{"id":8963,"date":"2026-07-17T22:27:59","date_gmt":"2026-07-17T14:27:59","guid":{"rendered":"https:\/\/www.stvvalves.com\/?post_type=product&#038;p=8963"},"modified":"2026-07-17T22:42:07","modified_gmt":"2026-07-17T14:42:07","slug":"ta2-wafer-check-valve-150lb-2-inch","status":"publish","type":"product","link":"https:\/\/www.stvvalves.com\/ru\/products\/ta2-wafer-check-valve-150lb-2-inch\/","title":{"rendered":"TA2 Wafer Check Valve,150LB,2 Inch"},"content":{"rendered":"<ul>\n<li>\n<h2>TA2 Titanium Wafer Check Valve for Seawater, Chemical Processing, and Corrosive Media<\/h2>\n<p class=\"isSelectedEnd\">The <strong>TA2 Wafer Check Valve, Class 150LB, 2 Inch (DN50)<\/strong> is a high-performance non-return valve manufactured from <strong>TA2 Commercially Pure Titanium (Titanium Grade 2)<\/strong>. Designed to prevent reverse flow in demanding industrial systems, this lightweight and corrosion-resistant wafer check valve is ideal for <strong>seawater desalination, offshore platforms, marine engineering, chemical processing, pharmaceutical plants, chlor-alkali facilities, and high-purity water systems<\/strong>.<\/p>\n<p class=\"isSelectedEnd\">Engineered in accordance with <strong>API 594<\/strong>, <strong>\u0410\u0421\u041c\u042d \u041116.34<\/strong>, <strong>ASME B16.5<\/strong>, \u0438 <strong>API 598<\/strong>, the valve provides dependable automatic backflow prevention, low pressure loss, and long service life in highly corrosive environments.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>Why Choose a TA2 Titanium Wafer Check Valve?<\/h1>\n<p class=\"isSelectedEnd\">Traditional carbon steel and stainless steel check valves can suffer from pitting, crevice corrosion, and chloride stress corrosion cracking in aggressive media. <strong>TA2 Titanium<\/strong> forms a stable oxide layer that delivers exceptional protection against seawater, chlorides, and oxidizing chemicals.<\/p>\n<p class=\"isSelectedEnd\">Installing a titanium <a href=\"https:\/\/www.tvcclvalves.com.tw\/en\/product\/TC8.html\" target=\"_blank\" rel=\"noopener\">\u0432\u0430\u0444\u0435\u043b\u044c\u043d\u044b\u0439 \u043e\u0431\u0440\u0430\u0442\u043d\u044b\u0439 \u043a\u043b\u0430\u043f\u0430\u043d<\/a> significantly improves equipment reliability while reducing maintenance frequency and lifecycle costs.<\/p>\n<h3>Key Benefits<\/h3>\n<ul data-spread=\"false\">\n<li>Outstanding seawater corrosion resistance<\/li>\n<li>Excellent resistance to chlorides and brine<\/li>\n<li>Lightweight construction<\/li>\n<li>Automatic non-return operation<\/li>\n<li>Compact wafer design<\/li>\n<li>Low pressure drop<\/li>\n<li>Bubble-tight sealing (with resilient seat option)<\/li>\n<li>Long maintenance-free service life<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>Product Specifications<\/h1>\n<table>\n<tbody>\n<tr>\n<th>Item<\/th>\n<th>\u0421\u043f\u0435\u0446\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u044f<\/th>\n<\/tr>\n<tr>\n<td>\u043d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0442\u043e\u0432\u0430\u0440\u0430<\/td>\n<td>TA2 Wafer Check Valve<\/td>\n<\/tr>\n<tr>\n<td>\u0422\u0438\u043f \u043a\u043b\u0430\u043f\u0430\u043d\u0430<\/td>\n<td>Dual Plate \/ Single Disc Wafer Check Valve (Optional)<\/td>\n<\/tr>\n<tr>\n<td>Nominal Size<\/td>\n<td>2 Inch (DN50)<\/td>\n<\/tr>\n<tr>\n<td>Pressure Rating<\/td>\n<td>ANSI Class 150 (150LB)<\/td>\n<\/tr>\n<tr>\n<td>Body Material<\/td>\n<td>TA2 Titanium (Grade 2)<\/td>\n<\/tr>\n<tr>\n<td>Disc