{"id":44354,"date":"2026-09-30T03:56:06","date_gmt":"2026-09-30T03:56:06","guid":{"rendered":"https:\/\/valve-atlas.com\/api-602-forged-steel-valves\/forged-check-valve\/"},"modified":"2026-09-30T03:56:06","modified_gmt":"2026-09-30T03:56:06","slug":"forged-check-valve","status":"publish","type":"page","link":"https:\/\/valve-atlas.com\/fr_ca\/api-602-forged-steel-valves\/forged-check-valve\/","title":{"rendered":"API 602 Forged Steel Check Valve: Lift, Ball and Swing Types"},"content":{"rendered":"<div class=\"vx-page\"><section class=\"vx-intro vx-intro-has-media\"><div class=\"vx-intro-text\"><nav class=\"vx-crumbs\" aria-label=\"chapelure\"><a href=\"\/\">Accueil<\/a><i>\/<\/i><a href=\"\/industrial-valves\/\">Vannes industrielles<\/a><i>\/<\/i><a href=\"\/api-602-forged-steel-valves\/\">Vannes en acier forg\u00e9 API 602<\/a><i>\/<\/i><span>API 602 Forged Steel Check Valve<\/span><\/nav><p class=\"vx-eyebrow\">Vannes en acier forg\u00e9 API 602<\/p><div class=\"vx-lead\"><p>API 602 forged steel check valves prevent backflow on small-bore high-pressure lines. Lift (piston) and ball types give good sealing on lines with vibration and pulsation; swing types are preferred where low pressure drop is required.<\/p><\/div><div class=\"vx-chips\"><span>API 602<\/span><span>ISO 15761<\/span><span>ASME B16.34<\/span><span>Class 800<\/span><\/div><div class=\"vx-actions\"><a class=\"vx-btn\" href=\"\/contact\/\">Demander un devis<\/a><a class=\"vx-btn vx-btn-line\" href=\"\/wp-content\/uploads\/2026\/09\/valveatlas-datasheet-forged-check-valve.pdf\" target=\"_blank\" rel=\"noopener\">T\u00e9l\u00e9charger la fiche technique (PDF)<\/a><\/div><\/div><figure class=\"vx-intro-media vx-intro-ph\"><div><b>API 602<\/b><span>API 602 Forged Steel Check Valve<\/span><\/div><\/figure><\/section>\n<h2 class=\"vx-h2\">Aper\u00e7u<\/h2><p>They are supplied with a bolted or welded bonnet; ends are NPT, socket-weld, butt-weld or flanged. Lift types are generally installed in horizontal lines, while spring-loaded designs can be used in other orientations. For how lift, ball and swing designs compare, see <a href=\"\/2026\/04\/17\/check-valve-types-explained\/\">Explication des diff\u00e9rents types de clapets anti-retour<\/a>.<\/p>\n<h2 class=\"vx-h2\">Sp\u00e9cifications techniques<\/h2><div class=\"vx-table-wrap\"><table class=\"vx-table vx-spec\"><tbody><tr><th scope=\"row\">Taille<\/th><td>\u00bd&#8221;\u20132&#8243; (DN15\u2013DN50)<\/td><\/tr><tr><th scope=\"row\">classe de pression<\/th><td>Class 800 and 1500 (API 602); Class 2500 to ASME B16.34<\/td><\/tr><tr><th scope=\"row\">Taper<\/th><td>Lift (piston), ball, swing<\/td><\/tr><tr><th scope=\"row\">Connexions terminales<\/th><td>NPT, SW, BW, flanged<\/td><\/tr><tr><th scope=\"row\">Mat\u00e9riels<\/th><td>A105N, LF2, F11, F22, F316<\/td><\/tr><\/tbody><\/table><\/div>\n<h2 class=\"vx-h2\">Caract\u00e9ristiques principales<\/h2><ul class=\"vx-check\"><li>Compact forged body for high pressure<\/li><li>Good sealing on vibrating lines<\/li><li>Spring-loaded design options<\/li><\/ul>\n<h2 class=\"vx-h2\">Standards and construction<\/h2><ul class=\"vx-check\"><li><strong>Design:<\/strong> API 602 \/ ISO 15761, ASME B16.34<\/li><li><strong>End connections:<\/strong> socket