{"id":56572,"date":"2026-01-15T07:01:17","date_gmt":"2026-01-15T07:01:17","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=56572"},"modified":"2026-03-26T03:40:04","modified_gmt":"2026-03-26T03:40:04","slug":"methodes-de-soudage-de-lacier-inoxydable","status":"publish","type":"post","link":"https:\/\/www.kaysuns.com\/fr\/methods-for-welding-stainless-steel\/","title":{"rendered":"M\u00e9thodes de soudage de l'acier inoxydable"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"56572\" class=\"elementor elementor-56572\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c91d82d e-flex e-con-boxed e-con e-parent\" data-id=\"c91d82d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4895053 elementor-widget elementor-widget-text-editor\" data-id=\"4895053\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<strong>Welding stainless steel<\/strong> requires specific techniques to maintain the material&#8217;s corrosion resistance and mechanical strength.This guide explores the most common welding processes used for pipes,fittings and flanges.We will focus on TIG,MIG,SMAW,and Resistance welding.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-47ae2ea elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"47ae2ea\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c47bb80\" data-id=\"c47bb80\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-87fd220 elementor-widget elementor-widget-heading\" data-id=\"87fd220\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The Importance of Precision in Welding Stainless Steel<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-552ba22 elementor-widget elementor-widget-text-editor\" data-id=\"552ba22\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tWhen you work with stainless steel,you are protecting a delicate chromium oxide layer.If your welding process introduces too much heat,you risk &#8220;sensitization.&#8221;This occurs when chromium carbides form,leaving the metal vulnerable to rust.Consequently,the method you choose must balance speed with thermal control.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-736787f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"736787f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-da94050\" data-id=\"da94050\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-808a7a5 elementor-widget elementor-widget-heading\" data-id=\"808a7a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Preparation Work for Welding Stainless Steel<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6294d87 elementor-widget elementor-widget-text-editor\" data-id=\"6294d87\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li data-path-to-node=\"6,0,0\"><b data-path-to-node=\"6,0,0\" data-index-in-node=\"0\">Absolute Cleanliness:<br \/><\/b>Use dedicated stainless steel wire brushes and grinding wheels.Never use tools previously used on carbon steel,as iron particles will embed in the surface and cause rust.<\/li><li data-path-to-node=\"6,1,0\"><b data-path-to-node=\"6,1,0\" data-index-in-node=\"0\">Surface Degreasing:<br \/><\/b>Clean the weld zone with a specialized solvent like acetone.This removes oils,fingerprints,and grease that can cause porosity or carbon pickup.<\/li><li data-path-to-node=\"6,2,0\"><b data-path-to-node=\"6,2,0\" data-index-in-node=\"0\">Fit-up and Alignment:<br \/><\/b>Ensure the gap between pipe fittings is uniform.Proper tack welding keeps the pieces in place and prevents warping during the main welding pass.<\/li><li data-path-to-node=\"6,3,0\"><b data-path-to-node=\"6,3,0\" data-index-in-node=\"0\">Back Purging Setup:<br \/><\/b>For pipe welding,seal the ends of the pipe and introduce Argon gas inside.This displaces oxygen and prevents &#8220;sugaring&#8221; (heavy oxidation) on the internal weld root.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fe360fc elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fe360fc\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-d8e475e\" data-id=\"d8e475e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c51c75c elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"c51c75c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">What We Do<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-924e7f1 elementor-drop-cap-yes elementor-widget__width-initial elementor-drop-cap-view-default elementor-widget elementor-widget-text-editor\" data-id=\"924e7f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;drop_cap&quot;:&quot;yes&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Plate<\/li><li>Sheet<\/li><li>Forgings<\/li><li>Round Bar<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-030a16a elementor-drop-cap-yes elementor-widget__width-initial elementor-drop-cap-view-default elementor-widget elementor-widget-text-editor\" data-id=\"030a16a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;drop_cap&quot;:&quot;yes&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Flange<\/li><li>Pipes<\/li><li>Fittings<\/li><li>Customized<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-d2ba608\" data-id=\"d2ba608\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f203144 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"f203144\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Contact Us For More Information\u00a0<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aaa7e51 elementor-align-center elementor-mobile-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"aaa7e51\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjQ2ODEzIiwidG9nZ2xlIjpmYWxzZX0%3D\" target=\"_blank\" id=\"#241018\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Contact