-self:auto;}}@media all and (max-width: 1024px){.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 1024px){.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kt-row-column-wrap > .kadence-column1116_b4e12a-5e{align-self:center;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e{align-self:auto;}.kt-inner-column-height-full:not(.kt-has-1-columns) > .wp-block-kadence-column.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}.kadence-column1116_b4e12a-5e > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column1116_b4e12a-5e\"><div class=\"kt-inside-inner-col\"><style>#kt-modal1116_989c94-4c .kt-blocks-modal-link{color:var(--global-palette9, #ffffff);background:#019141;border-color:var(--global-palette1, #3182CE);border-radius:10px;font-size:18px;line-height:24px;font-family:var( --global-body-font-family, inherit );font-style:normal;font-weight:500;border-width:0px 0px 0px 0px;padding:15px 30px 15px 30px;margin:0px 0px 0px 0px;}#kt-modal1116_989c94-4c .kt-blocks-modal-link:hover, #kt-modal1116_989c94-4c .kt-blocks-modal-link:focus{color:#ffffff;background:var(--global-palette2, #2B6CB0);border-color:var(--global-palette2, #2B6CB0);}#kt-modal1116_989c94-4c .kt-modal-overlay, #kt-target-modal1116_989c94-4c .kt-modal-overlay, .kb-modal-content1116_989c94-4c .kt-modal-overlay{-ms-flex-pack:center;justify-content:center;-ms-flex-align:center;align-items:center;}#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{width:100%;max-width:600px;-ms-flex-pack:flex-start;justify-content:flex-start;text-align:left;-ms-flex-align:flex-start;align-items:flex-start;}#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{padding-top:30px;padding-right:30px;padding-bottom:30px;padding-left:30px;margin-top:20px;margin-right:20px;margin-bottom:20px;margin-left:20px;}#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{background:#ffffff;border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;border-top:0px solid rgba(255,255,255,0);border-right:0px solid rgba(255,255,255,0);border-bottom:0px solid rgba(255,255,255,0);border-left:0px solid rgba(255,255,255,0);}#kt-modal1116_989c94-4c .kt-modal-close svg, #kt-target-modal1116_989c94-4c .kt-modal-close svg, .kb-modal-content1116_989c94-4c .kt-modal-close svg{width:24px;height:24px;}@media all and (max-width: 1024px){#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{width:100%;border-top:0px solid rgba(255,255,255,0);border-right:0px solid rgba(255,255,255,0);border-bottom:0px solid rgba(255,255,255,0);border-left:0px solid rgba(255,255,255,0);}}@media all and (max-width: 1024px){#kt-modal1116_989c94-4c .kt-modal-close svg, #kt-target-modal1116_989c94-4c .kt-modal-close svg, .kb-modal-content1116_989c94-4c .kt-modal-close svg{width:24px;height:24px;}}@media all and (max-width: 767px){#kt-modal1116_989c94-4c .kt-modal-container, #kt-target-modal1116_989c94-4c .kt-modal-container, .kb-modal-content1116_989c94-4c .kt-modal-container{width:100%;border-top:0px solid rgba(255,255,255,0);border-right:0px solid rgba(255,255,255,0);border-bottom:0px solid rgba(255,255,255,0);border-left:0px solid rgba(255,255,255,0);}#kt-modal1116_989c94-4c .kt-modal-close svg, #kt-target-modal1116_989c94-4c .kt-modal-close svg, .kb-modal-content1116_989c94-4c .kt-modal-close svg{width:24px;height:24px;}}<\/style>\n<div class=\"wp-block-kadence-modal alignleft kt-modal-linkalign-left\" id=\"kt-modal1116_989c94-4c\"><div id=\"kt-target-modal1116_989c94-4c\" class=\"kb-modal-content1116_989c94-4c kadence-block-pro-modal kt-m-animate-in-fadeup kt-m-animate-out-fadeout\" aria-hidden=\"true\"><div class=\"kt-modal-overlay\" tabindex=\"-1\" data-modal-close=\"true\"><div class=\"kt-modal-container kt-modal-height-fittocontent kt-close-position-inside\" role=\"dialog\" aria-modal=\"true\"><button class=\"kt-modal-close\" aria-label=\"Close Modal\" data-modal-close=\"true\"><svg viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" xmlns=\"https:\/\/www.w3.org\/2000\/svg\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"><line x1=\"18\" y1=\"6\" x2=\"6\" y2=\"18\"><\/line><line x1=\"6\" y1=\"6\" x2=\"18\" y2=\"18\"><\/line><\/svg><\/button><div id=\"kt-modal1116_989c94-4c-content\" class=\"kt-modal-content\">\n<h4 class=\"wp-block-heading has-text-align-center\"><strong>REQUEST A QUOTE<\/strong><\/h4>\n\n\n<style>.kadence-form-1116_288491-0c .kb-form .kadence-blocks-form-field .kb-forms-submit{color:var(--global-palette9, #ffffff);background:#019141;}.kadence-form-1116_288491-0c .kadence-blocks-form-success{color:var(--global-palette2, #2B6CB0);}.kb-form input.kadence-blocks-field.verify{opacity:0.0;position:absolute;top:0.0;left:0.0;width:0.0;height:0.0;z-index:-1;}<\/style>\n<div class=\"wp-block-kadence-form kadence-form-1116_288491-0c kb-form-wrap\"><form class=\"kb-form\" action=\"\" method=\"post\" data-error-message=\"Please fix the error to continue.