{"id":59578,"date":"2026-05-11T03:38:29","date_gmt":"2026-05-11T03:38:29","guid":{"rendered":"https:\/\/www.kaysuns.com\/?post_type=blog&#038;p=59578"},"modified":"2026-05-11T03:38:31","modified_gmt":"2026-05-11T03:38:31","slug":"astm-a182-f12-flange","status":"publish","type":"blog","link":"https:\/\/www.kaysuns.com\/fr\/blog\/astm-a182-f12-flange\/","title":{"rendered":"F12 Flange"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"59578\" class=\"elementor elementor-59578\" data-elementor-post-type=\"blog\">\n\t\t\t\t<div class=\"elementor-element elementor-element-00ef69a e-flex e-con-boxed e-con e-parent\" data-id=\"00ef69a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-df0eb4a elementor-widget elementor-widget-heading\" data-id=\"df0eb4a\" data-element_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\">ASTM A182 F12 Flange<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a7daca7 e-con-full e-flex e-con e-child\" data-id=\"a7daca7\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-1543685 e-con-full e-flex e-con e-child\" data-id=\"1543685\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-eea45b0 elementor-widget elementor-widget-text-editor\" data-id=\"eea45b0\" data-element_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\tAn ASTM A182 <strong>F12 Flange<\/strong> is a forged or rolled low-alloy steel component designed specifically for high-temperature and high-pressure service.It is widely used in industries like power generation,oil and gas,and petrochemical processing for connecting pipes,valves,and pumps.\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-417c3c7 elementor-widget elementor-widget-text-editor\" data-id=\"417c3c7\" data-element_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\tThese flanges owe their reliability to a precise &#8220;Chrome-Moly&#8221; composition,typically containing 1% chromium and 0.5% molybdenum.This chemistry provides exceptional resistance to oxidation and creep,ensuring structural integrity even under prolonged thermal stress.In critical environments like steam pipelines or refineries,they offer superior durability compared to standard carbon steel.Available in configurations like weld neck or blind,they adhere to ASME B16.5 standards,making them indispensable for engineers seeking a balance between cost-efficiency and high-performance safety.\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-a81a3b2 e-con-full e-flex e-con e-child\" data-id=\"a81a3b2\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-92cf5f8 elementor-widget elementor-widget-image\" data-id=\"92cf5f8\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"689\" src=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/05\/ASTM-A182-F12-Flange-in-Stock-e1778470443463-768x689.webp\" class=\"attachment-medium_large size-medium_large wp-image-59615\" alt=\"ASTM A182 F12 Flange in Stock\" srcset=\"https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/05\/ASTM-A182-F12-Flange-in-Stock-e1778470443463-768x689.webp 768w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/05\/ASTM-A182-F12-Flange-in-Stock-e1778470443463-300x269.webp 300w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/05\/ASTM-A182-F12-Flange-in-Stock-e1778470443463-13x12.webp 13w, https:\/\/www.kaysuns.com\/wp-content\/uploads\/2026\/05\/ASTM-A182-F12-Flange-in-Stock-e1778470443463.webp 936w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\t\t\t\t\t\t\t\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-2f5e31c e-flex e-con-boxed e-con e-parent\" data-id=\"2f5e31c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bb6a146 elementor-widget elementor-widget-heading\" data-id=\"bb6a146\" data-element_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 F12 Flange<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e0f938 elementor-widget elementor-widget-text-editor\" data-id=\"4e0f938\" data-element_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\tASTM A182 F12 flanges are available in two classes\u2014Class 1 and Class 2\u2014which share identical Chromium and Molybdenum requirements but differ in Carbon and Manganese levels.\n<table>\n<thead>\n<tr>\n<th bgcolor=\"#00a0e9\">\u00c9l\u00e9ment<\/th>\n<th bgcolor=\"#00a0e9\">C<\/th>\n<th bgcolor=\"#00a0e9\">Mn<\/th>\n<th bgcolor=\"#00a0e9\">P<\/th>\n<th bgcolor=\"#00a0e9\">S<\/th>\n<th bgcolor=\"#00a0e9\">Si<\/th>\n<th bgcolor=\"#00a0e9\">Cr<\/th>\n<th bgcolor=\"#00a0e9\">Mo<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td bgcolor=\"#05B8E4\">Class 1 (UNS K11562)<\/td>\n<td>0.05 - 0.15<\/td>\n<td>0.30 \u2013 0.60<\/td>\n<td>0,045 Max<\/td>\n<td>0,045 Max<\/td>\n<td>0.50 max<\/td>\n<td>0.80 \u2013 1.25<\/td>\n<td>0.44 \u2013 0.65<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Class 2 (UNS K11564)<\/td>\n<td>0.10 \u2013 0.20<\/td>\n<td>0.30 \u2013 0.80<\/td>\n<td>0,040 Max<\/td>\n<td>0,040 Max<\/td>\n<td>0.10 \u2013 0.60<\/td>\n<td>0.80 \u2013 1.25<\/td>\n<td>0.44 \u2013 0.65<\/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<div class=\"elementor-element elementor-element-5b993e3 e-con-full e-flex e-con e-child\" data-id=\"5b993e3\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2edfc44 elementor-widget elementor-widget-heading\" data-id=\"2edfc44\" data-element_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 Elemental Roles<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8913b5c elementor-widget elementor-widget-text-editor\" data-id=\"8913b5c\" data-element_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\tChromium is primarily responsible for the alloy\u2019s resistance to oxidation and corrosion at high temperatures.