{"id":60919,"date":"2026-06-18T07:41:47","date_gmt":"2026-06-18T07:41:47","guid":{"rendered":"https:\/\/www.kaysuns.com\/?p=60919"},"modified":"2026-06-18T07:43:29","modified_gmt":"2026-06-18T07:43:29","slug":"alloy-20-flanges-wholesaler","status":"publish","type":"post","link":"https:\/\/www.kaysuns.com\/pt\/alloy-20-flanges-wholesaler\/","title":{"rendered":"Alloy 20 Flanges Wholesaler"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"60919\" class=\"elementor elementor-60919\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-31b9942 e-flex e-con-boxed e-con e-parent\" data-id=\"31b9942\" 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-55f7abe elementor-widget elementor-widget-heading\" data-id=\"55f7abe\" 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\">Alloy 20 Flanges Wholesaler<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6bda2f9 e-con-full e-flex e-con e-child\" data-id=\"6bda2f9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-471147d e-con-full e-flex e-con e-child\" data-id=\"471147d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ab13526 elementor-widget elementor-widget-text-editor\" data-id=\"ab13526\" 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>Alloy 20 flanges<\/strong> are specialized industrial piping components used to connect <a href=\"https:\/\/www.kaysuns.com\/stainless-steel-pipes\/\" target=\"_blank\" rel=\"noopener\">pipes<\/a>,valves,pumps,and other equipment in a piping system.They are manufactured using Alloy 20 to ensure the entire connection joint maintains the same extreme resistance to sulfuric acid and hot chemical corrosion as the pipes themselves.If necessary, consider using it in combination with an <a href=\"https:\/\/www.kaysuns.com\/alloy-20-pipe-supplier\/\" target=\"_blank\">alloy 20 pipe<\/a>.\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-47fabd7 elementor-widget elementor-widget-text-editor\" data-id=\"47fabd7\" 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\tBecause joints are typically the most vulnerable parts of a pipeline to stress,leaks,and localized corrosion,using Alloy 20 flanges prevents premature system failures in highly aggressive environments.\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-39bacde elementor-widget elementor-widget-heading\" data-id=\"39bacde\" 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\">Core Advantages in Piping Systems<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8def1ff elementor-widget elementor-widget-text-editor\" data-id=\"8def1ff\" 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>No Post-Weld Heat Treatment:<br \/>The addition of Niobium stabilizes the alloy,preventing carbide precipitation during the welding process. Flanges can be safely welded onto pipes in the field without losing corrosion resistance.<\/li><li>Chloride Stress Crack Immunity:<br \/>Standard 316 stainless steel flanges often fail when exposed to chlorides due to stress cracking.Alloy 20&#8217;s high nickel matrix protects the flange face from this risk.<\/li><li>Cost Efficiency:<br \/>They fill a vital economic gap,providing near-identical chemical resistance to premium metals like Hastelloy in sulfuric environments,but at a significantly lower cost.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-115db60 e-con-full e-flex e-con e-child\" data-id=\"115db60\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5cede9e elementor-widget elementor-widget-heading\" data-id=\"5cede9e\" 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\">Manufacturing Standards<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-79ca83c elementor-widget elementor-widget-text-editor\" data-id=\"79ca83c\" 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 ensure uniform thickness, pressure ratings,and bolt-hole configurations,Alloy 20 flanges are strictly forged or cut according to precise international standards.\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-c43d754 elementor-widget elementor-widget-text-editor\" data-id=\"c43d754\" 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<thead>\n<tr>\n<th bgcolor=\"#00a0e9\">Parameter<\/th>\n<th bgcolor=\"#00a0e9\">Standard<\/th>\n<th bgcolor=\"#00a0e9\">Details<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td bgcolor=\"#05B8E4\">Material Specification<\/td>\n<td>ASTM B462 &nbsp;&nbsp;ASME SB462<\/td>\n<td>For forged or rolled nickel alloy pipe flanges &amp; fittings.<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Alternative Material<\/td>\n<td>ASTM B463<\/td>\n<td>Utilized when flanges are machined directly from heavy plates.<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Dimensions &amp; Sizes<\/td>\n<td>ASME B16.5<\/td>\n<td>Standardizes sizes ranging from<br \/>1\/2&#8243; to 24&#8243; nominal bore.