Us<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-47038f3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"47038f3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4b7cd4f\" data-id=\"4b7cd4f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f2557bf elementor-widget elementor-widget-heading\" data-id=\"f2557bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">TIG Welding (GTAW):The Industry Standard for Piping<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4074b1f elementor-widget elementor-widget-text-editor\" data-id=\"4074b1f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tTungsten Inert Gas (TIG) welding,also known as Gas Tungsten Arc Welding (GTAW),is the most common method for high-quality piping.It uses a non-consumable tungsten electrode to produce the arc.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b108ba elementor-widget elementor-widget-text-editor\" data-id=\"5b108ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tEngineers prefer TIG for welding stainless steel because it offers superior control over the weld pool.This precision is essential for the &#8220;root pass&#8221; of a pipe joint.Additionally,TIG produces clean,aesthetic welds without any slag or spatter.Most critical process piping in chemical plants relies almost exclusively on TIG welding.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-65f2e1b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"65f2e1b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-12ccfe4\" data-id=\"12ccfe4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7456500 elementor-widget elementor-widget-heading\" data-id=\"7456500\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">MIG Welding (GMAW):Speed and Efficiency<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cc62255 elementor-widget elementor-widget-text-editor\" data-id=\"cc62255\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tMetal Inert Gas (MIG) welding,or Gas Metal Arc Welding (GMAW),is a semi-automatic process.It uses a continuously fed wire electrode and a shielding gas.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-04593f7 elementor-widget elementor-widget-text-editor\" data-id=\"04593f7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tMIG is much faster than TIG, making it ideal for high-volume production of <a href=\"https:\/\/www.kaysuns.com\/welded-stainless-steel-pipe-2\/\" target=\"_blank\" rel=\"noopener\">welded stainless steel pipes<\/a>.However,it requires more complex gas mixtures,such as Argon with small amounts of CO<sub>2<\/sub> or Oxygen.This stabilizes the arc and improves penetration.While MIG is efficient for thick-walled pipes,welders must be careful to avoid &#8220;cold lap&#8221; defects.Proper settings are crucial to ensure the weld fuses perfectly with the base metal.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2881f4d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2881f4d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-510f078\" data-id=\"510f078\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f7e7a91 elementor-widget elementor-widget-heading\" data-id=\"f7e7a91\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">SMAW: The Reliable Choice for Field Work<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f74555 elementor-widget elementor-widget-text-editor\" data-id=\"0f74555\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tShielded Metal Arc Welding (SMAW),often called &#8220;Stick&#8221; welding,uses a consumable electrode coated in flux.As the flux melts,it creates a gas shield and a layer of slag to protect the weld.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f0c05c elementor-widget elementor-widget-text-editor\" data-id=\"1f0c05c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tSMAW remains a popular choice for welding stainless steel in outdoor or remote locations.Since it does not require external gas tanks,it is highly portable.However,it is not ideal for thin-walled <a href=\"https:\/\/www.kaysuns.com\/stainless-steel-pipes\/\" target=\"_blank\" rel=\"noopener\">stainless steel pipe<\/a>.The process produces significant slag,which technicians must remove manually.If any slag stays trapped in the weld,it can cause &#8220;Inclusions,&#8221; which lead to leaks under high pressure.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-74a199b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"74a199b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a707afa\" data-id=\"a707afa\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-476ca52 elementor-widget elementor-widget-heading\" data-id=\"476ca52\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Resistance Welding:Precision for Tubing<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-17ff73e elementor-widget elementor-widget-text-editor\" data-id=\"17ff73e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tResistance welding uses heat generated by electrical resistance to join metals.<br \/>\nIt does not require filler metal or shielding gas.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-babe01d elementor-widget elementor-widget-text-editor\" data-id=\"babe01d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tIn the piping industry,manufacturers use resistance welding primarily for longitudinal seams in small-diameter tubing.It is also common for attaching small components to stainless steel pipe fittings.The process is extremely fast and consistent because it is usually automated.However,it is not suitable for joining thick flanges or large-process pipes due to power limitations.