{"id":8952,"date":"2026-06-21T17:32:56","date_gmt":"2026-06-21T09:32:56","guid":{"rendered":"https:\/\/www.stvvalves.com\/?post_type=product&#038;p=8952"},"modified":"2026-06-21T17:44:17","modified_gmt":"2026-06-21T09:44:17","slug":"lcb-wafer-check-valve-150lb-6-inch","status":"publish","type":"product","link":"https:\/\/www.stvvalves.com\/es\/products\/lcb-wafer-check-valve-150lb-6-inch\/","title":{"rendered":"LCB Wafer Check Valve,150LB,6 Inch"},"content":{"rendered":"<h1 data-section-id=\"13ij1o\" data-start=\"0\" data-end=\"45\">LCB Wafer Check Valve, Class 150 LB, 6 Inch<\/h1>\n<div class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgHEAA\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">An <strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">LCB Wafer Check Valve<!--TgQPHd||[]--><\/strong> <mark class=\"HxTRcb\" data-sfc-root=\"ep\" data-wiz-uids=\"uqwLzb_o\" data-sfc-cb=\"\" data-ved=\"2ahUKEwj4rIzxgpiVAxVbk68BHTZRAfAQuJAPeggIAggACAcQAQ\" data-sfc-inited=\"2\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\"><!--qkimaf uqwLzb_n\/HugV6--><!--cqw1tb uqwLzb_n\/HugV6-->features a body constructed from <strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\">ASTM A352 LCB<!--TgQPHd||[]--><\/strong> (Low Carbon Cast Steel), designed to fit compactly between pipe flanges without requiring its own bolted flanges<!--TgQPHd||[]--><\/mark>. It automatically prevents reverse fluid flow in high-pressure, low-temperature, and cryogenic industrial applications.\u00a0<!--TgQPHd||[]--><\/div>\n<div class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-sfc-inited=\"2\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><!--TgQPHd||[]--><\/div>\n<div class=\"otQkpb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 20px; font-weight: 700; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\">Core Material: ASTM A352 LCB<!--TgQPHd||[]--><\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj4rIzxgpiVAxVbk68BHTZRAfAQi4wTeggIAggACAkQAA\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgJEAE\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Composition:<!--TgQPHd||[]--><\/strong> Low-carbon cast steel, specifically heat-treated for improved toughness.<!--TgQPHd||[]--><\/span><!--TgQPHd||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgJEAI\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Temperature Range:<!--TgQPHd||[]--><\/strong> Ideal for sub-zero environments, handling temperatures ranging from -46\u00b0C to 343\u00b0C (-50\u00b0F to 650\u00b0F).<!--TgQPHd||[]--><\/span><!--TgQPHd||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgJEAM\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Applications:<!--TgQPHd||[]--><\/strong> Widely used in the oil &amp; gas industry, petrochemical plants, and cryogenic liquid transfer.<!--TgQPHd||[]--><\/span>\u00a0<!--TgQPHd||[]--><\/li>\n<p><!--TgQPHd||[]--><\/ul>\n<\/div>\n<div class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-sfc-inited=\"2\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><!--TgQPHd||[]--><\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj4rIzxgpiVAxVbk68BHTZRAfAQi4wTeggIAggACAoQAA\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<div class=\"otQkpb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 20px; font-weight: 700; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\">Valve Design &amp; Configurations<!--TgQPHd||[]--><\/div>\n<\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj4rIzxgpiVAxVbk68BHTZRAfAQi4wTeggIAggACA4QAA\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgOEAE\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Wafer Style:<!--TgQPHd||[]--><\/strong> Designed to be clamped directly between two pipe flanges, utilizing studs or bolts for a much lighter, smaller footprint compared to flanged check valves.<!--TgQPHd||[]--><\/span>\u00a0<!--TgQPHd||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgOEAY\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Dual Plate \/ Double Disc:<!--TgQPHd||[]--><\/strong> The most common configuration, featuring two spring-loaded semi-circular plates that hinge on a central pin, preventing &#8220;slamming&#8221; and water hammer.<!--TgQPHd||[]--><\/span>\u00a0<!--TgQPHd||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgOEAs\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Tilting Disc \/ Nozzle:<!--TgQPHd||[]--><\/strong> Alternative designs used for smooth, non-slam operation and minimal pressure drop.<\/span><!--TgQPHd||[]--><\/li>\n<p><!--TgQPHd||[]--><\/ul>\n<\/div>\n<div class=\"Fsg96\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-sfc-inited=\"2\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><!--TgQPHd||[]--><\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj4rIzxgpiVAxVbk68BHTZRAfAQi4wTeggIAggACBIQAA\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<div class=\"otQkpb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 20px; font-weight: 700; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);\">Pressure &amp; Size Specifications<!--TgQPHd||[]--><\/div>\n<\/div>\n<div class=\"\" data-bfc=\"\" data-ved=\"2ahUKEwj4rIzxgpiVAxVbk68BHTZRAfAQi4wTeggIAggACBQQAA\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<ul class=\"KsbFXc U6u95\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgUEAE\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Pressure Classes:<!