{"id":18547,"date":"2025-08-06T14:47:16","date_gmt":"2025-08-06T14:47:16","guid":{"rendered":"https:\/\/oudianvalve.com\/?p=18547"},"modified":"2025-08-06T14:47:16","modified_gmt":"2025-08-06T14:47:16","slug":"why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers","status":"publish","type":"post","link":"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/","title":{"rendered":"Warum API 602 und BS 5352 f\u00fcr K\u00e4ufer von 3-Zoll-Absperrschiebern wichtig sind\u2019"},"content":{"rendered":"<h3><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-18370\" src=\"https:\/\/oudianvalve.com\/wp-content\/uploads\/2025\/06\/PN63-Wedge-Gate-Valve-DN300-GS-C25-DIN-3352-EN-1984-225x300.jpg\" alt=\"PN63 Wedge Gate Valve\" width=\"225\" height=\"300\" \/><\/h3>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_87_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Inhaltsverzeichnis<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Umschalten<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#Key_Features_of_API_602_3-Inch_Gate_Valves\" >Hauptmerkmale von API 602 3-Zoll-Absperrschiebern<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#Top_Manufacturers_Suppliers\" >F\u00fchrende Hersteller und Lieferanten<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#How_to_Verify_API_602_Compliance\" >Wie l\u00e4sst sich die Konformit\u00e4t mit API 602 \u00fcberpr\u00fcfen?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#Common_Applications\" >H\u00e4ufige Anwendungen<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#Where_to_Buy\" >Wo kann man es kaufen?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#Price_Range_Indicative\" >Preisspanne (Richtwert)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#Final_Recommendation\" >Abschlie\u00dfende Empfehlung<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#1_API_602_%E2%80%93_Compact_Steel_Gate_Valves_for_High-Pressure_Services\" >1. API 602 \u2013 Kompakte Stahl-Absperrschieber f\u00fcr Hochdruckanwendungen<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#2_BS_5352_%E2%80%93_Steel_Ball_Valves_Often_Compared_for_Gate_Valves\" >2. BS 5352 \u2013 Kugelh\u00e4hne aus Stahl (oftmals mit Absperrschiebern verglichen)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#Key_Considerations_for_Buyers_of_3-Inch_Gate_Valves\" >Wichtige \u00dcberlegungen f\u00fcr K\u00e4ufer von 3-Zoll-Absperrschiebern<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/oudianvalve.com\/de\/2025\/08\/why-api-602-and-bs-5352-matter-for-3-inch-gate-valve-buyers\/#Conclusion\" >Abschluss<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Key_Features_of_API_602_3-Inch_Gate_Valves\"><\/span><strong>Hauptmerkmale von <a href=\"https:\/\/www.stvvalves.com\/products\/3-inch-gate-valve-astm-a105n-1500-lb-bw-end\/\">API 602 3-Zoll-Absperrschieber<\/a><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol start=\"1\">\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Planung &amp; Konstruktion<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Geh\u00e4use aus geschmiedetem Stahl<\/strong>Typischerweise ASTM A105 (Kohlenstoffstahl), A182 F304\/F316 (Edelstahl) oder andere hochwertige Legierungen.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Kompakt und leicht<\/strong>: Optimiert f\u00fcr Rohrleitungen mit kleinem Durchmesser (\u2264 4\u2033 NPS).<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Druckklasse<\/strong>G\u00e4ngige Bewertungen sind\u00a0<strong>Klasse 150, 300, 600, 800, 1500<\/strong>\u00a0(gem\u00e4\u00df ASME B16.34).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Endanschl\u00fcsse<\/strong>\u00a0(Auswahl je nach Rohrleitungssystem):<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Muffenschwei\u00dfen (SW)<\/strong>\u00a0\u2013 H\u00e4ufig bei Hochdrucksystemen mit kleinem Durchmesser.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Stumpfschwei\u00dfung (BW)<\/strong>\u00a0\u2013 Bevorzugt f\u00fcr dauerhafte, auslaufsichere Installationen.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Gewinde (NPT)<\/strong>\u00a0\u2013 Wird f\u00fcr Anwendungen mit niedrigerem Druck verwendet.