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6dd5dcb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6dd5dcb\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-db5438a\" data-id=\"db5438a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3f0e8b1 elementor-widget elementor-widget-heading\" data-id=\"3f0e8b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Technical Comparison of Welding Methods<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1822e5f elementor-widget elementor-widget-text-editor\" data-id=\"1822e5f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table>\n<tbody>\n<tr bgcolor=\"#00a0e9\">\n<th>Feature<\/th>\n<th>TIG (GTAW)<\/th>\n<th>MIG (GMAW)<\/th>\n<th>SMAW (Stick)<\/th>\n<th>Resistance Welding<\/th>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Precision<\/td>\n<td>Excellent<\/td>\n<td>Good<\/td>\n<td>Moderate<\/td>\n<td>High (localized)<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Speed<\/td>\n<td>Low<\/td>\n<td>High<\/td>\n<td>Moderate<\/td>\n<td>Very High<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Common Use<\/td>\n<td>Root pass\/Thin pipes<\/td>\n<td>Fabrication\/Thick pipes<\/td>\n<td>Field repair\/Outdoor<\/td>\n<td>Tubing\/Sheet metal<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Aesthetics<\/td>\n<td>Superior<\/td>\n<td>Moderate<\/td>\n<td>Poor (Slag)<\/td>\n<td>Hidden\/Clean<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Skill Level<\/td>\n<td>High<\/td>\n<td>Moderate<\/td>\n<td>Moderate<\/td>\n<td>Machine-driven<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-276aa26 e-flex e-con-boxed e-con e-parent\" data-id=\"276aa26\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-39eedbd elementor-cta--layout-image-right elementor-cta--mobile-layout-image-above elementor-cta--skin-classic elementor-animated-content elementor-widget elementor-widget-call-to-action\" data-id=\"39eedbd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<a class=\"elementor-cta\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjQ2ODEzIiwidG9nZ2xlIjpmYWxzZX0%3D\" target=\"_blank\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tFeel Free To Contact Us\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tKAYSUNS offers package solutions for piping materials such as Pipes, Fittings, Flanges, Valves, Plates, Forgings, Ingots of Stainless Steel, Duplex and Alloy Steels, all kinds of Fasteners (Bolts, Nuts, Flat Washers, Bullet Washers) and other products. We accept customized service for our products and some of them can be supplied in small quantities. If you have any questions about our company and products, please feel free to contact us.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item \">\n\t\t\t\t\t<span class=\"elementor-cta__button elementor-button elementor-size-\">\n\t\t\t\t\t\tGet QUOTE\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-a690d7b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a690d7b\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d864288\" data-id=\"d864288\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f440bd1 elementor-widget elementor-widget-heading\" data-id=\"f440bd1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Expert Tips for Welding Stainless Steel<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b758f53 elementor-widget elementor-widget-text-editor\" data-id=\"b758f53\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li data-path-to-node=\"17,0,0\"><b data-path-to-node=\"17,0,0\" data-index-in-node=\"0\">Manage the Heat:<br \/><\/b>Use the lowest amperage possible to achieve full penetration.Moving faster with a steady hand prevents &#8220;Sensitization,&#8221; where the metal loses its rust-proof properties.<\/li><li data-path-to-node=\"17,1,0\"><b data-path-to-node=\"17,1,0\" data-index-in-node=\"0\">Avoid Weaving:<br \/><\/b>Use &#8220;stringer beads&#8221; (straight lines) rather than wide weaving patterns.This minimizes the heat-affected zone (HAZ).<\/li><li data-path-to-node=\"17,2,0\"><b data-path-to-node=\"17,2,0\" data-index-in-node=\"0\">Check the Crater:<br \/><\/b>Always fill the weld crater at the end of a bead. If left hollow, a star-shaped &#8220;Hot Crack&#8221; may form, leading to a leak in the flange joint.<\/li><li data-path-to-node=\"17,3,0\"><b data-path-to-node=\"17,3,0\" data-index-in-node=\"0\">Keep it Cool:<br \/><\/b>Use a copper chill bar or allow the pipe to cool between passes to maintain the interpass temperature below <span class=\"math-inline\" data-math=\"150^{\\circ}\\text{C}\" data-index-in-node=\"122\">150\u2103(302\u2109)<\/span>.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-07fd7b8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"07fd7b8\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-568db36\" data-id=\"568db36\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e79fef6 elementor-widget elementor-widget-heading\" data-id=\"e79fef6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Best Practices for Welding Stainless Steel Pipes<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2a78a33 elementor-widget elementor-widget-text-editor\" data-id=\"2a78a33\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tAchieving a professional result requires more than just a steady hand.You must follow a disciplined workflow.