--TgQPHd||[]--><\/strong> Typically ranges from ASME Class 150 to Class 2500.<!--TgQPHd||[]--><\/span><!--TgQPHd||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgUEAI\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Size Range:<!--TgQPHd||[]--><\/strong> Commonly manufactured in sizes spanning from 2&#8243; to 48&#8243;.<!--TgQPHd||[]--><\/span><!--TgQPHd||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgUEAM\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><span class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><strong class=\"Yjhzub\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\">Standards:<!--TgQPHd||[]--><\/strong> Designed and manufactured in accordance with <span class=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><a class=\"H23r4e\" href=\"https:\/\/www.stvvalves.com\/wholesale\/check-valves\/wafer-check-valve\/page\/3\/\" target=\"_blank\" rel=\"noopener\" data-hveid=\"CAIIAAgUEAQ\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: underline 1px rgb(26, 13, 171); border-bottom: 0px rgb(26, 13, 171);\">API 594<\/a><!--TgQPHd||[[&quot;https:\/\/www.scorpiovalves.com\/wafer-check-valve.html&quot;,null,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[{&quot;1218&quot;:[16]}]],16,null,&quot;wafer check valve&quot;,&quot;Wafer Cast Steel Check Valve 150 LB \/ 300 LB. Applicable Standards. Steel Check Valves API 594\/API 6D; Steel Check Valves ISO 14313; Steel Valves ASME B16.&quot;,&quot;https:\/\/encrypted-tbn0.gstatic.com\/images?q\\u003dtbn:ANd9GcRNKPDL0bCPJnFE4X7lbfb51jOFFxNGDap94hihfxpzLQR4m0fP2L_aQq4iTNeHSCGsREYiLuEFt5veU-U&quot;,&quot;Scorpio Valves&quot;,&quot;https:\/\/encrypted-tbn0.gstatic.com\/faviconV2?url\\u003dhttps:\/\/www.scorpiovalves.com\\u0026client\\u003dAIM\\u0026size\\u003d128\\u0026type\\u003dFAVICON\\u0026fallback_opts\\u003dTYPE,SIZE,URL&quot;,[[1782034244769400,28283739,4026618166],null,null,null,null,[[2,0,21]]],null,&quot;37edf111-7742-4a19-88b1-7c88acd4adef&quot;]]--><\/span> and <span class=\"\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(10, 10, 10);\"><a class=\"H23r4e\" href=\"https:\/\/www.jscvalve.com\/astm-a352-lcb-non-slam-check-valve-bs-1868-16-in-150-lb.html\" target=\"_blank\" rel=\"noopener\" data-hveid=\"CAIIAAgUEAU\" data-copy-service-computed-style=\"font-family: Arial, sans-serif; font-size: 16px; font-weight: 700; margin: 0px; text-decoration: underline 1px rgb(26, 13, 171); border-bottom: 0px rgb(26, 13, 171);\">ASME B16.34<\/a><!--TgQPHd||[[&quot;https:\/\/www.jscvalve.com\/astm-a352-lcb-non-slam-check-valve-bs-1868-16-in-150-lb.html&quot;,null,null,[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,[{&quot;1218&quot;:[16]}]],16,null,&quot;ASTM A352 LCB Non-slam Check Valve, BS 1868, 16 IN, 150 LB&quot;,&quot;Detail Information * Streamlined Axial Flow. The valve boasts a full-port expanded body design, ensuring a smooth, streamlined flow path that mitigates turbulence, erosion, and vibration. This design minimizes process downtime and maintenance costs. * Minimal Pressure Loss. With its venturi-shaped body facilitating high-pressure recovery and a full opening flow passage, this valve achieves remarkably low pressure loss. This translates to reduced operating costs for pumps and compressors. * Secure Shut-off. Metal-to-metal sealing between the disc and the seat guarantees a tight shut-off unaffected by erosion or material deformation, unlike soft seals. * Low Cracking Pressure. Engineered for stability, the valve&#39;s large disc with identical effective pressure areas on both sides ensures a low cracking pressure. ... * Effortless Operation and Stability. The venturi-shaped throat area maintains low static pressure, creating a pressure differential over the disc for easy opening. ... * Non-Slam Operation. Equipped with a spring-assisted design, the valve closes rapidly without causing backflow or pressure surges. ... * Maintenance-Free. Built on robust mechanical engineering principles, Mokveld axial check valves require no maintenance, ensuring hassle-free operation. * Reliable Performance Prediction.&quot;,&quot;https:\/\/encrypted-tbn0.gstatic.com\/images?q\\u003dtbn:ANd9GcQVBSmklDZ6loIgCxwHi7psbLeY_a5s8KwNe1EDN_GffUgj36phlMRnjae3Z6PVTnJDvUhoFCX0bnotqGI&quot;,null,&quot;https:\/\/encrypted-tbn0.gstatic.com\/faviconV2?url\\u003dhttps:\/\/www.jscvalve.com\\u0026client\\u003dAIM\\u0026size\\u003d128\\u0026type\\u003dFAVICON\\u0026fallback_opts\\u003dTYPE,SIZE,URL&quot;,[[1782034244769400,28283739,4026618166],null,null,null,null,[[2,0,22]]],null,&quot;200e8cbf-be0f-4083-b267-e24e12a29436&quot;]]--><\/span> guidelines<\/span><\/li>\n<\/ul>\n<\/div>\n<h2 data-section-id=\"15oucgg\" data-start=\"47\" data-end=\"142\">Low Temperature Carbon Steel Wafer Check Valve for Oil, Gas, and Industrial Pipeline Systems<\/h2>\n<p data-start=\"144\" data-end=\"620\">The <strong data-start=\"148\" data-end=\"203\">LCB Wafer Check Valve, Class 150 LB, 6 Inch (DN150)<\/strong> is a compact, low-temperature carbon steel non-return valve designed to prevent backflow in pipeline systems operating under moderate pressure and low-temperature conditions. Manufactured from <strong data-start=\"397\" data-end=\"445\">ASTM A352 LCB (Low-Temperature Carbon Steel)<\/strong>, this valve offers excellent toughness at sub-zero temperatures, reliable sealing performance, and long service life in cryogenic and low-temperature industrial applications.