Material<\/td>\n<td>TA2 Titanium<\/td>\n<\/tr>\n<tr>\n<td>Spring Material<\/td>\n<td>Titanium Alloy \/ Hastelloy C276 (Optional)<\/td>\n<\/tr>\n<tr>\n<td>Seat Material<\/td>\n<td>Metal Seat or PTFE (Optional)<\/td>\n<\/tr>\n<tr>\n<td>\u041a\u043e\u043d\u0446\u0435\u0432\u043e\u0435 \u0441\u043e\u0435\u0434\u0438\u043d\u0435\u043d\u0438\u0435<\/td>\n<td>Wafer Type<\/td>\n<\/tr>\n<tr>\n<td>\u0421\u0442\u0430\u043d\u0434\u0430\u0440\u0442 \u0434\u0438\u0437\u0430\u0439\u043d\u0430<\/td>\n<td>API 594<\/td>\n<\/tr>\n<tr>\n<td>Pressure Design<\/td>\n<td>\u0410\u0421\u041c\u042d \u041116.34<\/td>\n<\/tr>\n<tr>\n<td>Face-to-Face<\/td>\n<td>API 594<\/td>\n<\/tr>\n<tr>\n<td>Flange Standard<\/td>\n<td>ASME B16.5 Class 150<\/td>\n<\/tr>\n<tr>\n<td>Inspection &amp; Testing<\/td>\n<td>API 598<\/td>\n<\/tr>\n<tr>\n<td>Installation<\/td>\n<td>Horizontal or Vertical (Upward Flow)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>What Is a Wafer Check Valve?<\/h1>\n<p class=\"isSelectedEnd\">A wafer check valve is a compact, lightweight non-return valve installed between two pipeline flanges.<\/p>\n<p class=\"isSelectedEnd\">During operation:<\/p>\n<ol start=\"1\" data-spread=\"false\">\n<li>Forward flow opens the disc(s).<\/li>\n<li>When flow stops or reverses, the spring and reverse pressure immediately close the disc(s).<\/li>\n<li>Reverse flow is prevented automatically without manual intervention.<\/li>\n<\/ol>\n<p class=\"isSelectedEnd\">Its short face-to-face dimension and lightweight construction make it ideal where installation space is limited.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>Advantages of TA2 Titanium<\/h1>\n<p class=\"isSelectedEnd\"><strong>TA2 (Titanium Grade 2)<\/strong> is widely recognized as one of the best materials for corrosive process applications.<\/p>\n<h3>Excellent Resistance To<\/h3>\n<ul data-spread=\"false\">\n<li>Seawater<\/li>\n<li>Brine<\/li>\n<li>Chloride Solutions<\/li>\n<li>Sodium Hypochlorite<\/li>\n<li>Marine Atmospheres<\/li>\n<li>Oxidizing Acids<\/li>\n<li>Wet Chlorine<\/li>\n<li>High-Purity Water<\/li>\n<\/ul>\n<h3>Material Benefits<\/h3>\n<ul data-spread=\"false\">\n<li>Superior corrosion resistance<\/li>\n<li>High strength-to-weight ratio<\/li>\n<li>Excellent fatigue resistance<\/li>\n<li>Outstanding weldability<\/li>\n<li>Non-magnetic<\/li>\n<li>Long operational lifespan<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>\u041a\u043b\u044e\u0447\u0435\u0432\u0430\u044f \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u044c<\/h1>\n<h2>Compact Wafer Design<\/h2>\n<p class=\"isSelectedEnd\">The wafer body minimizes installation space and reduces overall system weight while maintaining high structural strength.<\/p>\n<h2>Automatic Backflow Prevention<\/h2>\n<p class=\"isSelectedEnd\">The spring-assisted disc closes rapidly when flow reverses, protecting pumps, compressors, and pipelines from water hammer and reverse flow damage.<\/p>\n<h2>Low Pressure Loss<\/h2>\n<p class=\"isSelectedEnd\">Optimized internal flow geometry provides high flow efficiency with minimal energy loss.<\/p>\n<h2>Corrosion-Resistant Construction<\/h2>\n<p class=\"isSelectedEnd\">All wetted components are manufactured from titanium or compatible corrosion-resistant materials for maximum durability in aggressive service.<\/p>\n<h2>Easy Installation<\/h2>\n<p class=\"isSelectedEnd\">Designed to fit directly between <strong>ANSI Class 150 RF flanges<\/strong>, requiring minimal installation space and maintenance.