{"id":6540,"date":"2026-07-16T02:53:58","date_gmt":"2026-07-16T10:53:58","guid":{"rendered":"https:\/\/changyupump.com\/?post_type=project&#038;p=6540"},"modified":"2026-07-16T03:03:54","modified_gmt":"2026-07-16T11:03:54","slug":"high-corrosion-resistant-chemical-pump","status":"publish","type":"project","link":"https:\/\/changyupump.com\/ru\/project\/high-corrosion-resistant-chemical-pump\/","title":{"rendered":"\u0412\u044b\u0441\u043e\u043a\u043e\u043a\u043e\u0440\u0440\u043e\u0437\u0438\u043e\u043d\u043d\u043e\u0441\u0442\u043e\u0439\u043a\u0438\u0439 \u0445\u0438\u043c\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u043d\u0430\u0441\u043e\u0441 \u0434\u043b\u044f \u043f\u0435\u0440\u0435\u043a\u0430\u0447\u043a\u0438 HCl \u0438 H\u2082SO\u2084 \u0432 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0435 \u0442\u043e\u043d\u043a\u043e\u0439 \u0445\u0438\u043c\u0438\u0438"},"content":{"rendered":"<style>.kb-row-layout-id6540_14016d-6a > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id6540_14016d-6a > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id6540_14016d-6a > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);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-sm, 1.5rem);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id6540_14016d-6a > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id6540_14016d-6a > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id6540_14016d-6a > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id6540_14016d-6a alignfull 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-top kb-theme-content-width\">\n<style>.kadence-column6540_ae5fbd-42 > .kt-inside-inner-col,.kadence-column6540_ae5fbd-42 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column6540_ae5fbd-42 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column6540_ae5fbd-42 > .kt-inside-inner-col{flex-direction:column;}.kadence-column6540_ae5fbd-42 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column6540_ae5fbd-42 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column6540_ae5fbd-42{position:relative;}@media all and (max-width: 1024px){.kadence-column6540_ae5fbd-42 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column6540_ae5fbd-42 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column6540_ae5fbd-42\"><div class=\"kt-inside-inner-col\">\n<h2 class=\"wp-block-heading\">Project Background<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A gas company located in Zigong, China, specializes in the production of fine chemicals and electronic specialty gases. During the manufacturing process, several production units require continuous transfer and circulation of corrosive chemical liquids, including 30% hydrochloric acid (HCl), 98% sulfuric acid (H\u2082SO\u2084), and other acidic process solutions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Due to the strong corrosive characteristics of these chemicals, the pumping equipment must provide excellent corrosion resistance, reliable sealing performance, and stable operation under continuous production conditions.<\/p>\n\n\n<style>.wp-block-kadence-advancedgallery .kb-gallery-type-grid.kb-gallery-id-6540_cfbaef-38{margin:-5px;}.kb-gallery-type-grid.kb-gallery-id-6540_cfbaef-38 .kadence-blocks-gallery-item{padding:5px;}.kb-gallery-id-6540_cfbaef-38 .kadence-blocks-gallery-item .kb-gal-image-radius, .kb-gallery-id-6540_cfbaef-38 .kb-slide-item .kb-gal-image-radius img{border-radius:0px 0px 0px 0px;;}<\/style><div class=\"kb-gallery-wrap-id-6540_cfbaef-38 alignnone wp-block-kadence-advancedgallery\"><ul class=\"kb-gallery-ul kb-gallery-non-static kb-gallery-type-grid kb-gallery-id-6540_cfbaef-38 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=\"2\" data-columns-xl=\"2\" data-columns-md=\"2\" 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-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Hydrochloric-acid.webp\" width=\"640\" height=\"371\" alt=\"Hydrochloric acid\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Hydrochloric-acid.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Hydrochloric-acid.webp\" data-id=\"2253\" class=\"wp-image-2253\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Hydrochloric-acid.webp 640w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Hydrochloric-acid-300x174.webp 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/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-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Sulfuric-acid.webp\" width=\"640\" height=\"427\" alt=\"Sulfuric acid\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Sulfuric-acid.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Sulfuric-acid.webp\" data-id=\"2111\" class=\"wp-image-2111\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Sulfuric-acid.webp 640w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/11\/Sulfuric-acid-300x200.webp 300w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/div><\/div><\/figure><\/div><\/li><\/ul><\/div>\n\n\n<p class=\"wp-block-paragraph\" style=\"margin-top:var(--wp--preset--spacing--40)\">At the beginning of this project, the customer used a <a href=\"https:\/\/www.britannica.com\/technology\/stainless-steel\" data-type=\"link\" data-id=\"https:\/\/www.britannica.com\/technology\/stainless-steel\" target=\"_blank\" rel=\"noopener\">316L stainless steel<\/a> chemical pump for acid transfer applications. However, after a period of operation, the pump gradually showed corrosion problems on wetted components, mechanical seal leakage, and frequent shutdowns for maintenance.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These issues not only increased maintenance costs but also affected the stability of the production process. The customer required a more reliable,\u00a0high-corrosion-resistant chemical pump solution that could handle aggressive acid media while reducing unexpected downtime.