<\/p>\n<p data-start=\"622\" data-end=\"863\">Designed in accordance with <strong data-start=\"650\" data-end=\"661\">API 594<\/strong>, <strong data-start=\"663\" data-end=\"678\">ASME B16.34<\/strong>, and <strong data-start=\"684\" data-end=\"695\">API 598<\/strong>, the wafer check valve provides efficient flow control protection for pumps, compressors, and downstream equipment in oil &amp; gas, petrochemical, and process industries.<\/p>\n<hr data-start=\"865\" data-end=\"868\" \/>\n<h1 data-section-id=\"iuhk0e\" data-start=\"870\" data-end=\"888\">Product Overview<\/h1>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"890\" data-end=\"1478\">\n<thead data-start=\"890\" data-end=\"914\">\n<tr data-start=\"890\" data-end=\"914\">\n<th class=\"last:pe-10\" data-start=\"890\" data-end=\"897\" data-col-size=\"sm\">Item<\/th>\n<th class=\"last:pe-10\" data-start=\"897\" data-end=\"914\" data-col-size=\"md\">Specification<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"939\" data-end=\"1478\">\n<tr data-start=\"939\" data-end=\"975\">\n<td data-start=\"939\" data-end=\"954\" data-col-size=\"sm\">Product Name<\/td>\n<td data-start=\"954\" data-end=\"975\" data-col-size=\"md\">Wafer Check Valve<\/td>\n<\/tr>\n<tr data-start=\"976\" data-end=\"1029\">\n<td data-start=\"976\" data-end=\"989\" data-col-size=\"sm\">Valve Type<\/td>\n<td data-start=\"989\" data-end=\"1029\" data-col-size=\"md\">Dual Plate \/ Swing Wafer Check Valve<\/td>\n<\/tr>\n<tr data-start=\"1030\" data-end=\"1055\">\n<td data-start=\"1030\" data-end=\"1037\" data-col-size=\"sm\">Size<\/td>\n<td data-start=\"1037\" data-end=\"1055\" data-col-size=\"md\">6 Inch (DN150)<\/td>\n<\/tr>\n<tr data-start=\"1056\" data-end=\"1090\">\n<td data-start=\"1056\" data-end=\"1074\" data-col-size=\"sm\">Pressure Rating<\/td>\n<td data-start=\"1074\" data-end=\"1090\" data-col-size=\"md\">Class 150 LB<\/td>\n<\/tr>\n<tr data-start=\"1091\" data-end=\"1124\">\n<td data-start=\"1091\" data-end=\"1107\" data-col-size=\"sm\">Body Material<\/td>\n<td data-start=\"1107\" data-end=\"1124\" data-col-size=\"md\">ASTM A352 LCB<\/td>\n<\/tr>\n<tr data-start=\"1125\" data-end=\"1172\">\n<td data-start=\"1125\" data-end=\"1141\" data-col-size=\"sm\">Disc Material<\/td>\n<td data-start=\"1141\" data-end=\"1172\" data-col-size=\"md\">A352 LCB \/ SS316 (Optional)<\/td>\n<\/tr>\n<tr data-start=\"1173\" data-end=\"1220\">\n<td data-start=\"1173\" data-end=\"1185\" data-col-size=\"sm\">Seat Type<\/td>\n<td data-start=\"1185\" data-end=\"1220\" data-col-size=\"md\">Metal Seat \/ Soft Seat Optional<\/td>\n<\/tr>\n<tr data-start=\"1221\" data-end=\"1253\">\n<td data-start=\"1221\" data-end=\"1239\" data-col-size=\"sm\">Connection Type<\/td>\n<td data-start=\"1239\" data-end=\"1253\" data-col-size=\"md\">Wafer Type<\/td>\n<\/tr>\n<tr data-start=\"1254\" data-end=\"1283\">\n<td data-start=\"1254\" data-end=\"1272\" data-col-size=\"sm\">Design Standard<\/td>\n<td data-start=\"1272\" data-end=\"1283\" data-col-size=\"md\">API 594<\/td>\n<\/tr>\n<tr data-start=\"1284\" data-end=\"1334\">\n<td data-start=\"1284\" data-end=\"1299\" data-col-size=\"sm\">Face-to-Face<\/td>\n<td data-start=\"1299\" data-end=\"1334\" data-col-size=\"md\">API 594 \/ Manufacturer Standard<\/td>\n<\/tr>\n<tr data-start=\"1335\" data-end=\"1369\">\n<td data-start=\"1335\" data-end=\"1358\" data-col-size=\"sm\">Inspection &amp; Testing<\/td>\n<td data-start=\"1358\" data-end=\"1369\" data-col-size=\"md\">API 598<\/td>\n<\/tr>\n<tr data-start=\"1370\" data-end=\"1408\">\n<td data-start=\"1370\" data-end=\"1390\" data-col-size=\"sm\">Temperature Range<\/td>\n<td data-start=\"1390\" data-end=\"1408\" data-col-size=\"md\">-46\u00b0C to 345\u00b0C<\/td>\n<\/tr>\n<tr data-start=\"1409\" data-end=\"1478\">\n<td data-start=\"1409\" data-end=\"1428\" data-col-size=\"sm\">Applicable Media<\/td>\n<td data-start=\"1428\" data-end=\"1478\" data-col-size=\"md\">Oil, Gas, Water, Steam, Low-Temperature Fluids<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<hr data-start=\"1480\" data-end=\"1483\" \/>\n<h1 data-section-id=\"w8e8je\" data-start=\"1485\" data-end=\"1509\">What is ASTM A352 LCB?<\/h1>\n<p data-start=\"1511\" data-end=\"1679\">ASTM A352 LCB is a low-temperature carbon steel designed for use in applications where materials must maintain toughness and impact resistance at sub-zero temperatures.<\/p>\n<h3 data-section-id=\"l2eqyc\" data-start=\"1681\" data-end=\"1706\">Key Properties of LCB<\/h3>\n<ul data-start=\"1708\" data-end=\"1916\">\n<li data-section-id=\"2baqm\" data-start=\"1708\" data-end=\"1751\">Excellent low-temperature impact strength<\/li>\n<li data-section-id=\"rmbhyr\" data-start=\"1752\" data-end=\"1770\">Good weldability<\/li>\n<li data-section-id=\"a6uifa\" data-start=\"1771\" data-end=\"1825\">Reliable mechanical performance in cold environments<\/li>\n<li data-section-id=\"1m6kupq\" data-start=\"1826\" data-end=\"1871\">Suitable for cryogenic and sub-zero service<\/li>\n<li data-section-id=\"78d5g8\" data-start=\"1872\" data-end=\"1916\">Cost-effective compared to stainless steel<\/li>\n<\/ul>\n<p data-start=\"1918\" data-end=\"2052\">LCB is widely used in pipelines exposed to winter conditions, LNG systems (non-critical), and low-temperature industrial environments.