{"id":1117,"date":"2026-04-27T21:33:52","date_gmt":"2026-04-28T01:33:52","guid":{"rendered":"https:\/\/www.songhaiflange.com\/?p=1117"},"modified":"2026-04-27T21:34:30","modified_gmt":"2026-04-28T01:34:30","slug":"flange-sizing-chart-and-repair-guide-for-industrial-pipeline-maintenance","status":"publish","type":"post","link":"https:\/\/www.songhaiflange.com\/th\/2026\/04\/27\/flange-sizing-chart-and-repair-guide-for-industrial-pipeline-maintenance\/","title":{"rendered":"Flange Sizing Chart and Repair Guide for Industrial Pipeline Maintenance"},"content":{"rendered":"<h2>Flange Sizing and Repair Guide<\/h2>\n<p>Proper flange sizing and timely repair ensures safe pipeline operation.<\/p>\n<h3>Flange Sizing Chart<\/h3>\n<ul>\n<li>NPS 1\/2 to NPS 24: Standard range<\/li>\n<li>DN15 to DN600: Metric sizes<\/li>\n<li>Class 150 to 2500: Pressure ratings<\/li>\n<li>\u0e21\u0e35\u0e02\u0e19\u0e32\u0e14\u0e1e\u0e34\u0e40\u0e28\u0e29\u0e15\u0e32\u0e21\u0e2a\u0e31\u0e48\u0e07<\/li>\n<\/ul>\n<h3>Flange Repair Methods<\/h3>\n<ul>\n<li>Face resurfacing for minor damage<\/li>\n<li>Bore machining for worn surfaces<\/li>\n<li>Bolt hole repair and re-drilling<\/li>\n<li>Weld overlay for severe wear<\/li>\n<\/ul>\n<h3>How to Replace Flange<\/h3>\n<ol>\n<li>Isolate and drain pipeline<\/li>\n<li>Remove old bolts and gasket<\/li>\n<li>Clean mating surfaces<\/li>\n<li>Install new flange and gasket<\/li>\n<li>Torque bolts to specification<\/li>\n<li>Pressure test before service<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>Flange Sizing and Repair Guide Proper flange sizing and timely repair ensures safe pipeline operation. Flange Sizing Chart NPS 1\/2 to NPS 24: Standard range DN15 to DN600: Metric sizes Class 150 to 2500: Pressure ratings Custom sizes available Flange Repair Methods Face resurfacing for minor damage Bore machining for worn surfaces Bolt hole repair [&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":[66,72,70],"class_list":["post-1117","post","type-post","status-publish","format-standard","hentry","category-blog","tag-flange","tag-rating","tag-standard"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/posts\/1117","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/comments?post=1117"}],"version-history":[{"count":1,"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/posts\/1117\/revisions"}],"predecessor-version":[{"id":1118,"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/posts\/1117\/revisions\/1118"}],"wp:attachment":[{"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/media?parent=1117"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/categories?post=1117"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/th\/wp-json\/wp\/v2\/tags?post=1117"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}