<br \/>\nMolybdenum significantly improves \u201ccreep resistance,\u201d preventing steel from slowly deforming under constant stress at extreme temperatures.<br \/>\nClass 2 has a higher carbon content and typically exhibits higher tensile strength and yield strength than Class 1.\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\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2840c06 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2840c06\" data-element_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-0ecbbdc\" data-id=\"0ecbbdc\" data-element_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-0fc3143 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"0fc3143\" data-element_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\">Vous avez un besoin ?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2570283 elementor-widget elementor-widget-heading\" data-id=\"2570283\" data-element_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 supplier of F12 flange. 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-307ca63\" data-id=\"307ca63\" data-element_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-1312fdf elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"1312fdf\" data-element_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>Contactez-nous pour plus d'informations\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-59398f4 elementor-align-center elementor-mobile-align-center elementor-widget__width-initial elementor-widget elementor-widget-button\" data-id=\"59398f4\" data-element_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\">Nous contacter<\/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-fbede74 e-flex e-con-boxed e-con e-parent\" data-id=\"fbede74\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e8a2a4b elementor-widget elementor-widget-heading\" data-id=\"e8a2a4b\" data-element_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 F12 Flange<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ba86249 elementor-widget elementor-widget-text-editor\" data-id=\"ba86249\" data-element_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 mechanical properties of ASTM A182 F12 flanges are primarily classified into two grades:Class 1 and Class 2.Class 2 flanges typically have higher strength and hardness requirements than Class 1 flanges and are better suited for applications with higher pressure requirements.\n<table>\n<thead>\n<tr>\n<th bgcolor=\"#00a0e9\">Mesures de performance<\/th>\n<th bgcolor=\"#00a0e9\">Classe 1<\/th>\n<th bgcolor=\"#00a0e9\">Classe 2<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td bgcolor=\"#05B8E4\">R\u00e9sistance \u00e0 la traction<\/td>\n<td>\u2265 415 MPa (60 ksi)<\/td>\n<td>\u2265 485 MPa (70 ksi)<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Limite d&#039;\u00e9lasticit\u00e9<\/td>\n<td>\u2265 220 MPa (32 ksi)<\/td>\n<td>\u2265 275 MPa (40 ksi)<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">\u00c9longation<\/td>\n<td>\u2265 20%<\/td>\n<td>\u2265 20%<\/td>\n<\/tr>\n<tr>\n<td bgcolor=\"#05B8E4\">Duret\u00e9<\/td>\n<td>121 \u2013 174 HBW<\/td>\n<td>143 \u2013 207 HBW<\/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-c2effc0 elementor-widget elementor-widget-heading\" data-id=\"c2effc0\" data-element_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 is The Maximum Operating Temperature For An F12 Flange?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b13f5b5 elementor-widget elementor-widget-text-editor\" data-id=\"b13f5b5\" data-element_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\tAlthough the A182 standard covers high-temperature service,F12 is recommended for use at temperatures below 540\u00b0C (1000\u00b0F).<br \/>\nAbove this temperature,the material\u2019s oxidation resistance and creep strength decrease significantly.<br \/>\nIf operating conditions exceed 540\u00b0C,we recommend upgrading to F22 or a higher-grade alloy.\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-f39f9f9 elementor-widget elementor-widget-heading\" data-id=\"f39f9f9\" data-element_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\">Does F12 Require Heat Treatment?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a0d04d2 elementor-widget elementor-widget-text-editor\" data-id=\"a0d04d2\" data-element_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>Oui.<\/strong>According to the ASTM A182 standard,F12 forgings must undergo heat treatment to ensure that their mechanical properties meet the specified requirements.<br \/>\nCommon processes include full annealing,isothermal annealing,or normalizing and tempering.<br \/>\nFor F12,the minimum tempering temperature is typically required to be no lower than 620\u00b0C (1150\u00b0F).\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-de0d024 elementor-widget elementor-widget-heading\" data-id=\"de0d024\" data-element_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\">How is The Weldability of F12?<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-453fdc2 elementor-widget elementor-widget-text-editor\" data-id=\"453fdc2\" data-element_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\tF12 has moderate weldability but tends to harden due to its alloy content.