\"><div class=\"kadence-blocks-form-field kb-field-desk-width-100 kb-input-size-standard\"><label for=\"kb_field_1116_288491-0c_0\">Name<\/label><input name=\"kb_field_0\" id=\"kb_field_1116_288491-0c_0\" data-label=\"Name\" type=\"text\" placeholder=\"Your Name\" value=\"\" data-type=\"text\" class=\"kb-field kb-text-style-field kb-text-field kb-field-0\"\/><\/div><div class=\"kadence-blocks-form-field kb-form-field-1 kb-field-desk-width-100 kb-input-size-standard\"><label for=\"kb_field_1116_288491-0c_1\">Email<span class=\"required\">*<\/span><\/label><input name=\"kb_field_1\" id=\"kb_field_1116_288491-0c_1\" data-label=\"Email\" type=\"email\" placeholder=\"Email Adress\" value=\"\" data-type=\"email\" class=\"kb-field kb-text-style-field kb-email-field kb-field-1\" data-required=\"yes\"\/><\/div><div class=\"kadence-blocks-form-field kb-form-field-2 kb-field-desk-width-100 kb-input-size-standard\"><label for=\"kb_field_1116_288491-0c_2\">TEL\/WA<span class=\"required\">*<\/span><\/label><input name=\"kb_field_2\" id=\"kb_field_1116_288491-0c_2\" data-label=\"TEL\/WA\" type=\"tel\" placeholder=\"TEL\/WhatsApp\" value=\"\" data-type=\"tel\" class=\"kb-field kb-text-style-field kb-tel-field kb-field-2\" data-required=\"yes\"\/><\/div><div class=\"kadence-blocks-form-field kb-form-field-3 kb-field-desk-width-100 kb-input-size-standard\"><label for=\"kb_field_1116_288491-0c_3\">Message<\/label><textarea name=\"kb_field_3\" id=\"kb_field_1116_288491-0c_3\" data-label=\"Message\" type=\"textarea\" placeholder=\"Please tell us your specific requirements...\" data-type=\"textarea\" class=\"kb-field kb-text-style-field kb-textarea-field kb-field-3\" rows=\"4\"><\/textarea><\/div><input type=\"hidden\" name=\"_kb_form_id\" value=\"1116_288491-0c\"\/><input type=\"hidden\" name=\"_kb_form_post_id\" value=\"885\"\/><input type=\"hidden\" name=\"action\" value=\"kb_process_ajax_submit\"\/><label class=\"kadence-verify-label\">Email<input class=\"kadence-blocks-field verify\" type=\"text\" name=\"_kb_verify_email\" autocomplete=\"new-password\" aria-hidden=\"true\" placeholder=\"Email\" tabindex=\"-1\" data-1p-ignore=\"true\" data-lpignore=\"true\" \/><\/label><div class=\"kadence-blocks-form-field kb-submit-field kb-field-desk-width-100\"><button class=\"kb-forms-submit button kb-button-size-standard kb-button-width-auto\">Submit<\/button><\/div><\/form><\/div>\n<noscript><div class=\"kadence-blocks-form-message kadence-blocks-form-warning\">\u041f\u043e\u0436\u0430\u043b\u0443\u0439\u0441\u0442\u0430, \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u0435 JavaScript \u0432 \u0432\u0430\u0448\u0435\u043c \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0435, \u0447\u0442\u043e\u0431\u044b \u043e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c \u0444\u043e\u0440\u043c\u0443<\/div><style>.kadence-form-1116_288491-0c .kadence-blocks-form-field.kb-submit-field { display: none; }<\/style><\/noscript><\/div><\/div><\/div><\/div><button class=\"kb-btn-global-custom kt-modal-label-show kt-blocks-modal-link\" data-modal-open=\"kt-target-modal1116_989c94-4c\"><span class=\"kb-svg-icon-wrap kb-svg-icon-fe_edit kt-btn-svg-icon kt-btn-svg-icon-fe edit kt-btn-side-left\"><svg viewBox=\"0 0 24 24\"  fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"  aria-hidden=\"true\"><path d=\"M20 14.66V20a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h5.34\"\/><polygon points=\"18 2 22 6 12 16 8 16 8 12 18 2\"\/><\/svg><\/span><span class=\"kt-blocks-modal-link-inner\"> Inquiry Now<\/span><\/button><\/div>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<!