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>Typical Applications<\/h1>\n<p class=\"isSelectedEnd\">The <strong>TA2 Wafer Check Valve<\/strong> is widely used in:<\/p>\n<h3>Seawater Desalination Plants<\/h3>\n<p class=\"isSelectedEnd\">Protects reverse osmosis systems, intake pumps, and seawater transfer pipelines.<\/p>\n<h3>Offshore Oil &amp; Gas<\/h3>\n<p class=\"isSelectedEnd\">Suitable for seawater cooling systems, firewater lines, and offshore process piping.<\/p>\n<h3>Marine Engineering<\/h3>\n<p class=\"isSelectedEnd\">Used in ballast systems, cooling water circuits, and shipbuilding applications.<\/p>\n<h3>Chemical Processing<\/h3>\n<p class=\"isSelectedEnd\">Handles corrosive chemicals and aggressive process fluids where stainless steel is insufficient.<\/p>\n<h3>Pharmaceutical Industry<\/h3>\n<p class=\"isSelectedEnd\">Provides contamination-free flow control in purified water and chemical process systems.<\/p>\n<h3>Power Generation<\/h3>\n<p class=\"isSelectedEnd\">Installed in cooling water systems and chemical dosing pipelines.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>Optional Configurations<\/h1>\n<p class=\"isSelectedEnd\">STV Valves offers a wide range of customization options, including:<\/p>\n<ul data-spread=\"false\">\n<li>Single Disc Wafer Check Valve<\/li>\n<li>\u0414\u0432\u043e\u0439\u043d\u043e\u0439 \u043f\u043b\u0430\u0441\u0442\u0438\u043d\u0447\u0430\u0442\u044b\u0439 \u043e\u0431\u0440\u0430\u0442\u043d\u044b\u0439 \u043a\u043b\u0430\u043f\u0430\u043d<\/li>\n<li>Soft Seat or Metal Seat<\/li>\n<li>Hastelloy Spring<\/li>\n<li>Inconel Spring<\/li>\n<li>\u0421\u0435\u0434\u043b\u043e \u0438\u0437 \u041f\u0422\u0424\u042d<\/li>\n<li>PEEK Seat<\/li>\n<li>High-Temperature Design<\/li>\n<li>NACE MR0175 Compliance<\/li>\n<li>Oxygen Service Cleaning<\/li>\n<li>EN 10204 3.1 \/ 3.2 Material Certification<\/li>\n<\/ul>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>Inspection and Quality Control<\/h1>\n<p class=\"isSelectedEnd\">Every TA2 Wafer Check Valve undergoes rigorous quality inspection before shipment.<\/p>\n<p class=\"isSelectedEnd\">Testing includes:<\/p>\n<ul data-spread=\"false\">\n<li>Hydrostatic Shell Test<\/li>\n<li>Seat Leakage Test<\/li>\n<li>Functional Opening and Closing Test<\/li>\n<li>Positive Material Identification (PMI)<\/li>\n<li>Dimensional Inspection<\/li>\n<li>Surface Finish Inspection<\/li>\n<li>Final Quality Inspection<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">Testing is carried out in accordance with <strong>API 598<\/strong> and customer specifications.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>Why Choose STV Valves?<\/h1>\n<p class=\"isSelectedEnd\"><strong>STV Valves<\/strong> specializes in manufacturing high-performance industrial valves for the oil &amp; gas, marine, chemical, power generation, water treatment, and offshore industries.<\/p>\n<p class=\"isSelectedEnd\">Our product range includes:<\/p>\n<ul data-spread=\"false\">\n<li>Titanium Ball Valves<\/li>\n<li>Titanium Gate Valves<\/li>\n<li>Titanium Globe Valves<\/li>\n<li>Titanium Check Valves<\/li>\n<li>Butterfly Valves<\/li>\n<li>\u041d\u043e\u0436\u0435\u0432\u044b\u0435 \u0437\u0430\u0434\u0432\u0438\u0436\u043a\u0438<\/li>\n<li>Y Strainers<\/li>\n<li>Basket Strainers<\/li>\n<li>Duplex &amp; Super Duplex Valves<\/li>\n<li>Hastelloy and Nickel Alloy Valves<\/li>\n<\/ul>\n<p class=\"isSelectedEnd\">All products are manufactured to international standards with strict quality control and are available in titanium, stainless steel, duplex, Hastelloy, Monel, Inconel, and other special alloys.