<\/p>\n<hr data-start=\"2054\" data-end=\"2057\" \/>\n<h1 data-section-id=\"gu7kcq\" data-start=\"2059\" data-end=\"2077\">Product Features<\/h1>\n<h2 data-section-id=\"n2jnng\" data-start=\"2079\" data-end=\"2120\">Low-Temperature Resistant Construction<\/h2>\n<p data-start=\"2122\" data-end=\"2165\">LCB material ensures stable performance in:<\/p>\n<ul data-start=\"2167\" data-end=\"2276\">\n<li data-section-id=\"1amil38\" data-start=\"2167\" data-end=\"2182\">Cold climates<\/li>\n<li data-section-id=\"1gxp5sg\" data-start=\"2183\" data-end=\"2205\">Refrigerated systems<\/li>\n<li data-section-id=\"1urn1tn\" data-start=\"2206\" data-end=\"2243\">Low-temperature hydrocarbon service<\/li>\n<li data-section-id=\"1dt0k4o\" data-start=\"2244\" data-end=\"2276\">Seasonal freezing environments<\/li>\n<\/ul>\n<hr data-start=\"2278\" data-end=\"2281\" \/>\n<h2 data-section-id=\"2ggizb\" data-start=\"2283\" data-end=\"2306\">Wafer Compact Design<\/h2>\n<p data-start=\"2308\" data-end=\"2342\">The wafer-type structure provides:<\/p>\n<ul data-start=\"2344\" data-end=\"2494\">\n<li data-section-id=\"nm2k5t\" data-start=\"2344\" data-end=\"2374\">Short face-to-face dimension<\/li>\n<li data-section-id=\"1sv2mvf\" data-start=\"2375\" data-end=\"2401\">Lightweight construction<\/li>\n<li data-section-id=\"133kc4k\" data-start=\"2402\" data-end=\"2437\">Easy installation between flanges<\/li>\n<li data-section-id=\"geawp0\" data-start=\"2438\" data-end=\"2466\">Reduced space requirements<\/li>\n<li data-section-id=\"yclo16\" data-start=\"2467\" data-end=\"2494\">Lower overall system cost<\/li>\n<\/ul>\n<hr data-start=\"2496\" data-end=\"2499\" \/>\n<h2 data-section-id=\"11muww7\" data-start=\"2501\" data-end=\"2541\">Dual Plate Check Mechanism (Optional)<\/h2>\n<p data-start=\"2543\" data-end=\"2594\">For improved performance, dual plate design offers:<\/p>\n<ul data-start=\"2596\" data-end=\"2722\">\n<li data-section-id=\"1661hwv\" data-start=\"2596\" data-end=\"2621\">Faster closing response<\/li>\n<li data-section-id=\"ckzx8w\" data-start=\"2622\" data-end=\"2651\">Reduced water hammer effect<\/li>\n<li data-section-id=\"cfx5uv\" data-start=\"2652\" data-end=\"2673\">Lower pressure drop<\/li>\n<li data-section-id=\"1is0g43\" data-start=\"2674\" data-end=\"2700\">Improved flow efficiency<\/li>\n<li data-section-id=\"8gshu6\" data-start=\"2701\" data-end=\"2722\">Longer service life<\/li>\n<\/ul>\n<hr data-start=\"2724\" data-end=\"2727\" \/>\n<h2 data-section-id=\"vhtofx\" data-start=\"2729\" data-end=\"2757\">Class 150 Pressure Rating<\/h2>\n<p data-start=\"2759\" data-end=\"2813\">Suitable for medium-pressure pipeline systems such as:<\/p>\n<ul data-start=\"2815\" data-end=\"2933\">\n<li data-section-id=\"1vz8n7l\" data-start=\"2815\" data-end=\"2831\">Utility piping<\/li>\n<li data-section-id=\"kyhhb6\" data-start=\"2832\" data-end=\"2861\">Oil and gas transport lines<\/li>\n<li data-section-id=\"8vf7gk\" data-start=\"2862\" data-end=\"2885\">Cooling water systems<\/li>\n<li data-section-id=\"xpwng2\" data-start=\"2886\" data-end=\"2905\">Process pipelines<\/li>\n<li data-section-id=\"o6hjav\" data-start=\"2906\" data-end=\"2933\">Pump discharge protection<\/li>\n<\/ul>\n<hr data-start=\"2935\" data-end=\"2938\" \/>\n<h1 data-section-id=\"zjxypn\" data-start=\"2940\" data-end=\"2966\">Technical Specifications<\/h1>\n<h2 data-section-id=\"177z9ux\" data-start=\"2968\" data-end=\"2996\">Materials of Construction<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"2998\" data-end=\"3233\">\n<thead data-start=\"2998\" data-end=\"3022\">\n<tr data-start=\"2998\" data-end=\"3022\">\n<th class=\"last:pe-10\" data-start=\"2998\" data-end=\"3010\" data-col-size=\"sm\">Component<\/th>\n<th class=\"last:pe-10\" data-start=\"3010\" data-end=\"3022\" data-col-size=\"sm\">Material<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3051\" data-end=\"3233\">\n<tr data-start=\"3051\" data-end=\"3075\">\n<td data-start=\"3051\" data-end=\"3058\" data-col-size=\"sm\">Body<\/td>\n<td data-start=\"3058\" data-end=\"3075\" data-col-size=\"sm\">ASTM A352 LCB<\/td>\n<\/tr>\n<tr data-start=\"3076\" data-end=\"3103\">\n<td data-start=\"3076\" data-end=\"3083\" data-col-size=\"sm\">Disc<\/td>\n<td data-start=\"3083\" data-end=\"3103\" data-col-size=\"sm\">A352 LCB \/ SS316<\/td>\n<\/tr>\n<tr data-start=\"3104\" data-end=\"3138\">\n<td data-start=\"3104\" data-end=\"3111\" data-col-size=\"sm\">Seat<\/td>\n<td data-start=\"3111\" data-end=\"3138\" data-col-size=\"sm\">EPDM \/ NBR \/ Metal Seat<\/td>\n<\/tr>\n<tr data-start=\"3139\" data-end=\"3178\">\n<td data-start=\"3139\" data-end=\"3148\" data-col-size=\"sm\">Spring<\/td>\n<td data-start=\"3148\" data-end=\"3178\" data-col-size=\"sm\">SS316 \/ Inconel (Optional)<\/td>\n<\/tr>\n<tr data-start=\"3179\" data-end=\"3204\">\n<td data-start=\"3179\" data-end=\"3187\" data-col-size=\"sm\">Shaft<\/td>\n<td data-start=\"3187\" data-end=\"3204\" data-col-size=\"sm\">SS410 \/ SS304<\/td>\n<\/tr>\n<tr data-start=\"3205\" data-end=\"3233\">\n<td data-start=\"3205\" data-end=\"3214\" data-col-size=\"sm\">Gasket<\/td>\n<td data-start=\"3214\" data-end=\"3233\" data-col-size=\"sm\">Graphite \/ PTFE<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<hr data-start=\"3235\" data-end=\"3238\" \/>\n<h2 data-section-id=\"tdzexs\" data-start=\"3240\" data-end=\"3263\">Applicable Standards<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3265\" data-end=\"3485\">\n<thead data-start=\"3265\" data-end=\"3291\">\n<tr data-start=\"3265\" data-end=\"3291\">\n<th class=\"last:pe-10\" data-start=\"3265\" data-end=\"3276\" data-col-size=\"sm\">Standard<\/th>\n<th class=\"last:pe-10\" data-start=\"3276\" data-end=\"3291\" data-col-size=\"sm\">Description<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"3320\" data-end=\"3485\">\n<tr data-start=\"3320\" data-end=\"3352\">\n<td data-start=\"3320\" data-end=\"3330\" data-col-size=\"sm\">API 594<\/td>\n<td data-start=\"3330\" data-end=\"3352\" data-col-size=\"sm\">Check Valve Design<\/td>\n<\/tr>\n<tr data-start=\"3353\" data-end=\"3386\">\n<td data-start=\"3353\" data-end=\"3367\" data-col-size=\"sm\">ASME B16.34<\/td>\n<td data-start=\"3367\" data-end=\"3386\" data-col-size=\"sm\">Pressure Design<\/td>\n<\/tr>\n<tr data-start=\"3387\" data-end=\"3421\">\n<td data-start=\"3387\" data-end=\"3397\" data-col-size=\"sm\">API 598<\/td>\n<td data-start=\"3397\" data-end=\"3421\" data-col-size=\"sm\">Inspection &amp; Testing<\/td>\n<\/tr>\n<tr data-start=\"3422\" data-end=\"3458\">\n<td data-start=\"3422\" data-end=\"3434\" data-col-size=\"sm\">MSS SP-55<\/td>\n<td data-start=\"3434\" data-end=\"3458\" data-col-size=\"sm\">Quality Requirements<\/td>\n<\/tr>\n<tr data-start=\"3459\" data-end=\"3485\">\n<td data-start=\"3459\" data-end=\"3473\" data-col-size=\"sm\">NACE MR0175<\/td>\n<td data-start=\"3473\" data-end=\"3485\" data-col-size=\"sm\">Optional<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<hr data-start=\"3487\" data-end=\"3490\" \/>\n<h1 data-section-id=\"oc06ep\" data-start=\"3492\" data-end=\"3511\">Working Principle<\/h1>\n<p data-start=\"3513\" data-end=\"3582\">The wafer check valve operates automatically based on flow direction.<\/p>\n<h3 data-section-id=\"e661vz\" data-start=\"3584\" data-end=\"3600\">Forward Flow<\/h3>\n<ol data-start=\"3602\" data-end=\"3705\">\n<li data-section-id=\"piajjg\" data-start=\"3602\" data-end=\"3628\">Fluid enters the valve.<\/li>\n<li data-section-id=\"1xekny\" data-start=\"3629\" data-end=\"3665\">Pressure forces the disc(s) open.<\/li>\n<li data-section-id=\"1ftsosh\" data-start=\"3666\" data-end=\"3705\">Flow passes with minimal resistance.<\/li>\n<\/ol>\n<h3 data-section-id=\"1yeoftg\" data-start=\"3707\" data-end=\"3723\">Reverse Flow<\/h3>\n<ol data-start=\"3725\" data-end=\"3870\">\n<li data-section-id=\"4nq7f4\" data-start=\"3725\" data-end=\"3752\">Flow reverses direction.<\/li>\n<li data-section-id=\"3wptqe\" data-start=\"3753\" data-end=\"3807\">Disc closes immediately under gravity\/spring force.<\/li>\n<li data-section-id=\"qaiwbh\" data-start=\"3808\" data-end=\"3831\">Backflow is blocked.<\/li>\n<li data-section-id=\"1ux5rue\" data-start=\"3832\" data-end=\"3870\">Equipment is protected from damage.<\/li>\n<\/ol>\n<hr data-start=\"3872\" data-end=\"3875\" \/>\n<h1 data-section-id=\"bazihh\" data-start=\"3877\" data-end=\"3899\">Typical Applications<\/h1>\n<h2 data-section-id=\"16zke1y\" data-start=\"3901\" data-end=\"3922\">Oil &amp; Gas Industry<\/h2>\n<p data-start=\"3924\" data-end=\"3932\">Used in:<\/p>\n<ul data-start=\"3934\" data-end=\"4035\">\n<li data-section-id=\"rx0lzz\" data-start=\"3934\" data-end=\"3963\">Pipeline protection systems<\/li>\n<li data-section-id=\"6s1p7t\" data-start=\"3964\" data-end=\"3986\">Pump discharge lines<\/li>\n<li data-section-id=\"r8n6gq\" data-start=\"3987\" data-end=\"4008\">Compressor stations<\/li>\n<li data-section-id=\"1p8vdhi\" data-start=\"4009\" data-end=\"4035\">Refinery utility systems<\/li>\n<\/ul>\n<h3 data-section-id=\"1omihmt\" data-start=\"4037\" data-end=\"4062\">Oil &amp; Gas Application<\/h3>\n<div class=\"no-scrollbar flex min-h-36 flex-nowrap gap-0.5 overflow-auto sm:gap-1 sm:overflow-hidden xl:min-h-44 mt-1 mb-5 not-first:mt-4\">\n<div class=\"border-token-border-default relative w-32 shrink-0 overflow-hidden rounded-xl border-[0.5px] md:shrink max-h-64 sm:w-[calc((100%-0.5rem)\/3)] rounded-s-xl\">\n<div class=\"group\/search-image @container\/search-image relative rounded-[inherit] h-full w-full\">\n<div><img decoding=\"async\" class=\"bg-token-main-surface-tertiary m-0 h-full w-full object-cover\" src=\"https:\/\/images.openai.com\/static-rsc-4\/qriObCQFHPctiLnz6g-NQsuSFjFlineCY4izNYpiXgUPiXY0bU6MR86oAjTbomUDYfEOqihbNkgD_EayF5O84V7lbc_CNA87TdtCq6H06bNgPnUU113zS-MEOT8ZuCvilkA9WVh7tY2LS9pxdJGF5J7pAj01sREQcBj7qTEXiWYSMJfBJogOG1V0I_bOhfja?purpose=inline\" alt=\"https:\/\/images.openai.com\/static-rsc-4\/CSkzgrypw5HrXV_z8f0xsshXBLmW6vtNLcXYTmyeRpFRphAm4qfJejiBCKY6HfRO8uYTc57JICzRgQIuc2k5UUyaqbk8mbBvkkuTVORgbyw0yBgUY26FIDl3dba2pz3ZBjgKQEdIwqdgtcDEvNvk4F1-SmNvFsMAscxEz0kR01ezGoA4jFewddnxyAHdWENp?purpose=fullsize\" \/><\/div>\n<\/div>\n<\/div>\n<div class=\"border-token-border-default relative w-32 shrink-0 overflow-hidden rounded-xl border-[0.5px] md:shrink max-h-64 sm:w-[calc((100%-0.5rem)\/3)]\">\n<div class=\"group\/search-image @container\/search-image relative rounded-[inherit] h-full w-full\">\n<div><img