<br \/>\nPreheating to 150\u00b0C\u2013250\u00b0C is typically required before welding.<br \/>To relieve residual welding stresses and prevent cracking,heat treatment at approximately 650\u00b0C is usually required after 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<div class=\"elementor-element elementor-element-1924ca4 e-flex e-con-boxed e-con e-parent\" data-id=\"1924ca4\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7d83f0d elementor-widget elementor-widget-heading\" data-id=\"7d83f0d\" data-element_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\">4 Manufacturing Methods for F12 Flange<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e4326f0 e-con-full e-flex e-con e-child\" data-id=\"e4326f0\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d3cfc0a e-con-full e-flex e-con e-child\" data-id=\"d3cfc0a\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-cd70a34 elementor-widget elementor-widget-heading\" data-id=\"cd70a34\" data-element_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\">Closed Die Forging<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff601bf elementor-widget elementor-widget-text-editor\" data-id=\"ff601bf\" data-element_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\tClosed die forging is not only the most commonly used method for producing <a href=\"https:\/\/www.kaysuns.com\/fr\/blog\/astm-a182-f11-flange\/\" target=\"_blank\" rel=\"noopener\">F11 flanges<\/a>,but also for F12 flanges.It produces a fine-grained internal microstructure,which enhances the material\u2019s tensile strength and fatigue resistance.\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-eed9b28 e-con-full e-flex e-con e-child\" data-id=\"eed9b28\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d29ebe4 elementor-widget elementor-widget-heading\" data-id=\"d29ebe4\" data-element_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\">Open Die Forging \/ Free Forging<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e3a501f elementor-widget elementor-widget-text-editor\" data-id=\"e3a501f\" data-element_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\tOpen die forging and free forging are used for extra-large or custom-sized F12 flanges.This flexible process is suitable for manufacturing large and thick-walled flanges and effectively eliminates internal porosity defects in the steel ingots.\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-2e82b43 e-con-full e-flex e-con e-child\" data-id=\"2e82b43\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-c1b1f0c e-con-full e-flex e-con e-child\" data-id=\"c1b1f0c\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b24255c elementor-widget elementor-widget-heading\" data-id=\"b24255c\" data-element_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\">Rolled Ring Forging<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5e7d36 elementor-widget elementor-widget-text-editor\" data-id=\"e5e7d36\" data-element_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\tRolled ring forging is specifically used to produce the ring sections of welded-neck or slip-on flanges.The resulting radial grain flow aligns with the direction of stress in the flange,resulting in optimal mechanical properties and high material utilization.\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-46af3e6 e-con-full e-flex e-con e-child\" data-id=\"46af3e6\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bfa5424 elementor-widget elementor-widget-heading\" data-id=\"bfa5424\" data-element_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\">Machining from Forged Bar<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27d960a elementor-widget elementor-widget-text-editor\" data-id=\"27d960a\" data-element_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\tSmall, high-precision F12 threaded flanges or orifice flanges are sometimes machined directly from certified forged billets.However,ASTM A182 specifies that flanges of certain pressure classes must not be machined directly from plate stock,but may be machined from fully compressed forged billets.\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-9d0f390 e-flex e-con-boxed e-con e-parent\" data-id=\"9d0f390\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0f7bb59 elementor-widget elementor-widget-heading\" data-id=\"0f7bb59\" data-element_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 ASTM A182 F12 Flange<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9607727 e-con-full e-flex e-con e-child\" data-id=\"9607727\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-a3ae544 e-con-full e-flex e-con e-child\" data-id=\"a3ae544\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ba0ea35 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=\"ba0ea35\" data-element_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\">Heat Exchanger Fabrication<\/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 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\">High-Pressure Boiler Systems<\/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\">Oil Refineries<\/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\">Fossil Fuel Power Plants<\/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-155835f e-con-full e-flex e-con e-child\" data-id=\"155835f\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ab1c09 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=\"2ab1c09\" data-element_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\">Nuclear