weld (ASME B16.11), threaded NPT (ASME B1.20.1), butt weld (ASME B16.25), flanged (ASME B16.5)<\/li><li><strong>Bonnet types:<\/strong> bolted or welded cover (pressure seal in high classes, to ASME B16.34); piston, ball and swing internals<\/li><li><strong>Port:<\/strong> standard (reduced) or full port<\/li><li><strong>Testing:<\/strong> API 598<\/li><\/ul><h2 class=\"vx-h2\">Material combinations<\/h2><div class=\"vx-table-wrap\"><table class=\"vx-table\"><thead><tr><th scope=\"col\">Combination<\/th><th scope=\"col\">Body \/ bonnet<\/th><th scope=\"col\">Garniture<\/th><th scope=\"col\">Service typique<\/th><\/tr><\/thead><tbody><tr><td>A105 \/ F6a<\/td><td>A105<\/td><td>13Cr (F6a)<\/td><td>General hydrocarbon, water, air, steam<\/td><\/tr><tr><td>A105 \/ F6a + hardfacing<\/td><td>A105<\/td><td>13Cr + CoCr hardfaced seat<\/td><td>Steam, high temperature, abrasive service<\/td><\/tr><tr><td>LF2 \/ 304<\/td><td>A350 LF2<\/td><td>304<\/td><td>Low temperature (down to approximately \u221246 \u00b0C)<\/td><\/tr><tr><td>F11 \/ F6a + hardfacing<\/td><td>A182 F11<\/td><td>13Cr + CoCr hardfacing<\/td><td>Superheated steam, high temperature<\/td><\/tr><tr><td>F304 \/ 304<\/td><td>A182 F304<\/td><td>304<\/td><td>Corrosive service<\/td><\/tr><tr><td>F316 \/ 316<\/td><td>A182 F316<\/td><td>316<\/td><td>Corrosive and chemical service<\/td><\/tr><tr><td>F51 \/ F51<\/td><td>A182 F51 (duplex)<\/td><td>F51<\/td><td>Chloride environments; seawater depending on conditions<\/td><\/tr><\/tbody><\/table><\/div>\n<h2 class=\"vx-h2\">Documentation et tests<\/h2><p>Dans le cadre de projets industriels, la documentation technique est aussi importante que la vanne elle-m\u00eame. Nous confirmons la certification et le p\u00e9rim\u00e8tre des tests pour chaque \u00e9l\u00e9ment d\u00e8s l&#039;\u00e9tablissement du devis.<\/p><ul class=\"vx-check\"><li><strong>EN 10204 3.1 certificats de mat\u00e9riaux<\/strong> pour les pi\u00e8ces sous pression et en contact avec le fluide, tra\u00e7abilit\u00e9 par num\u00e9ro de coul\u00e9e<\/li><li><strong>EN 10204 3.2<\/strong> avec inspection par un tiers, sur demande<\/li><li><strong>Rapports d&#039;essais de pression<\/strong> essais de coque, de si\u00e8ge et, le cas \u00e9ch\u00e9ant, de gaz, conformes aux normes API 598 ou EN 12266-1<\/li><li><strong>Certificats d&#039;essai au feu<\/strong> (API 607 \/ ISO 10497) pour les conceptions test\u00e9es en mati\u00e8re de r\u00e9sistance au feu<\/li><li><strong>Rapports PMI<\/strong> pour les mat\u00e9riaux en alliage et en acier inoxydable<\/li><li><strong>Rapports d&#039;inspection dimensionnelle, visuelle et de rev\u00eatement<\/strong><\/li><li><strong>D\u00e9claration CE PDSE 2014\/68\/UE<\/strong> pour les \u00e9quipements relevant de son champ d&#039;application<\/li><li><strong>D\u00e9claration de conformit\u00e9 NACE MR0175 \/ ISO 15156<\/strong> pour service acide (H\u2082S)<\/li><\/ul>\n<h2 class=\"vx-h2\">Fiche technique<\/h2><ul class=\"vx-dl-list\"><li><a href=\"\/wp-content\/uploads\/2026\/09\/valveatlas-datasheet-forged-check-valve.pdf\" target=\"_blank\" rel=\"noopener\"><span class=\"vx-pdf\">PDF<\/span><span class=\"vx-dl-t\">API 602 Forged Steel Check Valve: technical datasheet<\/span><span class=\"vx-dl-m\">PDF \u00b7 Anglais \u00b7 2\u20133 pages<\/span><\/a><\/li><\/ul>\n<section class=\"vx-faq\"><h2 class=\"vx-h2\">Foire aux questions<\/h2><details class=\"vx-faq-item\"><summary>In which orientation is a lift check valve installed?