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Sitz und Dichtung<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Weicher Sitz (PTFE\/RPTFE)<\/strong>F\u00fcr dichte Absperrung (geringe Leckage, Klasse B gem\u00e4\u00df API 598).<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Metallsitz (Stellite 6)<\/strong>F\u00fcr Anwendungen unter hohen Temperaturen\/Dr\u00fccken.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Betrieb<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Handrad (steigende\/nicht steigende Spindel)<\/strong><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Getriebebetrieben<\/strong>\u00a0\u2013 F\u00fcr Anwendungen mit hohem Drehmoment.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Verl\u00e4ngerte Motorhaube<\/strong>\u00a0\u2013 F\u00fcr kryogene oder extreme Temperaturanwendungen.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"Top_Manufacturers_Suppliers\"><\/span><strong>F\u00fchrende Hersteller und Lieferanten<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"markdown-table-wrapper\">\n<table>\n<thead>\n<tr>\n<th><strong>Marke<\/strong><\/th>\n<th><strong>Wichtigste Angebote<\/strong><\/th>\n<th><strong>Besondere Merkmale<\/strong><\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Velan<\/strong><\/td>\n<td>API 602 geschmiedete Schieberventile<\/td>\n<td>Hochdruck- und Kryogenoptionen<\/td>\n<\/tr>\n<tr>\n<td><strong>Parker (Bonney Forge)<\/strong><\/td>\n<td>Serie BFX\/BFW<\/td>\n<td>API 602 + NACE MR0175-Konformit\u00e4t<\/td>\n<\/tr>\n<tr>\n<td><strong>WKM (Cameron)<\/strong><\/td>\n<td>Lokon-Serie<\/td>\n<td>Vollst\u00e4ndige Einhaltung von API 602<\/td>\n<\/tr>\n<tr>\n<td><strong>Oliver Valves<\/strong><\/td>\n<td>Absperrschieber aus geschmiedetem Stahl<\/td>\n<td>Kompaktes Design, hohe Leistung<\/td>\n<\/tr>\n<tr>\n<td><strong>Swagelok<\/strong><\/td>\n<td>Hochdruck-Absperrschieber<\/td>\n<td>Pr\u00e4zisionsgefertigt f\u00fcr dichte Absperrung<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"ds-markdown-paragraph\"><strong>Weitere zuverl\u00e4ssige Marken:<\/strong><\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Emerson (ASCO)<\/strong><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Pentair<\/strong><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>L&amp;T Ventile<\/strong><\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Neway-Ventil<\/strong><\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"How_to_Verify_API_602_Compliance\"><\/span><strong>Wie l\u00e4sst sich die Konformit\u00e4t mit API 602 \u00fcberpr\u00fcfen?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol start=\"1\">\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Pr\u00fcfmarkierungen<\/strong>: Suche nach\u00a0<strong>\u201cAPI 602\u201d<\/strong>\u00a0Pr\u00e4gung auf dem Ventilk\u00f6rper.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Materialpr\u00fcfberichte (MTRs)<\/strong>: Sicherstellung der R\u00fcckverfolgbarkeit gem\u00e4\u00df ASTM\/ASME-Spezifikationen.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Pr\u00fcfzertifikate<\/strong>: Ein Nachweis gem\u00e4\u00df API 598 (Druck- und Dichtheitspr\u00fcfungen) ist erforderlich.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>NACE-Konformit\u00e4t<\/strong>Bei Verwendung von sauren Getr\u00e4nken (H2S) bitte best\u00e4tigen.\u00a0<strong>NACE MR0175\/MR0103<\/strong>.<\/p>\n<\/li>\n<\/ol>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"Common_Applications\"><\/span><strong>H\u00e4ufige Anwendungen<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\">\u2714\u00a0<strong>\u00d6l und Gas<\/strong>\u00a0(Bohrlochk\u00f6pfe, Pipelines)<br \/>\n\u2714\u00a0<strong>Petrochemische<\/strong>\u00a0(Raffinerien, Chemieanlagen)<br \/>\n\u2714\u00a0<strong>Stromerzeugung<\/strong>\u00a0(Dampf, Kesselspeisung)<br \/>\n\u2714\u00a0<strong>Kryotechnik-Dienstleistungen<\/strong>\u00a0(LNG, -196\u00b0C und darunter)<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"Where_to_Buy\"><\/span><strong>Wo kann man es kaufen?