{"id":978,"date":"2026-04-12T23:09:02","date_gmt":"2026-04-13T03:09:02","guid":{"rendered":"https:\/\/www.songhaiflange.com\/?p=978"},"modified":"2026-04-17T01:47:12","modified_gmt":"2026-04-17T05:47:12","slug":"ped-vs-asme-vs-api-which-flange-standard-is-strictest","status":"publish","type":"post","link":"https:\/\/www.songhaiflange.com\/zh\/2026\/04\/12\/ped-vs-asme-vs-api-which-flange-standard-is-strictest\/","title":{"rendered":"PED vs ASME vs API \u54ea\u79cd\u6cd5\u5170\u6807\u51c6\u6700\u4e25\u683c"},"content":{"rendered":"<h2>\u4e86\u89e3\u6cd5\u5170\u6807\u51c6\u6bd4\u8f83<\/h2>\n<p>\u5728 ASME\u3001API\u3001ISO \u548c PED \u4e4b\u95f4\uff0c\u54ea\u4e2a\u6807\u51c6\u6700\u4e25\u683c\uff1f\u7b54\u6848\u53d6\u51b3\u4e8e\u6d4b\u91cf\u7684\u5185\u5bb9\u3002<\/p>\n<h2>PED\uff1a\u6b27\u6d32\u6cd5\u5f8b\u6388\u6743<\/h2>\n<p>\u538b\u529b\u8bbe\u5907\u6307\u4ee4\uff082014\/68\/EU\uff09\u662f\u6b27\u76df\u9488\u5bf9 0.5 \u5df4\u4ee5\u4e0a\u538b\u529b\u8bbe\u5907\u7684\u7acb\u6cd5\u6307\u4ee4\u3002\u4e0e ASME\/API \u81ea\u613f\u6027\u6807\u51c6\u4e0d\u540c\uff0cPED \u662f\u4e00\u9879 <strong>\u76d1\u7ba1\u4efb\u52a1<\/strong> \u9700\u8981 CE \u6807\u5fd7\u624d\u80fd\u8fdb\u5165\u6b27\u76df\u5e02\u573a\u3002<\/p>\n<h3>PED \u98ce\u9669\u7c7b\u522b\uff08I-IV\uff09<\/h3>\n<p>\u6839\u636e\u6db2\u4f53\u7c7b\u578b\u3001\u538b\u529b\u548c\u5bb9\u91cf\u8fdb\u884c\u5206\u7c7b\u3002\u7b2c\u4e09\u7c7b\u548c\u7b2c\u56db\u7c7b\u9700\u8981\u6307\u5b9a\u673a\u6784\u7684\u53c2\u4e0e\u3002<\/p>\n<h2>ASME: \u6280\u672f\u91cd\u91cf\u7ea7<\/h2>\n<p>ASME B16.5\u3001B16.47 \u548c B31.3 \u5bf9\u538b\u529b\u8bbe\u8ba1\u8ba1\u7b97\u3001\u6750\u6599\u53ef\u8ffd\u6eaf\u6027\u3001\u65e0\u635f\u68c0\u6d4b\u548c\u6c34\u538b\u8bd5\u9a8c\u63d0\u51fa\u4e86\u8be6\u7ec6\u8981\u6c42\u3002<\/p>\n<h2>\u5e94\u7528\u7a0b\u5e8f\u63a5\u53e3\uff1a\u7279\u5b9a\u884c\u4e1a<\/h2>\n<ul>\n<li>API 605\uff1a\u5927\u76f4\u5f84\u6cd5\u5170<\/li>\n<li>API 6A\uff1a\u4e95\u53e3\u8bbe\u5907<\/li>\n<li>API 624\uff1a\u6563\u9038\u6027\u6392\u653e<\/li>\n<li>NACE MR0175\uff1a\u9178\u6027\u670d\u52a1<\/li>\n<\/ul>\n<h2>\u5bf9\u7167\u8868<\/h2>\n<table border=\"1\" cellpadding=\"8\">\n<tr>\n<th>\u6807\u51c6<\/th>\n<th>\u7c7b\u578b<\/th>\n<th>\u6267\u6cd5<\/th>\n<th>\u6700\u9002\u5408<\/th>\n<\/tr>\n<tr>\n<td>PED<\/td>\n<td>\u76d1\u7ba1<\/td>\n<td>\u6b27\u76df\u6cd5\u5f8b\u6388\u6743<\/td>\n<td>\u6b27\u76df\u5e02\u573a\u51c6\u5165<\/td>\n<\/tr>\n<tr>\n<td>ASME<\/td>\n<td>\u6280\u672f\u4ee3\u7801<\/td>\n<td>\u6839\u636e\u6761\u4f8b