<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Large<br \/>Dimensions<\/td>\n<td>ASME B16.47<\/td>\n<td>Standardizes large diameter<br \/>flanges ranging from 26&#8243; up to 48&#8243;<\/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<div class=\"elementor-element elementor-element-286772a elementor-widget elementor-widget-heading\" data-id=\"286772a\" 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\">Our Capacity<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-87f4572 elementor-widget elementor-widget-text-editor\" data-id=\"87f4572\" 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>It is about 400 tons\/month for every type flanges.We produce and supply the flanges from Class 150 to Class 2500,stainless steel and duplex steel flange are our strength.<\/li><li>Rate: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500LBS<\/li><li>Dimension: 1\/2\u201d to 72\u201d (DN15 ~DN1800)<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\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<div class=\"elementor-element elementor-element-52205bc e-flex e-con-boxed e-con e-parent\" data-id=\"52205bc\" 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-b3b95e9 elementor-widget elementor-widget-heading\" data-id=\"b3b95e9\" 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\">Alloy 20 Equivalent Designations<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8583e6 elementor-widget elementor-widget-text-editor\" data-id=\"a8583e6\" 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<thead>\n<tr>\n<th bgcolor=\"#00a0e9\">Standards<\/th>\n<th bgcolor=\"#00a0e9\">UNS<\/th>\n<th bgcolor=\"#00a0e9\">W.Nr.<\/th>\n<th bgcolor=\"#00a0e9\">EN<\/th>\n<th bgcolor=\"#00a0e9\">AFNOR<\/th>\n<th bgcolor=\"#00a0e9\">GB\/T<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td bgcolor=\"#05B8E4\">Alloy 20<\/td>\n<td>N08020<\/td>\n<td>2.4660<\/td>\n<td>NiCr20CuMo<\/td>\n<td>Z2NCUD31-20AZ<\/td>\n<td>NS143<\/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\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-61015bd elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"61015bd\" 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-9194696\" data-id=\"9194696\" 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-53aa1db elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"53aa1db\" 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\">Have a requirement?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8aa66fb elementor-widget elementor-widget-heading\" data-id=\"8aa66fb\" 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<span class=\"elementor-heading-title elementor-size-medium\">Kaysuns is a professional Inconel 800\/800H Flanges Supplier.Please feel free to contact me if you have any requirements.<\/span>\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-f5bd92e\" data-id=\"f5bd92e\" 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=\"dce-visibility-event elementor-element elementor-element-f5ed913 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"f5ed913\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;enabled_visibility&quot;:&quot;yes&quot;,&quot;dce_visibility_selected&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<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-a293614 elementor-align-center elementor-mobile-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"a293614\" 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<div class=\"elementor-element elementor-element-4831099 e-flex e-con-boxed e-con e-parent\" data-id=\"4831099\" 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-f3dea0d elementor-widget elementor-widget-heading\" data-id=\"f3dea0d\" 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\">Chemical Composition of Alloy 20 Flanges, wt.%<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-39c92d2 elementor-widget elementor-widget-text-editor\" data-id=\"39c92d2\" 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<thead>\n<tr>\n<th bgcolor=\"#00a0e9\">Element<\/th>\n<th bgcolor=\"#00a0e9\">Fe<\/th>\n<th bgcolor=\"#00a0e9\">Ni<\/th>\n<th bgcolor=\"#00a0e9\">Cr<\/th>\n<th bgcolor=\"#00a0e9\">Cu<\/th>\n<th bgcolor=\"#00a0e9\">Mo<\/th>\n<th bgcolor=\"#00a0e9\">Mn<\/th>\n<th bgcolor=\"#00a0e9\">Si<\/th>\n<th bgcolor=\"#00a0e9\">Nb + Ta<\/th>\n<th bgcolor=\"#00a0e9\">C<\/th>\n<th bgcolor=\"#00a0e9\">P<\/th>\n<th bgcolor=\"#00a0e9\">S<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td bgcolor=\"#05B8E4\">Alloy 20<\/td>\n<td>Balance<\/td>\n<td>32.0 \u2013 38.0<\/td>\n<td>19.0 &#8211; 21.0<\/td>\n<td>3.0 &#8211; 4.0<\/td>\n<td>2.0 &#8211; 3.0<\/td>\n<td>\u2264 2.0<\/td>\n<td>\u2264 1.0<\/td>\n<td>8 \u00d7 C &#8211; 1.0<\/td>\n<td>\u2264 0.07<\/td>\n<td>\u2264 0.045<\/td>\n<td>\u2264 0.035<\/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<div class=\"elementor-element elementor-element-c4bd88c elementor-widget elementor-widget-heading\" data-id=\"c4bd88c\" 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\">Functional Roles of the Core Elements<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5a099e elementor-widget elementor-widget-text-editor\" data-id=\"e5a099e\" 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>Nickel &amp; Iron:<br \/>The high nickel concentration provides nearly complete immunity to chloride-induced SCC.This makes it vastly superior to standard <a href=\"https:\/\/www.kaysuns.com\/blog\/316-stainless-steel-flange\/\" target=\"_blank\" rel=\"noopener\">316\/316L stainless steel flanges<\/a> in hot chloride environments.