-- [\/element-1116] -->\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n<\/div><\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<!-- [\/element-6018] -->\n","protected":false},"excerpt":{"rendered":"<p>\u041a\u0430\u043a \u0432\u044b\u0431\u0440\u0430\u0442\u044c \u043d\u0430\u0441\u043e\u0441 \u043f\u043e\u0434\u0430\u0447\u0438 \u043c\u043e\u0440\u0441\u043a\u043e\u0439 \u0432\u043e\u0434\u044b \u0441 \u0443\u0447\u0435\u0442\u043e\u043c \u043a\u043e\u0440\u0440\u043e\u0437\u0438\u0438, \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e\u0433\u043e \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u043e\u0434\u0430\u0447\u0438 \u0438 \u0440\u0438\u0441\u043a\u0430 \u043a\u0430\u0432\u0438\u0442\u0430\u0446\u0438\u0438 \u043d\u0430 \u0432\u0445\u043e\u0434\u0435? \u041c\u044b \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u043c \u0440\u0430\u0441\u043f\u043e\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u043d\u0430\u0441\u043e\u0441\u0430 \u0432 \u0441\u0438\u0441\u0442\u0435\u043c\u0435, \u0440\u0430\u0441\u0445\u043e\u0434 \u0438 \u043d\u0430\u043f\u043e\u0440, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b \u0434\u0435\u0442\u0430\u043b\u0435\u0439, \u043a\u043e\u043d\u0442\u0430\u043a\u0442\u0438\u0440\u0443\u044e\u0449\u0438\u0445 \u0441 \u043f\u0435\u0440\u0435\u043a\u0430\u0447\u0438\u0432\u0430\u0435\u043c\u043e\u0439 \u0441\u0440\u0435\u0434\u043e\u0439, \u0447\u0442\u043e\u0431\u044b \u0440\u0430\u0437\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0442\u044c \u043f\u043e\u0434\u0430\u0447\u0443 \u043c\u043e\u0440\u0441\u043a\u043e\u0439 \u0432\u043e\u0434\u044b \u0438 \u043f\u043e\u0434\u0430\u0447\u0443 \u043f\u043e\u0434 \u0432\u044b\u0441\u043e\u043a\u0438\u043c \u0434\u0430\u0432\u043b\u0435\u043d\u0438\u0435\u043c \u043f\u0435\u0440\u0435\u0434 \u043c\u0435\u043c\u0431\u0440\u0430\u043d\u0430\u043c\u0438 SWRO. \u041c\u044b \u043e\u0431\u044a\u044f\u0441\u043d\u044f\u0435\u043c \u0443\u0441\u043b\u043e\u0432\u0438\u044f \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f \u043d\u0430\u0441\u043e\u0441\u043e\u0432 changyupump CYH, CQZ \u0438 CYC, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u043c \u043c\u0430\u0442\u0435\u0440\u0438\u0430\u043b\u044b \u0432 \u0444\u043e\u0440\u043c\u0430\u0442\u0435 PDF \u0438 \u043f\u0435\u0440\u0435\u0447\u0435\u043d\u044c \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u0434\u043b\u044f \u0437\u0430\u043f\u0440\u043e\u0441\u0430 \u043a\u043e\u043c\u043c\u0435\u0440\u0447\u0435\u0441\u043a\u043e\u0433\u043e \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u044f.<\/p>","protected":false},"author":1,"featured_media":7821,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[12],"tags":[],"class_list":["post-7781","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"acf":[],"taxonomy_info":{"category":[{"value":12,"label":"Blog"}]},"featured_image_src_large":["https:\/\/changyupump.com\/wp-content\/uploads\/2026\/10\/seawater-feed-pump-1024x768.webp",1024,768,true],"author_info":{"display_name":"jade@changyupump.com","author_link":"https:\/\/changyupump.com\/ru\/author\/jadechangyupump-com\/"},"comment_info":0,"category_info":[{"term_id":12,"name":"Blog","slug":"blog","term_group":0,"term_taxonomy_id":12,"taxonomy":"category","description":"","parent":0,"count":213,"filter":"raw","cat_ID":12,"category_count":213,"category_description":"","cat_name":"Blog","category_nicename":"blog","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/posts\/7781","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/comments?post=7781"}],"version-history":[{"count":6,"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/posts\/7781\/revisions"}],"predecessor-version":[{"id":7834,"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/posts\/7781\/revisions\/7834"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/media\/7821"}],"wp:attachment":[{"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/media?parent=7781"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/categories?post=7781"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/changyupump.com\/ru\/wp-json\/wp\/v2\/tags?post=7781"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}