{"id":880,"date":"2026-04-10T08:30:18","date_gmt":"2026-04-10T00:30:18","guid":{"rendered":""},"modified":"2026-04-09T22:14:36","modified_gmt":"2026-04-10T02:14:36","slug":"gost-flange-standards-russian-cis-market","status":"publish","type":"post","link":"https:\/\/www.songhaiflange.com\/it\/2026\/04\/10\/gost-flange-standards-russian-cis-market\/","title":{"rendered":"Norme GOST sulle flange Guida al mercato russo della CSI"},"content":{"rendered":"<h1>Norme GOST sulle flange: Guida completa per i mercati di Russia e CSI<\/h1>\n<p><strong>Gli standard GOST sono obbligatori per i progetti di condotte in Russia, Kazakistan, Bielorussia e nei Paesi della CSI.<\/strong><\/p>\n<h2>Principali norme GOST sulle flange<\/h2>\n<ul>\n<li>GOST 12820-80: Flange piane saldate in acciaio (collo di saldatura)<\/li>\n<li>GOST 12821-80: Flange saldate sciolte in acciaio (filettate)<\/li>\n<li>GOST 12822-80: Flange cieche in acciaio<\/li>\n<\/ul>\n<h2>Valori di pressione GOST (sistema PN)<\/h2>\n<p>PN1.0 (10 bar), PN1.6 (16 bar), PN2.5 (25 bar), PN4.0 (40 bar), PN6.3 (63 bar), PN10.0 (100 bar), PN16.0 (160 bar), PN20.0 (200 bar)<\/p>\n<h2>Gradi di materiale GOST<\/h2>\n<p><strong>Inossidabile:<\/strong> 08\u042518\u041d10 (304), 03\u042517\u041d14\u041c3 (316L), 12\u042518\u041d10\u0422 (321)<\/p>\n<p><strong>Carbonio:<\/strong> \u0421\u044220, 09\u04132\u0421 (bassa temperatura), 17\u04131\u0421 (conduttura)<\/p>\n<h2>Applicazioni del mercato CIS<\/h2>\n<ul>\n<li>Petrolio e gas: Progetti di Gazprom, Transneft e Lukoil<\/li>\n<li>Petrolchimico: raffinerie Sibur e Tatneft<\/li>\n<li>Teleriscaldamento: Sistemi comunali (PN16-PN25)<\/li>\n<li>Infrastrutture idriche e generazione di energia<\/li>\n<\/ul>\n<h2>Requisiti di certificazione<\/h2>\n<p>Sono richiesti il certificato GOST-R o EAC, i certificati dei materiali, i rapporti dimensionali e i certificati delle prove di pressione.<\/p>\n<p><strong>Richiesta di flangia GOST:<\/strong> Email: 1007788887@qq.com | WhatsApp: +86-18658777855<\/p>\n<p><a href=\"https:\/\/www.720yun.com\/vr\/a6ajt7ynrw0\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-884\" src=\"http:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4.webp\" alt=\"\" width=\"1290\" height=\"2317\" title=\"\" srcset=\"https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4.webp 1290w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-167x300.webp 167w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-570x1024.webp 570w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-768x1379.webp 768w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-855x1536.webp 855w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-1140x2048.webp 1140w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-7x12.webp 7w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-416x747.webp 416w\" sizes=\"auto, (max-width: 1290px) 100vw, 1290px\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Complete GOST flange guide: GOST 12820-80, 12821-80, 12822-80. PN ratings, material grades for Russia and CIS markets.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-880","post","type-post","status-publish","format-standard","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/posts\/880","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/comments?post=880"}],"version-history":[{"count":2,"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/posts\/880\/revisions"}],"predecessor-version":[{"id":890,"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/posts\/880\/revisions\/890"}],"wp:attachment":[{"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/media?parent=880"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/categories?post=880"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/it\/wp-json\/wp\/v2\/tags?post=880"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}