<\/li><li>Chromium &amp; Molybdenum:<br \/>This combination forms a robust,self-healing passive oxide surface layer.It provides deep protection against pitting and crevice corrosion when exposed to localized reducing acids or sour industrial solutions.<\/li><li>Copper:<br \/>This is the hallmark addition to Alloy 20.Copper specifically targets and drastically retards the rate of material decomposition when dealing with dilute or highly concentrated sulfuric acid.<\/li><li>Niobium Stabilization:<br \/>By binding with free carbon atoms,niobium prevents chromium carbides from forming along grain boundaries during welding.This preserves the flange&#8217;s metallurgical structure and prevents intergranular corrosion next to the weld seam.<\/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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-d90912c e-flex e-con-boxed e-con e-parent\" data-id=\"d90912c\" 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-b3a5328 elementor-widget elementor-widget-heading\" data-id=\"b3a5328\" 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\">Mechanical Properties of Alloy 20 Flanges<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e56f9e1 elementor-widget elementor-widget-text-editor\" data-id=\"e56f9e1\" 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<thead>\n<tr>\n<th bgcolor=\"#00a0e9\">Mechanical Property<\/th>\n<th bgcolor=\"#00a0e9\">Tensile Strength<\/th>\n<th bgcolor=\"#00a0e9\">Yield Strength<\/th>\n<th bgcolor=\"#00a0e9\">Elongation<\/th>\n<th bgcolor=\"#00a0e9\">Hardness<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td bgcolor=\"#05B8E4\">Alloy 20<\/td>\n<td>\u2265 551 MPa(80 ksi)<\/td>\n<td>\u2265 241 MPa(35 ksi)<\/td>\n<td>\u2265 30%<\/td>\n<td>\u2264 217 HBW(95 HRB)<\/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<div class=\"elementor-element elementor-element-626d732 elementor-widget elementor-widget-heading\" data-id=\"626d732\" 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\">Temperature Limits and ASME Boiler Code Factors<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b054c35 elementor-widget elementor-widget-text-editor\" data-id=\"b054c35\" 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>Maximum Service Temperature:<br \/>Under ASME Section VIII,Division 1,the maximum temperature limit for Alloy 20 components is 538\u00b0C (1000\u00b0F).<\/li><li>Elevated Temperature Behavior:<br \/>Above 427\u00b0C (800\u00b0F),the allowable design stress drops significantly due to the risk of microstructural phase changes over long-term exposure.<\/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-9f86aa5 elementor-widget elementor-widget-heading\" data-id=\"9f86aa5\" 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\">Key Mechanical Performance Characteristics<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8c5b49a elementor-widget elementor-widget-text-editor\" data-id=\"8c5b49a\" 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>High Ductility:<br \/>A minimum elongation of 30% ensures that Alloy 20 flanges can withstand dynamic thermal expansion,physical pipe vibrations,and high bolt-tightening loads without cracking.<\/li><li>No Hardenability by Heat Treatment:<br \/>Like other austenitic alloys,Alloy 20 cannot be hardened through standard thermal processes.Mechanical strength can only be increased via cold-working,though flanges are typically supplied in the fully solution-annealed condition to optimize corrosion resistance.<\/li><li>Impact Strength:<br \/>It exhibits excellent cryogenic toughness and does not experience a sharp ductile-to-brittle transition temperature like carbon steel.<\/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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bb5697f e-flex e-con-boxed e-con e-parent\" data-id=\"bb5697f\" 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-3382224 elementor-widget elementor-widget-heading\" data-id=\"3382224\" 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\">Applications of Alloy 20 Flanges<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0a97d21 e-con-full e-flex e-con e-child\" data-id=\"0a97d21\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-690a58d e-con-full e-flex e-con e-child\" data-id=\"690a58d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1272d59 elementor-widget-tablet__width-initial elementor-widget-mobile__width-initial elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"1272d59\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Sulfuric