decoding=\"async\" class=\"bg-token-main-surface-tertiary m-0 h-full w-full object-cover\" src=\"https:\/\/images.openai.com\/static-rsc-4\/oTWkzgZmYDv5OZYb6h1OlKGliYwYzdOeFYC6QjwiULAXcVMmNOFpBYftmhG_M9Xkjx_5OGn8lptW3Kuoh_muG0vvt0pZ896axakYo0tBRmxbXXvFD-k9bOxqV3eNTHZDgWomfqBLwDxfmAcztoNZiTZpBu1u5liAQJl0_4-Kk1OZDj5_xhhitVpts7E38c3l?purpose=inline\" alt=\"https:\/\/images.openai.com\/static-rsc-4\/PTzjzv3kO7SvywpT-odyx6S6A5GBumGUP6DYKR3dQmMeLR8ARY7umtOeqn2vMlx-oVoAKbXUVV1Dn9cWwFvdkp5Q6uikJuPuVxPIukAX3wQmQbWQPBptWVEqIJj4xVaS77OuI79gEeFPshq2Mttp7jXinCBuLVWG_zIIZ-NLpkIp7nckUOLIRk5yyR7pOF4d?purpose=fullsize\" \/><\/div>\n<\/div>\n<\/div>\n<div class=\"border-token-border-default relative w-32 shrink-0 overflow-hidden rounded-xl border-[0.5px] md:shrink max-h-64 sm:w-[calc((100%-0.5rem)\/3)] rounded-e-xl\">\n<div class=\"group\/search-image @container\/search-image relative rounded-[inherit] h-full w-full\">\n<div><img decoding=\"async\" class=\"bg-token-main-surface-tertiary m-0 h-full w-full object-cover\" src=\"https:\/\/images.openai.com\/static-rsc-4\/yGOOyTD5Pz42TSn-slpn_JioKooiW6Vzye1fIlbk3WMCQqIgNhZ84zIxRjfXhZYZjJDGk5K7UA3pYZsRHR1hOBFHoxYsaHoy4oahW_5u1uN9x1djWr5GabW4WucR-dsVQ7nLvubq_oyuQ54nEZAFqbeqYbVBgHGU4I85rI4XHy0?purpose=inline\" alt=\"https:\/\/images.openai.com\/static-rsc-4\/qe-Md2wch-FcKJEH97uU-klBG7KSSYsr3ALErZjiVt4wqPlZKAzDJ8OYZdRuOGFfxrgD5JvVSyxr1kJV99OwhNfHQ7p4SjuIG5aWa5FPWEcU0Lbul2OcGixVx_Rm7_kW5Ovd19olvALnEwOC5SEbuQibpT1eKYZPFs8POn6JWOFhoIwUIHLdVkM0o01vx7zY?purpose=fullsize\" \/><\/div>\n<div class=\"pointer-events-none absolute inset-x-2 bottom-2 z-10 flex max-w-[calc(100%-1rem)] flex-wrap items-end justify-end gap-1.5\">\n<div class=\"shrink-0\">\n<div class=\"flex items-center gap-1 rounded-full px-2 py-1.5 text-white backdrop-blur-md backdrop-brightness-75\"><span class=\"text-xs font-semibold\">5<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<hr data-start=\"4106\" data-end=\"4109\" \/>\n<h2 data-section-id=\"zftvmx\" data-start=\"4111\" data-end=\"4134\">Petrochemical Plants<\/h2>\n<p data-start=\"4136\" data-end=\"4149\">Suitable for:<\/p>\n<ul data-start=\"4151\" data-end=\"4239\">\n<li data-section-id=\"xpwng2\" data-start=\"4151\" data-end=\"4170\">Process pipelines<\/li>\n<li data-section-id=\"5dg1da\" data-start=\"4171\" data-end=\"4201\">Hydrocarbon transfer systems<\/li>\n<li data-section-id=\"pl4pk6\" data-start=\"4202\" data-end=\"4220\">Utility services<\/li>\n<li data-section-id=\"1gdnb2f\" data-start=\"4221\" data-end=\"4239\">Cooling circuits<\/li>\n<\/ul>\n<hr data-start=\"4241\" data-end=\"4244\" \/>\n<h2 data-section-id=\"16moz9d\" data-start=\"4246\" data-end=\"4283\">Low-Temperature Industrial Systems<\/h2>\n<p data-start=\"4285\" data-end=\"4293\">Used in:<\/p>\n<ul data-start=\"4295\" data-end=\"4405\">\n<li data-section-id=\"zpydmu\" data-start=\"4295\" data-end=\"4319\">Cold climate pipelines<\/li>\n<li data-section-id=\"9c6s7t\" data-start=\"4320\" data-end=\"4343\">Refrigeration systems<\/li>\n<li data-section-id=\"1gel907\" data-start=\"4344\" data-end=\"4376\">Seasonal outdoor installations<\/li>\n<li data-section-id=\"1axivqx\" data-start=\"4377\" data-end=\"4405\">Industrial utility systems<\/li>\n<\/ul>\n<hr data-start=\"4407\" data-end=\"4410\" \/>\n<h2 data-section-id=\"17qjzhf\" data-start=\"4412\" data-end=\"4438\">Water and Steam Systems<\/h2>\n<p data-start=\"4440\" data-end=\"4451\">Applied in:<\/p>\n<ul data-start=\"4453\" data-end=\"4547\">\n<li data-section-id=\"1511dzj\" data-start=\"4453\" data-end=\"4474\">Cooling water lines<\/li>\n<li data-section-id=\"ahzzor\" data-start=\"4475\" data-end=\"4501\">Boiler auxiliary systems<\/li>\n<li data-section-id=\"13skc6m\" data-start=\"4502\" data-end=\"4525\">Pump protection lines<\/li>\n<li data-section-id=\"120h1pn\" data-start=\"4526\" data-end=\"4547\">HVAC piping systems<\/li>\n<\/ul>\n<hr data-start=\"4549\" data-end=\"4552\" \/>\n<h1 data-section-id=\"2fibbn\" data-start=\"4554\" data-end=\"4591\">Advantages of LCB Wafer Check Valve<\/h1>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"4593\" data-end=\"4899\">\n<thead data-start=\"4593\" data-end=\"4614\">\n<tr data-start=\"4593\" data-end=\"4614\">\n<th class=\"last:pe-10\" data-start=\"4593\" data-end=\"4603\" data-col-size=\"sm\">Feature<\/th>\n<th class=\"last:pe-10\" data-start=\"4603\" data-end=\"4614\" data-col-size=\"sm\">Benefit<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4639\" data-end=\"4899\">\n<tr data-start=\"4639\" data-end=\"4683\">\n<td data-start=\"4639\" data-end=\"4654\" data-col-size=\"sm\">LCB Material<\/td>\n<td data-start=\"4654\" data-end=\"4683\" data-col-size=\"sm\">Low-temperature toughness<\/td>\n<\/tr>\n<tr data-start=\"4684\" data-end=\"4726\">\n<td data-start=\"4684\" data-end=\"4699\" data-col-size=\"sm\">Wafer Design<\/td>\n<td data-start=\"4699\" data-end=\"4726\" data-col-size=\"sm\">Compact and lightweight<\/td>\n<\/tr>\n<tr data-start=\"4727\" data-end=\"4778\">\n<td data-start=\"4727\" data-end=\"4746\" data-col-size=\"sm\">Class 150 Rating<\/td>\n<td data-start=\"4746\" data-end=\"4778\" data-col-size=\"sm\">Standard industrial pressure<\/td>\n<\/tr>\n<tr data-start=\"4779\" data-end=\"4819\">\n<td data-start=\"4779\" data-end=\"4794\" data-col-size=\"sm\">Fast Closure<\/td>\n<td data-start=\"4794\" data-end=\"4819\" data-col-size=\"sm\">Reduced