<\/summary><div class=\"vx-faq-a\"><p>Lift (piston) check valves without springs are generally installed in horizontal lines with the bonnet upward. Spring-loaded designs can also be used vertically and in other orientations; the installation orientation should be stated in the order.<\/p><\/div><\/details><\/section>\n<h2 class=\"vx-h2\">Produits associ\u00e9s<\/h2><div class=\"vx-grid\"><a class=\"vx-card vx-card-media\" href=\"\/api-602-forged-steel-valves\/forged-gate-valve\/\"><div class=\"vx-card-img vx-card-ph\"><span>API 602<\/span><\/div><div class=\"vx-card-body\"><h3>API 602 Forged Steel Gate Valve<\/h3><p>\u00bd&#8221;\u20132&#8243;, Class 800 and 1500; NPT, SW, BW and flanged ends.<\/p><span class=\"vx-more\">Voir les d\u00e9tails<\/span><\/div><\/a><a class=\"vx-card vx-card-media\" href=\"\/api-602-forged-steel-valves\/forged-globe-valve\/\"><div class=\"vx-card-img vx-card-ph\"><span>API 602<\/span><\/div><div class=\"vx-card-body\"><h3>API 602 Forged Steel Globe Valve<\/h3><p>\u00bd&#8221;\u20132&#8243;, Class 800 and 1500; drain, vent and instrument lines.<\/p><span class=\"vx-more\">Voir les d\u00e9tails<\/span><\/div><\/a><\/div>\n<section class=\"vx-cta\"><div><h2>Request a quote: API 602 Forged Steel Check Valve<\/h2><p>Partagez votre liste de vannes, votre fiche technique ou le cahier des charges de votre projet. Nous examinons les normes, les mat\u00e9riaux et la documentation ligne par ligne et vous soumettons une offre d\u00e9taill\u00e9e, toute d\u00e9rogation au cahier des charges \u00e9tant mentionn\u00e9e par \u00e9crit.<\/p><\/div><div class=\"vx-cta-actions\"><a class=\"vx-btn\" href=\"\/contact\/\">Demander un devis<\/a><a class=\"vx-cta-link\" href=\"mailto:info@valve-atlas.com\">info@valve-atlas.com<\/a><a class=\"vx-cta-link\" href=\"tel:+16475537109\">+1 (647) 553-7109<\/a><\/div><\/section><\/div>","protected":false},"excerpt":{"rendered":"<p>Home\/Industrial Valves\/API 602 Forged Steel Valves\/API 602 Forged Steel Check Valve API 602 Forged Steel Valves API 602 forged steel check valves prevent backflow on small-bore high-pressure lines. Lift (piston) and ball types give good sealing on lines with vibration and pulsation; swing types are preferred where low pressure drop is required. API 602ISO 15761ASME&hellip;<\/p>","protected":false},"author":1,"featured_media":0,"parent":44052,"menu_order":18,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"iawp_total_views":0,"footnotes":""},"class_list":["post-44354","page","type-page","status-publish","hentry","description-off"],"acf":[],"_links":{"self":[{"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/pages\/44354","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/comments?post=44354"}],"version-history":[{"count":0,"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/pages\/44354\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/pages\/44052"}],"wp:attachment":[{"href":"https:\/\/valve-atlas.com\/fr_ca\/wp-json\/wp\/v2\/media?parent=44354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}