Acid Production &amp; Processing<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Chemical Mixing Tanks &amp; Reactors<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Pharmaceutical &amp; Bio-Tech Processing<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Food, Beverage, &amp; Dye Industries<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Petrochemical Refining &amp; Distillation<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dc0d3b2 e-con-full e-flex e-con e-child\" data-id=\"dc0d3b2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-92233fd elementor-widget-tablet__width-initial elementor-widget-mobile__width-initial elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"92233fd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Plastics &amp; Synthetic Rubber Manufacturing<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Fertilizer &amp; Agricultural Chemical Production<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Metal Pickling &amp; Acid Cleaning Lines<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Flue Gas Desulfurization<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-square-full\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Offshore Oil &amp; Gas Infrastructure<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\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<div class=\"elementor-element elementor-element-d679a42 e-flex e-con-boxed e-con e-parent\" data-id=\"d679a42\" 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-d4bbdeb elementor-cta--layout-image-left elementor-cta--mobile-layout-image-above elementor-cta--skin-classic elementor-animated-content elementor-widget elementor-widget-call-to-action\" data-id=\"d4bbdeb\" 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<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/06\/Alloy-20-Flanges-in-Stock-scaled-e1781768213622.webp);\" role=\"img\" aria-label=\"Alloy 20 Flanges in Stock\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\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<div class=\"elementor-element elementor-element-a617b5c e-flex e-con-boxed e-con e-parent\" data-id=\"a617b5c\" 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-4d96e80 elementor-widget elementor-widget-heading\" data-id=\"4d96e80\" 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\">Our Core Capabilities in Manufacturing Alloy 20 Flanges<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0c2323f e-con-full e-flex e-con e-child\" data-id=\"0c2323f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d994767 e-con-full e-flex e-con e-child\" data-id=\"d994767\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-f8abff8 e-con-full e-flex e-con e-child\" data-id=\"f8abff8\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ca14129 elementor-widget elementor-widget-heading\" data-id=\"ca14129\" 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\">Precision Forging &amp; Solution Annealing<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e4d812 elementor-widget elementor-widget-text-editor\" data-id=\"5e4d812\" 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>Controlled Heating:<br \/>Forging must occur within a tight window of 1150\u00b0C to 1200\u00b0C (2100\u00b0F to 2200\u00b0F).Forging below 980\u00b0C (1800\u00b0F) can cause material tearing.<\/li><li>Thermal Treatment:<br \/>Post-forging requires mandatory solution annealing at 980\u00b0C to 1100\u00b0C (1800\u00b0F to 2010\u00b0F) followed by a rapid water quench.<\/li><li>Grain Integrity:<br \/>This precise thermal cycle recrystallizes the grain matrix,eliminates internal mechanical stresses,and dissolves any trace chromium carbides.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-76182fc e-con-full e-flex e-con e-child\" data-id=\"76182fc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0d13d3e elementor-widget elementor-widget-heading\" data-id=\"0d13d3e\" 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\">High-Stability CNC Machining<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dbbfa76 elementor-widget elementor-widget-text-editor\" data-id=\"dbbfa76\" 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>Work-Hardening Management:<br \/>Alloy 20 work-hardens rapidly during machining.Advanced CNC setups utilize rigid,high-torque machines with positive rake angles to cut beneath the work-hardened surface layer.<\/li><li>Tooling Optimization:<br \/>Machining relies on specialized tungsten carbide tooling and heavy,constant feed rates to prevent tool rubbing or glazing.<\/li><li>Precision Facing:<br \/>CNC programming ensures exact gasket seating finishes (such as a 125\u2013250 AARH serrated finish) to guarantee leak-free piping joints.