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Engineering Analysis of the Pumping Challenge<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">After receiving the project requirements, the Changyu Pump engineering team analyzed the customer&#8217;s operating conditions, including the chemical properties of the media, temperature requirements, operating pressure, and installation environment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The main challenge was not simply achieving the required flow rate and head, but ensuring long-term reliability when transferring highly corrosive chemical liquids.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The production process involved different acid transfer applications. The hydrochloric acid section required a pump capable of resisting strong chloride corrosion, while the sulfuric acid section required stable operation under high-concentration acid conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Based on the customer&#8217;s previous experience with 316L stainless steel pumps, Changyu Pump determined that upgrading the metal material alone would not fully solve the corrosion and leakage issues. A more suitable solution required a pump structure using chemically stable lining materials combined with reliable mechanical sealing technology.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Therefore, Changyu Pump recommended the<a href=\"https:\/\/changyupump.com\/product\/cyf-series-fluoroplastic-centrifugal-pump\/\" data-type=\"product\" data-id=\"1075\"> CYF series fluoroplastic centrifugal pump<\/a> with FEP lining structure.<\/p>\n\n\n<style>.wp-block-kadence-advancedgallery .kb-gallery-type-grid.kb-gallery-id-6540_20493f-a1{margin:-5px;}.kb-gallery-type-grid.kb-gallery-id-6540_20493f-a1 .kadence-blocks-gallery-item{padding:5px;}.kb-gallery-id-6540_20493f-a1 .kadence-blocks-gallery-item .kb-gal-image-radius, .kb-gallery-id-6540_20493f-a1 .kb-slide-item .kb-gal-image-radius img{border-radius:10px 10px 10px 10px;;}<\/style><div class=\"kb-gallery-wrap-id-6540_20493f-a1 alignnone wp-block-kadence-advancedgallery\"><ul class=\"kb-gallery-ul kb-gallery-non-static kb-gallery-type-grid kb-gallery-id-6540_20493f-a1 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=\"2\" data-columns-xl=\"2\" data-columns-md=\"2\" 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-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/Slurry-Pump02.webp\" width=\"900\" height=\"675\" alt=\"Slurry Pump\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/Slurry-Pump02.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/Slurry-Pump02.webp\" data-id=\"2992\" class=\"wp-image-2992\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/Slurry-Pump02.webp 900w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/Slurry-Pump02-300x225.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/Slurry-Pump02-150x113.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2025\/12\/Slurry-Pump02-768x576.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-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-1024x849.webp\" width=\"1024\" height=\"849\" alt=\"Fluoroplastic centrifugal pump\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3.webp\" data-id=\"6546\" class=\"wp-image-6546\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-1024x849.webp 1024w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-300x249.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-150x124.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-768x637.webp 768w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-1536x1274.webp 1536w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-14x12.webp 14w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/div><\/figure><\/div><\/li><\/ul><\/div>\n\n\n<h2 class=\"wp-block-heading\">Changyu Pump Solution<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">According to the customer&#8217;s operating conditions, Changyu Pump provided a CYF series <strong>FEP-lined chemical pump<\/strong> solution for the acid transfer process.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The selected pump model was:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/changyupump.com\/product\/cyf-series-fluoroplastic-centrifugal-pump\/\" data-type=\"product\" data-id=\"1075\">CYF65-50-160 Fluoroplastic Centrifugal Pump<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The main operating parameters are shown below:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-center\" data-align=\"center\">Item<\/th><th class=\"has-text-align-center\" data-align=\"center\">Specification<\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">Pump Model<\/td><td class=\"has-text-align-center\" data-align=\"center\">CYF65-50-160<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Application Media<\/td><td class=\"has-text-align-center\" data-align=\"center\">30% HCl and 98% H\u2082SO\u2084 (different process sections)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Flow Rate<\/td><td class=\"has-text-align-center\" data-align=\"center\">25 m\u00b3\/h<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Head<\/td><td class=\"has-text-align-center\" data-align=\"center\">32 m<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Operating Temperature<\/td><td class=\"has-text-align-center\" data-align=\"center\">80\u2103<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Motor Power<\/td><td class=\"has-text-align-center\" data-align=\"center\">7.5 kW<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Speed<\/td><td class=\"has-text-align-center\" data-align=\"center\">2900 r\/min<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Pump Structure<\/td><td class=\"has-text-align-center\" data-align=\"center\">Steel shell with <a href=\"https:\/\/fluoropolymers.alfa-chemistry.com\/products\/fep-fluorinated-ethylene-propylene.html\" data-type=\"link\" data-id=\"https:\/\/fluoropolymers.alfa-chemistry.com\/products\/fep-fluorinated-ethylene-propylene.html\" target=\"_blank\" rel=\"noopener\">FEP<\/a> lining<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Seal Type<\/td><td class=\"has-text-align-center\" data-align=\"center\">External bellows mechanical seal<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The CYF series adopts a steel shell combined with a FEP fluoroplastic lining structure. Compared with conventional 316L stainless steel pumps, this design prevents corrosive media from directly contacting the metal pressure components.