\u901a\u8fc7<\/td>\n<td>\u538b\u529b\u8bbe\u8ba1<\/td>\n<\/tr>\n<tr>\n<td>\u5e94\u7528\u7a0b\u5e8f\u63a5\u53e3<\/td>\n<td>\u884c\u4e1a\u6807\u51c6<\/td>\n<td>\u5408\u540c<\/td>\n<td>\u77f3\u6cb9\u548c\u5929\u7136\u6c14<\/td>\n<\/tr>\n<tr>\n<td>\u56fd\u9645\u6807\u51c6\u5316\u7ec4\u7ec7<\/td>\n<td>\u56fd\u9645<\/td>\n<td>\u5408\u540c<\/td>\n<td>\u5168\u7403\u9879\u76ee<\/td>\n<\/tr>\n<\/table>\n<h2>\u5e95\u7ebf<\/h2>\n<ul>\n<li><strong>ASME\uff1a<\/strong> \u6280\u672f\u4e0a\u6700\u4e25\u683c\u7684\u538b\u529b\u5b8c\u6574\u6027<\/li>\n<li><strong>\u5e94\u7528\u7a0b\u5e8f\u63a5\u53e3\uff1a<\/strong> \u5bf9\u9ad8\u98ce\u9669\u77f3\u6cb9\/\u5929\u7136\u6c14\u5e94\u7528\u7684\u8981\u6c42\u6700\u9ad8<\/li>\n<li><strong>PED\uff1a<\/strong> \u552f\u4e00\u5177\u6709\u6cd5\u5f8b\u6548\u529b\u548c\u5f3a\u5236\u6027\u7b2c\u4e09\u65b9\u76d1\u7763\u7684\u6807\u51c6<\/li>\n<\/ul>\n<p><strong>\u677e\u6d77\u6cd5\u5170<\/strong> \u751f\u4ea7\u7b26\u5408 ASME\u3001API \u548c PED \u6807\u51c6\uff0c\u5e76\u83b7\u5f97\u5168\u9762\u8ba4\u8bc1\u3002<\/p>\n<p><strong>WhatsApp\uff1a<\/strong>\u00a0+86-18658777855<br \/>\n<strong>\u7535\u5b50\u90ae\u4ef6\uff1a<\/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>Understanding Flange Standards Comparison Between ASME, API, ISO, and PED, which standard is strictest? The answer depends on what you measure. PED: Europe Legal Mandate The Pressure Equipment Directive (2014\/68\/EU) is an EU legislative directive for pressure equipment over 0.5 bar. Unlike voluntary ASME\/API standards, PED is a regulatory mandate requiring CE marking for EU [&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":[81,85,82,84,86,70],"class_list":["post-978","post","type-post","status-publish","format-standard","hentry","category-blog","tag-ansi","tag-api","tag-asme","tag-din","tag-jis","tag-standard"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/posts\/978","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/comments?post=978"}],"version-history":[{"count":2,"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/posts\/978\/revisions"}],"predecessor-version":[{"id":987,"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/posts\/978\/revisions\/987"}],"wp:attachment":[{"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/media?parent=978"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/categories?post=978"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/zh\/wp-json\/wp\/v2\/tags?post=978"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}