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8f5d708 e-con-full e-flex e-con e-child\" data-id=\"8f5d708\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-8ce399d e-con-full e-flex e-con e-child\" data-id=\"8ce399d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cab2dd9 elementor-widget elementor-widget-heading\" data-id=\"cab2dd9\" 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\">Comprehensive NDT<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-599de52 elementor-widget elementor-widget-text-editor\" data-id=\"599de52\" 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>PMI:<br \/>XRF testing to verify that the Nickel and Copper chemical weight percentages match ASTM B462.<\/li><li>Intergranular Corrosion Testing:<br \/>Conducting ASTM A262 Practice A or E tests to prove the Niobium stabilization successfully prevented intergranular attack.<\/li><li>Defect Detection:<br \/>Utilizing LPT on machined faces and UT on high-pressure forged hubs to ensure zero internal voids or cracks.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-bde6d98 e-con-full e-flex e-con e-child\" data-id=\"bde6d98\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-45a2724 elementor-widget elementor-widget-heading\" data-id=\"45a2724\" 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\">Custom Engineering &amp; Standard<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8773c40 elementor-widget elementor-widget-text-editor\" data-id=\"8773c40\" 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>Global Standard Manufacturing:<br \/>Machining standard configurations ranging from 1\/2&#8243; to 24&#8243; and large diameters up to 48&#8243; across all pressure classes.<\/li><li>Bespoke Engineering:<br \/>Designing custom-tailored dimensions,unique face profiles,or heavier wall thicknesses for highly specific chemical reactor systems.<\/li><li>Traceability Integration:<br \/>Ensuring full material traceability by hard-stamping heat numbers directly onto the flange rim,completely backed by MTC matching EN 10204 3.1.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\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<div class=\"elementor-element elementor-element-2fb44d8 e-flex e-con-boxed e-con e-parent\" data-id=\"2fb44d8\" 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-b628000 elementor-widget elementor-widget-heading\" data-id=\"b628000\" 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\">FAQs About Alloy 20 Flanges<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e11063 elementor-widget elementor-widget-accordion\" data-id=\"7e11063\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion\">\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1321\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1321\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">What is the maximum temperature limit for Alloy 20 flanges?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1321\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1321\">Under the ASME Boiler and Pressure Vessel Code(Section VIII, Division 1),the absolute maximum service temperature is 538\u00b0C (1000\u00b0F).However,for continuous operation in highly concentrated sulfuric acid,temperatures are usually kept below 150\u00b0C (300\u00b0F) to minimize the chemical corrosion rate.<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1322\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-1322\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">What gasket materials work best with Alloy 20 flanges?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1322\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-1322\"><p>Gaskets must match or exceed the chemical resistance of the flange. Common choices include:<br \/><strong>PTFE \/ Teflon<\/strong>:Excellent for lower temperature and pressure acid lines.<br \/><strong>Filled PTFE<\/strong>:Provides better resistance to cold flow and creep.<br \/>Spiral Wound Gaskets with Alloy 20 winding and PTFE filler:Required for high-pressure,high-temperature ASME Class 300 or Class 600 applications.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1323\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-1323\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Why choose Alloy 20 flanges over Hastelloy or Monel?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1323\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-1323\"><p><strong>Cost efficiency.<\/strong>While exotic nickel alloys like Hastelloy C276 offer broader chemical resistance,they are significantly more expensive.Alloy 20 provides targeted,top-tier performance in sulfuric acid environments at a fraction of the cost of high-nickel superalloys.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1324\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-1324\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Can Alloy 20 flanges be welded directly to 316L stainless steel pipes?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1324\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-1324\"><p><strong>Yes.