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol start=\"1\">\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Direkt vom Hersteller<\/strong>\u00a0(Velan, Parker, WKM)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Vertriebspartner<\/strong>\u00a0(MRO-Lieferanten wie Emerson, Flowserve, KITZ)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Online-Marktpl\u00e4tze<\/strong>\u00a0(Amazon Industrial, Alibaba \u2013 Zertifizierungen aber bitte \u00fcberpr\u00fcfen)<\/p>\n<\/li>\n<\/ol>\n<p class=\"ds-markdown-paragraph\"><strong>Tipp:<\/strong>\u00a0Anfrage\u00a0<strong>API-Monogramm<\/strong>\u00a0(falls zutreffend) f\u00fcr Ventile, die von API-lizenzierten Herstellern zertifiziert wurden.<\/p>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"Price_Range_Indicative\"><\/span><strong>Preisspanne (Richtwert)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Kohlenstoffstahl (A105)<\/strong>: $300 \u2013 $1.000+ (abh\u00e4ngig von Klasse und Zielen)<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Edelstahl (F316)<\/strong>: $500 \u2013 $2000+<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Legierungsventile (Duplex, Inconel)<\/strong>: $1.500 \u2013 $5.000+<\/p>\n<\/li>\n<\/ul>\n<hr \/>\n<h3><span class=\"ez-toc-section\" id=\"Final_Recommendation\"><\/span><strong>Abschlie\u00dfende Empfehlung<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\">F\u00fcr\u00a0<strong>3-Zoll-Absperrschieber nach API 602<\/strong>, priorisieren:<br \/>\n\u2705\u00a0<strong>Geschmiedete Stahlkonstruktion<\/strong>\u00a0(A105\/F316)<br \/>\n\u2705\u00a0<strong>Druckklasse passend zu Ihrem System<\/strong>\u00a0(z. B. Klasse 600 f\u00fcr hohes P)<br \/>\n\u2705\u00a0<strong>Endverbindungen<\/strong>\u00a0(SW\/BW f\u00fcr hohe Integrit\u00e4t)<br \/>\n\u2705\u00a0<strong>Testberichte von Drittanbietern<\/strong>\u00a0(API 598, NACE falls erforderlich)<\/p>\n<p class=\"ds-markdown-paragraph\">Beim Kauf eines\u00a0<strong>3-Zoll-Absperrschieber<\/strong>, die Standards verstehen\u00a0<strong>API 602<\/strong>\u00a0Und\u00a0<strong>BS 5352<\/strong>\u00a0ist entscheidend f\u00fcr die Gew\u00e4hrleistung von Qualit\u00e4t, Zuverl\u00e4ssigkeit und die Einhaltung von Branchenanforderungen. Hier erfahren Sie, warum diese Normen wichtig sind:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_API_602_%E2%80%93_Compact_Steel_Gate_Valves_for_High-Pressure_Services\"><\/span><strong>1. API 602 \u2013 Kompakte Stahl-Absperrschieber f\u00fcr Hochdruckanwendungen<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Umfang<\/strong>: Deckt geschmiedete Stahl-Absperrschieber ab (typischerweise\u00a0<strong>\u2264 4\u2033 NPS<\/strong>) konzipiert f\u00fcr Anwendungen unter hohem Druck und hohen Temperaturen (z. B. \u00d6l und Gas, Petrochemie).<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Warum das bei 3-Zoll-Absperrschiebern wichtig ist<\/strong>:<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Materialintegrit\u00e4t<\/strong>: Erfordert eine Konstruktion aus geschmiedetem Stahl (A105, F304, F316 usw.), um Langlebigkeit auch unter rauen Bedingungen zu gew\u00e4hrleisten.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Druckwerte<\/strong>Entspricht ASME B16.34 und gew\u00e4hrleistet so, dass die Ventile strenge Druck-Temperatur-Klassifizierungen erf\u00fcllen (z. B. Klasse 150 bis Klasse 1500).<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Leckagestandards<\/strong>: Gibt an\u00a0<strong>Klasse B<\/strong>\u00a0Sitzleckage (strengere Anforderungen als bei Allzweckventilen).<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Endanschl\u00fcsse<\/strong>: Deckt Gewinde-, Muffenschwei\u00df- und Stumpfschwei\u00dfenden ab \u2013 \u00fcblich bei Rohrleitungen mit kleinem Durchmesser.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>K\u00e4ufervorteil<\/strong>Gew\u00e4hrleistet, dass das Ventil robust, leckagefrei und f\u00fcr kritische Anwendungen wie Raffinerien oder Offshore-Plattformen geeignet ist.