backflow risk<\/td>\n<\/tr>\n<tr data-start=\"4820\" data-end=\"4858\">\n<td data-start=\"4820\" data-end=\"4840\" data-col-size=\"sm\">Low Pressure Drop<\/td>\n<td data-start=\"4840\" data-end=\"4858\" data-col-size=\"sm\">Efficient flow<\/td>\n<\/tr>\n<tr data-start=\"4859\" data-end=\"4899\">\n<td data-start=\"4859\" data-end=\"4876\" data-col-size=\"sm\">Cost Effective<\/td>\n<td data-start=\"4876\" data-end=\"4899\" data-col-size=\"sm\">Lower material cost<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<hr data-start=\"4901\" data-end=\"4904\" \/>\n<h1 data-section-id=\"1qsnnrg\" data-start=\"4906\" data-end=\"4930\">LCB vs LCC Check Valve<\/h1>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"4932\" data-end=\"5184\">\n<thead data-start=\"4932\" data-end=\"4956\">\n<tr data-start=\"4932\" data-end=\"4956\">\n<th class=\"last:pe-10\" data-start=\"4932\" data-end=\"4943\" data-col-size=\"sm\">Property<\/th>\n<th class=\"last:pe-10\" data-start=\"4943\" data-end=\"4949\" data-col-size=\"sm\">LCB<\/th>\n<th class=\"last:pe-10\" data-start=\"4949\" data-end=\"4956\" data-col-size=\"sm\">LCC<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4986\" data-end=\"5184\">\n<tr data-start=\"4986\" data-end=\"5021\">\n<td data-start=\"4986\" data-end=\"5003\" data-col-size=\"sm\">Carbon Content<\/td>\n<td data-start=\"5003\" data-end=\"5012\" data-col-size=\"sm\">Medium<\/td>\n<td data-start=\"5012\" data-end=\"5021\" data-col-size=\"sm\">Lower<\/td>\n<\/tr>\n<tr data-start=\"5022\" data-end=\"5072\">\n<td data-start=\"5022\" data-end=\"5052\" data-col-size=\"sm\">Low-Temperature Performance<\/td>\n<td data-start=\"5052\" data-end=\"5059\" data-col-size=\"sm\">Good<\/td>\n<td data-start=\"5059\" data-end=\"5072\" data-col-size=\"sm\">Excellent<\/td>\n<\/tr>\n<tr data-start=\"5073\" data-end=\"5098\">\n<td data-start=\"5073\" data-end=\"5080\" data-col-size=\"sm\">Cost<\/td>\n<td data-start=\"5080\" data-end=\"5088\" data-col-size=\"sm\">Lower<\/td>\n<td data-start=\"5088\" data-end=\"5098\" data-col-size=\"sm\">Higher<\/td>\n<\/tr>\n<tr data-start=\"5099\" data-end=\"5128\">\n<td data-start=\"5099\" data-end=\"5111\" data-col-size=\"sm\">Toughness<\/td>\n<td data-start=\"5111\" data-end=\"5118\" data-col-size=\"sm\">Good<\/td>\n<td data-start=\"5118\" data-end=\"5128\" data-col-size=\"sm\">Better<\/td>\n<\/tr>\n<tr data-start=\"5129\" data-end=\"5184\">\n<td data-start=\"5129\" data-end=\"5143\" data-col-size=\"sm\">Typical Use<\/td>\n<td data-start=\"5143\" data-end=\"5163\" data-col-size=\"sm\">Standard low-temp<\/td>\n<td data-start=\"5163\" data-end=\"5184\" data-col-size=\"sm\">Cryogenic service<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"5186\" data-end=\"5293\">LCB is widely used for general low-temperature service where extreme cryogenic conditions are not required.<\/p>\n<hr data-start=\"5295\" data-end=\"5298\" \/>\n<h1 data-section-id=\"1de3k79\" data-start=\"5300\" data-end=\"5324\">Inspection and Testing<\/h1>\n<p data-start=\"5326\" data-end=\"5370\">Each valve undergoes strict quality control:<\/p>\n<h3 data-section-id=\"8evq1s\" data-start=\"5372\" data-end=\"5392\">Hydrostatic Test<\/h3>\n<p data-start=\"5394\" data-end=\"5438\">Ensures body strength and sealing integrity.<\/p>\n<h3 data-section-id=\"1ov8q5v\" data-start=\"5440\" data-end=\"5461\">Seat Leakage Test<\/h3>\n<p data-start=\"5463\" data-end=\"5504\">Verifies backflow prevention performance.<\/p>\n<h3 data-section-id=\"gd3zxg\" data-start=\"5506\" data-end=\"5521\">PMI Testing<\/h3>\n<p data-start=\"5523\" data-end=\"5567\">Confirms ASTM A352 LCB material composition.<\/p>\n<h3 data-section-id=\"1if4tad\" data-start=\"5569\" data-end=\"5595\">Dimensional Inspection<\/h3>\n<p data-start=\"5597\" data-end=\"5639\">Ensures compliance with API 594 standards.<\/p>\n<h3 data-section-id=\"1exu4vz\" data-start=\"5641\" data-end=\"5660\">Functional Test<\/h3>\n<p data-start=\"5662\" data-end=\"5707\">Validates disc movement and closure response.<\/p>\n<hr data-start=\"5709\" data-end=\"5712\" \/>\n<h1 data-section-id=\"n50ff3\" data-start=\"5714\" data-end=\"5733\">Optional Features<\/h1>\n<h2 data-section-id=\"nqa9hy\" data-start=\"5735\" data-end=\"5750\">Seat Options<\/h2>\n<ul data-start=\"5752\" data-end=\"5804\">\n<li data-section-id=\"1k23ie2\" data-start=\"5752\" data-end=\"5764\">Metal Seat<\/li>\n<li data-section-id=\"6wb4jd\" data-start=\"5765\" data-end=\"5781\">EPDM Soft Seat<\/li>\n<li data-section-id=\"1h101dh\" data-start=\"5782\" data-end=\"5792\">NBR Seat<\/li>\n<li data-section-id=\"1p4ftl8\" data-start=\"5793\" data-end=\"5804\">PTFE Seat<\/li>\n<\/ul>\n<h2 data-section-id=\"g4u82w\" data-start=\"5806\" data-end=\"5821\">Disc Options<\/h2>\n<ul data-start=\"5823\" data-end=\"5863\">\n<li data-section-id=\"x0zh5q\" data-start=\"5823\" data-end=\"5837\">Single Plate<\/li>\n<li data-section-id=\"1rwqn52\" data-start=\"5838\" data-end=\"5863\">Dual Plate (Wafer Type)<\/li>\n<\/ul>\n<h2 data-section-id=\"61lfla\" data-start=\"5865\" data-end=\"5882\">Certifications<\/h2>\n<ul data-start=\"5884\" data-end=\"5957\">\n<li data-section-id=\"1njup3s\" data-start=\"5884\" data-end=\"5898\">EN 10204 3.1<\/li>\n<li data-section-id=\"16x0pjx\" data-start=\"5899\" data-end=\"5912\">NACE MR0175<\/li>\n<li data-section-id=\"1z67mr\" data-start=\"5913\" data-end=\"5957\">Third-Party Inspection (SGS, BV, DNV, TUV)<\/li>\n<\/ul>\n<hr data-start=\"5959\" data-end=\"5962\" \/>\n<h1 data-section-id=\"hkd5a4\" data-start=\"5964\" data-end=\"5992\">Frequently Asked Questions<\/h1>\n<h3 data-section-id=\"yzafqe\" data-start=\"5994\" data-end=\"6029\">What is ASTM A352 LCB used for?