<\/strong>Alloy 20 flanges can be welded to 316L stainless steel using an over-alloyed filler metal such as Alloy 22 (ERNiCrMo-10) or ER320LR.This prevents dilution of the corrosion-resistant elements at the weld joint.However,the entire system&#8217;s chemical resistance will be limited by the lower-grade 316L pipe.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-accordion-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-1325\" class=\"elementor-tab-title\" data-tab=\"5\" role=\"button\" aria-controls=\"elementor-tab-content-1325\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon elementor-accordion-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-closed\"><i class=\"fas fa-plus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-accordion-icon-opened\"><i class=\"fas fa-minus\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-accordion-title\" tabindex=\"0\">Do Alloy 20 flanges require Post-Weld Heat Treatment?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1325\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"5\" role=\"region\" aria-labelledby=\"elementor-tab-title-1325\"><p><strong>No.<\/strong>Alloy 20 is stabilized with Niobium.This element binds with carbon during welding to prevent chromium carbide precipitation.Because the weld zone retains its intergranular corrosion resistance naturally,post-weld annealing is not required.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What is the maximum temperature limit for Alloy 20 flanges?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Under the ASME Boiler and Pressure Vessel Code(Section VIII, Division 1),the absolute maximum service temperature is 538\\u00b0C (1000\\u00b0F).However,for continuous operation in highly concentrated sulfuric acid,temperatures are usually kept below 150\\u00b0C (300\\u00b0F) to minimize the chemical corrosion rate.\"}},{\"@type\":\"Question\",\"name\":\"What gasket materials work best with Alloy 20 flanges?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p>Gaskets must match or exceed the chemical resistance of the flange. Common choices include:<br \\\/><strong>PTFE \\\/ Teflon<\\\/strong>:Excellent for lower temperature and pressure acid lines.<br \\\/><strong>Filled PTFE<\\\/strong>:Provides better resistance to cold flow and creep.<br \\\/>Spiral Wound Gaskets with Alloy 20 winding and PTFE filler:Required for high-pressure,high-temperature ASME Class 300 or Class 600 applications.<\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Why choose Alloy 20 flanges over Hastelloy or Monel?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><strong>Cost efficiency.<\\\/strong>While exotic nickel alloys like Hastelloy C276 offer broader chemical resistance,they are significantly more expensive.Alloy 20 provides targeted,top-tier performance in sulfuric acid environments at a fraction of the cost of high-nickel superalloys.<\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Can Alloy 20 flanges be welded directly to 316L stainless steel pipes?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><strong>Yes.<\\\/strong>Alloy 20 flanges can be welded to 316L stainless steel using an over-alloyed filler metal such as Alloy 22 (ERNiCrMo-10) or ER320LR.This prevents dilution of the corrosion-resistant elements at the weld joint.However,the entire system&#8217;s chemical resistance will be limited by the lower-grade 316L pipe.<\\\/p>\"}},{\"@type\":\"Question\",\"name\":\"Do Alloy 20 flanges require Post-Weld Heat Treatment?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"<p><strong>No.<\\\/strong>Alloy 20 is stabilized with Niobium.This element binds with carbon during welding to prevent chromium carbide precipitation.Because the weld zone retains its intergranular corrosion resistance naturally,post-weld annealing is not required.<\\\/p>\"}}]}<\/script>\n\t\t\t\t\t<\/div>\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-51a5ffe elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"51a5ffe\" 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-50 elementor-top-column elementor-element elementor-element-98037c9\" data-id=\"98037c9\" 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-f88f3b7 elementor-widget elementor-widget-heading\" data-id=\"f88f3b7\" 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\">Contact Us<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element 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system.<\/p>","protected":false},"author":1,"featured_media":60960,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","_ti_tpc_template_sync":false,"_ti_tpc_template_id":"","footnotes":""},"categories":[36,259],"tags":[],"class_list":["post-60919","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pipe-flange","category-product"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>One of Leading Alloy 20 Flanges Wholesaler in China | KAYSUNS<\/title>\n<meta name=\"description\" content=\"We 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