<\/p>\n<p class=\"isSelectedEnd\">For more information, visit <a href=\"http:\/\/www.stvvalves.com\/ru\/\"><strong>www.stvvalves.com<\/strong><\/a> or contact our engineering team for technical support and customized quotations.<\/p>\n<div contenteditable=\"false\">\n<hr \/>\n<\/div>\n<h1>Frequently Asked Questions (FAQ)<\/h1>\n<h3>Why choose a titanium wafer check valve?<\/h3>\n<p class=\"isSelectedEnd\">Titanium provides exceptional resistance to seawater, chlorides, and corrosive chemicals while offering a lightweight design and extended service life.<\/p>\n<h3>What is TA2 titanium?<\/h3>\n<p class=\"isSelectedEnd\">TA2 is commercially pure Grade 2 titanium, widely used for industrial valves due to its excellent corrosion resistance, weldability, and mechanical properties.<\/p>\n<h3>Can this valve be installed vertically?<\/h3>\n<p class=\"isSelectedEnd\">Yes. It can be installed horizontally or vertically, provided the vertical installation has upward flow and follows the recommended orientation.<\/p>\n<h3>Is the valve suitable for seawater service?<\/h3>\n<p class=\"isSelectedEnd\">Yes. TA2 titanium is one of the preferred materials for seawater, desalination, offshore, and marine applications.<\/p>\n<h3>Which standards does this valve comply with?<\/h3>\n<p>The valve can be manufactured in accordance with API 594, ASME B16.34, ASME B16.5, and API 598.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>STV Valve Technology Group Co., Ltd is a professional China leader TA2 Wafer Check Valve, Titanium Wafer Check Valve, Grade 2 Titanium Check Valve, Class 150 Check Valve, 2 Inch Wafer Check Valve, API 594 Check Valve, Titanium Non Return Valve, Seawater Check Valve, Marine Titanium Valve, Chemical Process Check Valve, Corrosion Resistant Check Valve, Titanium Valve Manufacturer, Industrial Titanium Check Valve, STV Valves Manufacturer with high quality and competitive price.<\/p>\n<p>&nbsp;<\/p>","protected":false},"featured_media":8964,"template":"","meta":[],"product_brand":[],"product_cat":[46,84],"product_tag":[2052,3532,3534,2051,3533],"class_list":{"0":"post-8963","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-check-valves","7":"product_cat-wafer-check-valve","8":"product_tag-150lb-tilting-disc-check-valve","9":"product_tag-24-inch-tilting-disc-check-valve","10":"product_tag-api594-tilting-disc-check-valve-manufacturer","11":"product_tag-cf8m-tilting-disc-check-valve","12":"product_tag-wafer-tilting-disc-check-valve","14":"first","15":"instock","16":"shipping-taxable","17":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.stvvalves.com\/ru\/wp-json\/wp\/v2\/product\/8963","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stvvalves.com\/ru\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.stvvalves.com\/ru\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ru\/wp-json\/wp\/v2\/media\/8964"}],"wp:attachment":[{"href":"https:\/\/www.stvvalves.com\/ru\/wp-json\/wp\/v2\/media?parent=8963"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ru\/wp-json\/wp\/v2\/product_brand?post=8963"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ru\/wp-json\/wp\/v2\/product_cat?post=8963"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ru\/wp-json\/wp\/v2\/product_tag?post=8963"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}