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The FEP lining provides excellent chemical resistance, while the steel outer structure maintains the mechanical strength required for industrial operation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This combination allows the pump to achieve both corrosion resistance and long-term mechanical reliability, making it suitable for demanding chemical transfer applications.<\/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=\"CYF series fluoroplastic submersible pumps\" width=\"720\" height=\"405\" src=\"https:\/\/www.youtube.com\/embed\/Kgpy2i-gRR4?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<h2 class=\"wp-block-heading\">FEP Lined Structure for Acid Transfer Applications<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">For this project, corrosion resistance was the key factor in pump selection.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Traditional stainless steel pumps may experience corrosion problems when operating in strong acid environments for extended periods, especially when exposed to high concentrations, temperature variations, or complex chemical conditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Changyu Pump selected a steel-lined FEP structure to address these challenges.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The fluoroplastic lining isolates the corrosive medium from the metal body and provides excellent resistance against aggressive chemicals, including:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hydrochloric acid (HCl);<\/li>\n\n\n\n<li>Sulfuric acid (H\u2082SO\u2084);<\/li>\n\n\n\n<li>Acidic process liquids;<\/li>\n\n\n\n<li>Other corrosive chemical solutions.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Compared with the customer&#8217;s previous 316L stainless steel pump, the FEP-lined design significantly improves corrosion resistance and helps extend equipment service life.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Mechanical Seal Optimization to Reduce Leakage Risk<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">During the previous operation, mechanical seal leakage was one of the main problems affecting equipment reliability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To improve sealing performance, Changyu Pump configured the CYF series with an external bellows mechanical seal design.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The sealing system can be equipped with corrosion-resistant materials such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>99.9% alumina ceramic;<\/li>\n\n\n\n<li>Silicon carbide (SiC);<\/li>\n\n\n\n<li>Filled PTFE materials.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">The external bellows structure reduces the exposure of sensitive metal components to corrosive media and improves sealing stability during continuous operation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Through the combination of proper material selection and optimized sealing design, the CYF pump effectively reduces the risk of chemical leakage and improves operational safety.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Photos from the Scene<\/h3>\n\n\n<style>.wp-block-kadence-advancedgallery .kb-gallery-type-grid.kb-gallery-id-6540_a6a131-24{margin:-5px;}.kb-gallery-type-grid.kb-gallery-id-6540_a6a131-24 .kadence-blocks-gallery-item{padding:5px;}.kb-gallery-id-6540_a6a131-24 .kadence-blocks-gallery-item .kb-gal-image-radius, .kb-gallery-id-6540_a6a131-24 .kb-slide-item .kb-gal-image-radius img{border-radius:0px 0px 0px 0px;;}<\/style><div class=\"kb-gallery-wrap-id-6540_a6a131-24 alignnone wp-block-kadence-advancedgallery\"><ul class=\"kb-gallery-ul kb-gallery-non-static kb-gallery-type-grid kb-gallery-id-6540_a6a131-24 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=\"2\" data-columns-xl=\"2\" data-columns-md=\"2\" 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-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-1024x849.webp\" width=\"1024\" height=\"849\" alt=\"Fluoroplastic centrifugal pump\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3.webp\" data-id=\"6546\" class=\"wp-image-6546\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-1024x849.webp 1024w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-300x249.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-150x124.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-768x637.webp 768w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-1536x1274.webp 1536w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3-14x12.webp 14w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-3.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/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-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2-1024x802.webp\" width=\"1024\" height=\"802\" alt=\"Fluoroplastic centrifugal pump\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2.webp\" data-id=\"6545\" class=\"wp-image-6545\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2-1024x802.webp 1024w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2-300x235.