{"id":47,"date":"2025-10-27T09:12:46","date_gmt":"2025-10-27T01:12:46","guid":{"rendered":"http:\/\/www.wxcljx.com\/?p=47"},"modified":"2025-10-27T09:13:53","modified_gmt":"2025-10-27T01:13:53","slug":"processing-specifications-for-spiral-wound-finned-tubes","status":"publish","type":"post","link":"http:\/\/www.wxcljx.com\/index.php\/2025\/10\/27\/processing-specifications-for-spiral-wound-finned-tubes\/","title":{"rendered":"Processing specifications for spiral wound finned tubes"},"content":{"rendered":"\n<p>The processing specifications for <a href=\"https:\/\/www.cn-supply.com\/spiral_wound.html\">wrapped finned<\/a> tubes cover key aspects such as material handling, winding process, welding control, and quality inspection. The specific technical standards are as follows:<br>1. Material selection for pipes and fins<br>Pipe material: 20 # carbon steel seamless pipe is used for high temperature and high pressure environments, and 304\/316L stainless steel pipe is selected for corrosion-resistant scenarios; Wall thickness tolerance \u00b1 10%, outer diameter deviation \u2264 0.3mm.<br>Fin strip: commonly used aluminum strip (0.3mm thick) or steel strip (0.8-1mm thick \u00b1 0.05mm), with a width determined by the design (such as 20mm \u00b1 0.3mm), and a smooth and burr free surface.<br>2. Surface treatment<br>Shot blasting and rust removal of carbon steel pipes (speed 80m\/s), acid pickling and passivation of stainless steel pipes (soaking in 10% nitric acid solution for 15 minutes).<br>Fin strip leveling treatment, with a flatness error of \u2264\u00b1 0.5mm\/m, and no burrs on the edges after cutting.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The processing specifications for wrapped finned tubes cover key aspects such as material handling, winding process, welding control, and quality inspection. The specific technical standards are as follows:1. Material selection for pipes and finsPipe material: 20 # carbon steel seamless pipe is used for high temperature and high pressure environments, and 304\/316L stainless steel pipe &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/www.wxcljx.com\/index.php\/2025\/10\/27\/processing-specifications-for-spiral-wound-finned-tubes\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Processing specifications for spiral wound finned tubes&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[23],"class_list":["post-47","post","type-post","status-publish","format-standard","hentry","category-finned-tubes","tag-spiral-wound-finned-tubes","entry"],"_links":{"self":[{"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/posts\/47","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/comments?post=47"}],"version-history":[{"count":1,"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/posts\/47\/revisions"}],"predecessor-version":[{"id":48,"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/posts\/47\/revisions\/48"}],"wp:attachment":[{"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/media?parent=47"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/categories?post=47"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.wxcljx.com\/index.php\/wp-json\/wp\/v2\/tags?post=47"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}