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_BS_5352_%E2%80%93_Steel_Ball_Valves_Often_Compared_for_Gate_Valves\"><\/span><strong>2. BS 5352 \u2013 Kugelh\u00e4hne aus Stahl (oftmals mit Absperrschiebern verglichen)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Notiz<\/strong>: W\u00e4hrend BS 5352 in erster Linie f\u00fcr\u00a0<strong>steel ball valves<\/strong>, gate valve buyers may encounter it as a reference for:<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Pressure Testing<\/strong>: Similar hydrostatic\/seat test requirements.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Material Grades<\/strong>: Overlaps in material specs (e.g., carbon steel, stainless steel).<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Why It\u2019s Referenced for Gate Valves<\/strong>:<\/p>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\">Some manufacturers use BS 5352 testing protocols for gate valves to ensure quality.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p class=\"ds-markdown-paragraph\"><strong>K\u00e4ufervorteil<\/strong>: Indicates rigorous testing, even if the standard isn\u2019t gate-valve-specific.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Key_Considerations_for_Buyers_of_3-Inch_Gate_Valves\"><\/span><strong>Wichtige \u00dcberlegungen f\u00fcr K\u00e4ufer von 3-Zoll-Absperrschiebern<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>API 602 Valves<\/strong>\u00a0are ideal for\u00a0<strong>high-pressure, compact applications<\/strong>\u00a0(e.g., wellheads, steam lines).<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>BS 5352<\/strong>\u00a0may be cited for\u00a0<strong>testing standards<\/strong>\u00a0but isn\u2019t a gate valve standard\u2014verify valve type.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Endanschl\u00fcsse<\/strong>: API 602 valves often come in\u00a0<strong>socket weld<\/strong>\u00a0oder\u00a0<strong>butt weld<\/strong>\u00a0for 3&#8243; sizes, avoiding flange costs.<\/p>\n<\/li>\n<li>\n<p class=\"ds-markdown-paragraph\"><strong>Alternatives<\/strong>: For larger\/low-pressure valves, API 600 (cast steel) may apply, but API 602 is preferred for forged, small-bore systems.<\/p>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Abschluss<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p class=\"ds-markdown-paragraph\">F\u00fcr\u00a0<strong>3-inch gate valves<\/strong>\u00a0in critical services,\u00a0<strong>API 602<\/strong>\u00a0is the gold standard, ensuring forged construction, high-pressure capability, and tight sealing.\u00a0<strong>BS 5352<\/strong>\u00a0may supplement quality checks but is not a primary gate valve standard. Buyers should prioritize API 602 compliance for reliability in demanding environments.<\/p>","protected":false},"excerpt":{"rendered":"<p>Key Features of API 602 3-Inch Gate Valves Design &amp; Construction Forged Steel Body: Typically ASTM A105 (carbon steel), A182 F304\/F316 (stainless steel), or other high-grade alloys. Compact &amp; Lightweight: Optimized for small-bore piping (\u2264 4&#8243; NPS). Pressure Class: Common ratings are\u00a0Class 150, 300, 600, 800, 1500\u00a0(per ASME B16.34). End Connections\u00a0(Choose based on piping system): [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_seo_schema_type":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[653,655,654],"class_list":["post-18547","post","type-post","status-publish","format-standard","hentry","category-industry-news","tag-3-inch-gate-valve","tag-china-api-602-3-inch-gate-valve-manufacturer","tag-forged-steel-pressure-seal-bonnet-gate-valve"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/posts\/18547","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/comments?post=18547"}],"version-history":[{"count":1,"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/posts\/18547\/revisions"}],"predecessor-version":[{"id":18548,"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/posts\/18547\/revisions\/18548"}],"wp:attachment":[{"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/media?parent=18547"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/categories?post=18547"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oudianvalve.com\/de\/wp-json\/wp\/v2\/tags?post=18547"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}