<br \/>First,ensure the edges of your stainless steel pipe are beveled correctly.This allows for full penetration of the weld.<br \/>Second,use &#8220;Back Purging&#8221; for TIG welds.This involves filling the inside of the pipe with Argon to protect the back of the weld from oxygen.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-afebf26 elementor-widget elementor-widget-text-editor\" data-id=\"afebf26\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tFinally,always perform post-weld cleaning.Use a stainless steel wire brush or pickling paste to remove <a href=\"https:\/\/www.kaysuns.com\/blog\/is-heat-tint-on-stainless-a-weld-defect\/\" target=\"_blank\" rel=\"noopener\">heat tint<\/a>.This restores the chromium oxide film,ensuring your system remains corrosion-resistant.Without this step,even the best weld will eventually rust.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6d93fd3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6d93fd3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e18de0d\" data-id=\"e18de0d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f524cba elementor-widget elementor-widget-heading\" data-id=\"f524cba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Managing Heat Input for Corrosion Resistance<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-396b92a elementor-widget elementor-widget-text-editor\" data-id=\"396b92a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tWhen welding stainless steel,controlling heat input is as critical as the welding process itself.Excessive heat triggers a phenomenon known as \u201csensitization.\u201dWhen chromium and carbon combine at high temperatures,it causes the surrounding metal to lose its protective properties.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-95c2deb elementor-widget elementor-widget-text-editor\" data-id=\"95c2deb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tTo prevent this, Kaysuns&#8217; professionals employ \u201clead-in weld bead\u201d technology and maintain low interpass temperatures.By keeping stainless steel pipes at relatively low temperatures between weld passes,the chemical equilibrium of the alloy is preserved.This ensures the heat-affected zone (HAZ) possesses equivalent corrosion resistance to the rest of the piping system.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7aa8aad elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7aa8aad\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-f770ff3\" data-id=\"f770ff3\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4da1638 elementor-widget elementor-widget-heading\" data-id=\"4da1638\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The Critical Role of Back Purging in Piping<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b27566 elementor-widget elementor-widget-text-editor\" data-id=\"8b27566\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tThe quality of the interior weld root is vital for a high-pressure piping system.If oxygen is present inside the pipe during welding,the back of the weld will oxidize heavily.This creates a rough,black texture known as &#8220;sugaring.&#8221;\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-303abbe elementor-widget elementor-widget-text-editor\" data-id=\"303abbe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tTo achieve a professional-grade welding stainless steel joint,you must implement &#8220;Back Purging.&#8221;This process involves sealing the pipe ends and filling the interior with an inert gas like Argon.This gas displaces oxygen and allows the weld root to solidify with a smooth,clean finish.For industries like food processing or semiconductor manufacturing,a mirror-smooth internal weld is a mandatory requirement.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6fb08a6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6fb08a6\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4756592\" data-id=\"4756592\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-060aee5 elementor-widget elementor-widget-heading\" data-id=\"060aee5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Post-Weld Surface Cleaning and Passivation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b4b5c5e elementor-widget elementor-widget-text-editor\" data-id=\"b4b5c5e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tEvery weld creates a &#8220;heat tint&#8221; on the surface of the pipe fittings.While these rainbow colors look interesting,they actually represent a weakened passive layer.Beneath that color,the chromium content is lower,making the area a magnet for rust.\n<table>\n<tbody>\n<tr bgcolor=\"#00a0e9\">\n<th>Cleaning Method<\/th>\n<th>Effectiveness<\/th>\n<th>Best Application<\/th>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Stainless Wire Brushing<\/td>\n<td>Moderate<\/td>\n<td>Removing light oxidation\/slag<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Pickling Paste<\/td>\n<td>High<\/td>\n<td>Removing heat tint and restoring chemistry<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Electropolishing<\/td>\n<td>Superior<\/td>\n<td>High-purity pharma or biotech lines<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Passivation Bath<\/td>\n<td>High<\/td>\n<td>Ensuring a uniform protective oxide layer<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b9704a3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b9704a3\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container 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