{"id":999,"date":"2026-04-17T01:13:56","date_gmt":"2026-04-17T05:13:56","guid":{"rendered":"https:\/\/www.songhaiflange.com\/?p=999"},"modified":"2026-04-17T01:37:19","modified_gmt":"2026-04-17T05:37:19","slug":"flange-standards-and-rating-selection-guide-asme-en-gb-comparison","status":"publish","type":"post","link":"https:\/\/www.songhaiflange.com\/vi\/2026\/04\/17\/flange-standards-and-rating-selection-guide-asme-en-gb-comparison\/","title":{"rendered":"Ti\u00eau chu\u1ea9n m\u1eb7t b\u00edch v\u00e0 H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt: So s\u00e1nh ASME, EN v\u00e0 GB"},"content":{"rendered":"<h2>T\u1ed5ng quan v\u1ec1 c\u00e1c ti\u00eau chu\u1ea9n m\u1eb7t b\u00edch<\/h2>\n<p>Vi\u1ec7c thi\u1ebft k\u1ebf, s\u1ea3n xu\u1ea5t v\u00e0 ki\u1ec3m tra m\u1eb7t b\u00edch ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf v\u00e0 qu\u1ed1c gia nghi\u00eam ng\u1eb7t. Vi\u1ec7c n\u1eafm r\u00f5 c\u00e1c h\u1ec7 th\u1ed1ng ti\u00eau chu\u1ea9n kh\u00e1c nhau l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 l\u1ef1a ch\u1ecdn m\u1eb7t b\u00edch ph\u00f9 h\u1ee3p.<\/p>\n<h3>Ti\u00eau chu\u1ea9n ASME (M\u1ef9)<\/h3>\n<ul>\n<li>ASME B16.5: NPS 1\/2 \u0111\u1ebfn 24<\/li>\n<li>C\u00e1c c\u1ea5p \u00e1p su\u1ea5t: 150, 300, 600, 900, 1500, 2500<\/li>\n<li>C\u00e1c lo\u1ea1i m\u1eb7t: RF, FF, RTJ, MFM<\/li>\n<\/ul>\n<h3>Ti\u00eau chu\u1ea9n EN (Ch\u00e2u \u00c2u)<\/h3>\n<ul>\n<li>EN 1092-1: Ti\u00eau chu\u1ea9n ch\u00ednh c\u1ee7a ch\u00e2u \u00c2u v\u1ec1 m\u1eb7t b\u00edch th\u00e9p<\/li>\n<li>C\u00e1c m\u1ee9c \u00e1p su\u1ea5t \u0111\u1ecbnh m\u1ee9c: PN2.5, PN6, PN10, PN16, PN25, PN40, PN63, PN100<\/li>\n<li>C\u00e1c lo\u1ea1i m\u1eb7t b\u00edch v\u00e0 m\u1eb7t ti\u1ebfp x\u00fac kh\u00e1c nhau<\/li>\n<\/ul>\n<h3>Ti\u00eau chu\u1ea9n GB (ti\u1ebfng Trung)<\/h3>\n<ul>\n<li>GB\/T 9115-9119: C\u00e1c lo\u1ea1i m\u1eb7t b\u00edch kh\u00e1c nhau<\/li>\n<li>\u00c1p su\u1ea5t \u0111\u1ecbnh m\u1ee9c: PN2.5 \u0111\u1ebfn PN160<\/li>\n<\/ul>\n<h3>So s\u00e1nh m\u1ee9c \u00e1p su\u1ea5t \u0111\u1ecbnh m\u1ee9c<\/h3>\n<ul>\n<li>Lo\u1ea1i 150, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng PN20 (20 bar)<\/li>\n<li>Lo\u1ea1i 300, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng PN50 (50 bar)<\/li>\n<li>Lo\u1ea1i 600, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng PN110 (110 bar)<\/li>\n<li>Lo\u1ea1i 1500, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng PN260 (260 bar)<\/li>\n<\/ul>\n<h3>C\u00e1c lo\u1ea1i m\u1eb7t b\u00edch<\/h3>\n<ol>\n<li>Ph\u01b0\u01a1ng ph\u00e1p n\u00e2ng da m\u1eb7t (RF): Ph\u1ed5 bi\u1ebfn nh\u1ea5t, \u00e1p l\u1ef1c trung b\u00ecnh \u0111\u1ebfn th\u1ea5p<\/li>\n<li>M\u1eb7t ph\u1eb3ng (FF): \u1ee8ng d\u1ee5ng \u00e1p su\u1ea5t th\u1ea5p<\/li>\n<li>Kh\u1edbp n\u1ed1i d\u1ea1ng v\u00f2ng (RTJ): \u00c1p su\u1ea5t v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao<\/li>\n<li>Nam-N\u1eef (MFM): Kh\u1ea3 n\u0103ng b\u1ecbt k\u00edn t\u1ed1t<\/li>\n<li>Khe r\u00e3nh (TG): Kh\u1ea3 n\u0103ng b\u1ecbt k\u00edn t\u1ed1i \u01b0u cho c\u00e1c ch\u1ea5t l\u1ecfng nguy hi\u1ec3m<\/li>\n<\/ol>\n<h3>L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u<\/h3>\n<ul>\n<li>Th\u00e9p cacbon: \u1ee8ng d\u1ee5ng chung<\/li>\n<li>Th\u00e9p kh\u00f4ng g\u1ec9: M\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n<\/li>\n<li>Th\u00e9p h\u1ee3p kim: Nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t cao<\/li>\n<li>Th\u00e9p Duplex: M\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc bi\u1ec3n v\u00e0 clorua<\/li>\n<\/ul>\n<p><strong>WhatsApp:<\/strong>\u00a0+86-18658777855<br \/>\n<strong>Email:<\/strong>\u00a01007788887@qq.com<br \/>\n<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>Flange Standards Overview Flange design, manufacturing, and inspection must follow strict international and national standards. Understanding different standard systems is crucial for proper flange selection. ASME Standards (American) ASME B16.5: NPS 1\/2 to 24 Pressure Classes: 150, 300, 600, 900, 1500, 2500 Face Types: RF, FF, RTJ, MFM EN Standards (European) EN 1092-1: Main European [&hellip;]<\/p>\n","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":[71,66,72,76,70],"class_list":["post-999","post","type-post","status-publish","format-standard","hentry","category-blog","tag-facing","tag-flange","tag-rating","tag-specification","tag-standard"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/posts\/999","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/comments?post=999"}],"version-history":[{"count":3,"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/posts\/999\/revisions"}],"predecessor-version":[{"id":1007,"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/posts\/999\/revisions\/1007"}],"wp:attachment":[{"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/media?parent=999"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/categories?post=999"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/vi\/wp-json\/wp\/v2\/tags?post=999"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}