<\/h3>\n<p data-start=\"6031\" data-end=\"6129\">It is used in low-temperature service applications requiring good toughness and impact resistance.<\/p>\n<h3 data-section-id=\"uc8owe\" data-start=\"6131\" data-end=\"6191\">Is wafer check valve suitable for vertical installation?<\/h3>\n<p data-start=\"6193\" data-end=\"6285\">Yes, depending on flow direction and design, it can be installed horizontally or vertically.<\/p>\n<h3 data-section-id=\"19hef8n\" data-start=\"6287\" data-end=\"6329\">What is the advantage of wafer design?<\/h3>\n<p data-start=\"6331\" data-end=\"6412\">It reduces installation space, weight, and cost compared to flanged check valves.<\/p>\n<h3 data-section-id=\"1b3d7al\" data-start=\"6414\" data-end=\"6458\">Can this valve handle cryogenic service?<\/h3>\n<p data-start=\"6460\" data-end=\"6573\">LCB is suitable for low-temperature service, but for cryogenic applications, LCC or stainless steel is preferred.<\/p>\n<h3 data-section-id=\"ckecuk\" data-start=\"6575\" data-end=\"6623\">Which industries use LCB wafer check valves?<\/h3>\n<p data-start=\"6625\" data-end=\"6696\">Oil &amp; gas, petrochemical, water systems, and industrial process plants.<\/p>\n<hr data-start=\"6698\" data-end=\"6701\" \/>\n<h1 data-section-id=\"1qrhjbg\" data-start=\"6703\" data-end=\"6720\">Request a Quote<\/h1>\n<h2 data-section-id=\"3jcs57\" data-start=\"6722\" data-end=\"6765\">China LCB Wafer Check Valve Manufacturer<\/h2>\n<p data-start=\"6767\" data-end=\"6778\">We provide:<\/p>\n<p data-start=\"6780\" data-end=\"7008\">\u2705 ASTM A352 LCB Low-Temperature Solutions<br data-start=\"6821\" data-end=\"6824\" \/>\u2705 API 594 Wafer Check Valve Manufacturing<br data-start=\"6865\" data-end=\"6868\" \/>\u2705 Class 150 Industrial Valve Supply<br data-start=\"6903\" data-end=\"6906\" \/>\u2705 OEM &amp; Custom Engineering Support<br data-start=\"6940\" data-end=\"6943\" \/>\u2705 Third-Party Inspection Available<br data-start=\"6977\" data-end=\"6980\" \/>\u2705 Global Export Experience<\/p>\n<p data-start=\"7010\" data-end=\"7025\">Please provide:<\/p>\n<ul data-start=\"7027\" data-end=\"7161\">\n<li data-section-id=\"3tcm4n\" data-start=\"7027\" data-end=\"7050\">Size (6 Inch \/ DN150)<\/li>\n<li data-section-id=\"3unvip\" data-start=\"7051\" data-end=\"7080\">Pressure Rating (Class 150)<\/li>\n<li data-section-id=\"1wn988c\" data-start=\"7081\" data-end=\"7104\">Seat Type Requirement<\/li>\n<li data-section-id=\"1gadpo9\" data-start=\"7105\" data-end=\"7128\">Operating Temperature<\/li>\n<li data-section-id=\"pz59x0\" data-start=\"7129\" data-end=\"7141\">Media Type<\/li>\n<li data-section-id=\"923ml6\" data-start=\"7142\" data-end=\"7161\">Quantity Required<\/li>\n<\/ul>\n<p data-start=\"7163\" data-end=\"7290\">Our engineering team will provide a detailed quotation, technical datasheet, GA drawing, and delivery schedule within 24 hours.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>STV Valve Technology Group Co., Ltd is a professional leader China LCB Wafer Check Valve, ASTM A352 LCB Check Valve, 6 Inch Check Valve, Class 150 Check Valve, Wafer Type Check Valve, Low Temperature Check Valve, API 594 Check Valve, Industrial Check Valve Manufacturer, China Check Valve Supplier, Pump Protection Valve, Dual Plate Check Valve With High Quality And Low Price.<\/p>","protected":false},"featured_media":8953,"template":"","meta":[],"product_brand":[],"product_cat":[46,84],"product_tag":[3173,4142,1650,4141,4145,4146,497,213,4144,4143,4147,633],"class_list":{"0":"post-8952","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-600lb-lug-check-valve","9":"product_tag-8-inch-check-valve","10":"product_tag-api-594-check-valve","11":"product_tag-cf8m-check-valve","12":"product_tag-china-check-valve-supplier","13":"product_tag-class-600-check-valve","14":"product_tag-dual-plate-check-valve","15":"product_tag-high-pressure-check-valve","16":"product_tag-industrial-check-valve-manufacturer","17":"product_tag-lug-type-check-valve","18":"product_tag-non-return-valve-cf8m","19":"product_tag-stainless-steel-check-valve","21":"first","22":"instock","23":"shipping-taxable","24":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/www.stvvalves.com\/es\/wp-json\/wp\/v2\/product\/8952","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stvvalves.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.stvvalves.com\/es\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/es\/wp-json\/wp\/v2\/media\/8953"}],"wp:attachment":[{"href":"https:\/\/www.stvvalves.com\/es\/wp-json\/wp\/v2\/media?parent=8952"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.stvvalves.com\/es\/wp-json\/wp\/v2\/product_brand?post=8952"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.stvvalves.com\/es\/wp-json\/wp\/v2\/product_cat?post=8952"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.stvvalves.com\/es\/wp-json\/wp\/v2\/product_tag?post=8952"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}