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2-150x117.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2-768x601.webp 768w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2-1536x1202.webp 1536w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2-15x12.webp 15w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-2.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/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-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1-1024x729.webp\" width=\"1024\" height=\"729\" alt=\"Fluoroplastic centrifugal pump\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1.webp\" data-id=\"6544\" class=\"wp-image-6544\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1-1024x729.webp 1024w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1-300x213.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1-150x107.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1-768x546.webp 768w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1-1536x1093.webp 1536w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1-18x12.webp 18w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/High-Corrosion-Resistant-Chemical-Pump-1-1.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/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-land43 kb-has-image-ratio-land43\" ><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2-1024x862.webp\" width=\"1024\" height=\"862\" alt=\"Fluoroplastic centrifugal pump\" data-full-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2.webp\" data-light-image=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2.webp\" data-id=\"6543\" class=\"wp-image-6543\" srcset=\"https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2-1024x862.webp 1024w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2-300x253.webp 300w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2-150x126.webp 150w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2-768x646.webp 768w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2-1536x1293.webp 1536w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2-14x12.webp 14w, https:\/\/changyupump.com\/wp-content\/uploads\/2026\/07\/Fluoroplastic-centrifugal-pump-2.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/div><\/figure><\/div><\/li><\/ul><\/div>\n\n\n<h2 class=\"wp-block-heading\">Project Results<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">After installation, the CYF series fluoroplastic centrifugal pump was successfully applied in the customer&#8217;s fine chemical production process for hydrochloric acid and sulfuric acid transfer.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Compared with the previous 316L stainless steel pump, the new solution effectively improved equipment reliability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The FEP-lined structure solved corrosion issues in strong acid media, while the optimized mechanical seal design reduced leakage and maintenance requirements.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The pump now provides stable, reliable operation for the customer&#8217;s continuous production system, helping to improve production efficiency and reduce unexpected downtime.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Changyu Pump Corrosion Resistant Pump Solutions<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">For corrosive chemical transfer applications, pump selection requires more than matching flow rate and head. Material compatibility, sealing structure, and operating conditions must all be considered.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">With years of experience in corrosion-resistant pump manufacturing, <a href=\"https:\/\/changyupump.com\/about-us\/\" data-type=\"page\" data-id=\"16\">Changyu Pump<\/a> provides customized solutions for industries including fine chemicals, electronic chemicals, pharmaceutical production, new energy materials, and wastewater treatment.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Through professional material selection, pump design, and sealing optimization, Changyu Pump helps customers solve challenging pumping problems involving hydrochloric acid, sulfuric acid, nitric acid, hydrofluoric acid, alkaline solutions, and other corrosive liquids.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The CYF series fluoroplastic centrifugal pump provides a reliable solution for customers requiring safe, stable, and long-term operation in highly corrosive environments.<\/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, 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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,.kadence-column6018_f68c37-81 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column6018_f68c37-81 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column6018_f68c37-81 > 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.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 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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<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?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<\/div><\/div>\n\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Project Background A gas company located in Zigong, China, specializes in the production of fine chemicals and electronic specialty gases. During the manufacturing process, several production units require continuous transfer and circulation of corrosive chemical liquids, including 30% hydrochloric acid (HCl), 98% sulfuric acid (H\u2082SO\u2084), and other acidic process solutions. 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