Power Plant<\/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\">Waste-to-Energy Facilities<\/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\">Steam Distribution Networks<\/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\">Production d'engrais<\/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\">Gas Processing Plants<\/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-7a16c80 e-flex e-con-boxed e-con e-parent\" data-id=\"7a16c80\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2f87354 elementor-widget elementor-widget-heading\" data-id=\"2f87354\" data-element_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 ASTM A182 F12 Flange<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf59134 elementor-widget elementor-widget-accordion\" data-id=\"cf59134\" data-element_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-2171\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2171\" 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\">Class 1 or Class 2\u2014which one should I choose?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2171\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2171\"><p>This is typically determined by the design pressure rating.If your engineering drawings require higher pressure resistance or thinner wall thickness,Class 2 is usually selected;if material ductility is a higher priority,Class 1 is chosen.<\/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-2172\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2172\" 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\">Are F12 and F11 flanges interchangeable?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2172\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2172\"><p>Technically,they are very similar,but they are not directly interchangeable.F11 has a slightly higher chromium content and a higher silicon content;F12 has a slightly lower chromium content,but its price and performance are very similar in many general-purpose high-temperature applications.<br \/>In pressure piping subject to strict ASME code requirements,the specific grade specified in the design documentation must be used;arbitrary substitutions may result in compliance issues.<\/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-2173\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-2173\" 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\">How can you tell if an F12 flange is genuine?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2173\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-2173\"><p>The surface of a standard F12 flange must bear clear stamped markings, typically including:<br \/>Specification: ASTM A182<br \/>Grade: F12 CL1 or F12 CL2<br \/>Pressure rating: e.g., 150 lb or 300 lb<br \/>Size: e.g., 4&#8243; SCH40<br \/>Heat No.: Corresponding to a unique Material Test Report (MTR\/TC).<\/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-2174\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-2174\" 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 are the common connection methods for F12 flanges?<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2174\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-2174\"><p>The four most common types are:<br \/>Weld Neck (WN): Butt-welded,used for high-pressure and extreme operating conditions.<br \/>Slip-On (SO): Flanged,easy to install,and relatively inexpensive.<br \/>Blind (BL): Blind flange,used to seal the end of a pipeline.<br \/>Socket Weld (SW): Socket-welded,typically used for small-diameter high-pressure pipelines.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Class 1 or Class 2\\u2014which one should I choose?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"<p>This is typically determined by the design pressure rating.If your engineering drawings require higher pressure resistance or thinner wall thickness,Class 2 is usually selected;if material ductility is a higher priority,Class 1 is chosen.<\\\/p>\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Are F12 and F11 flanges interchangeable?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"<p>Technically,they are very similar,but they are not directly interchangeable.F11 has a slightly higher chromium content and a higher silicon content;F12 has a slightly lower chromium content,but its price and performance are very similar in many general-purpose high-temperature applications.<br \\\/>In pressure piping subject to strict ASME code requirements,the specific grade specified in the design documentation must be used;arbitrary substitutions may result in compliance issues.<\\\/p>\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"How can you tell if an F12 flange is genuine?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"<p>The surface of a standard F12 flange must bear clear stamped markings, typically including:<br \\\/>Specification: ASTM A182<br \\\/>Grade: F12 CL1 or F12 CL2<br \\\/>Pressure rating: e.g., 150 lb or 300 lb<br \\\/>Size: e.g., 4&#8243; SCH40<br \\\/>Heat No.: Corresponding to a unique Material Test Report (MTR\\\/TC).<\\\/p>\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"What are the common connection methods for F12 flanges?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"<p>The four most common types are:<br \\\/>Weld Neck (WN): Butt-welded,used for high-pressure and extreme operating conditions.<br \\\/>Slip-On (SO): Flanged,easy to install,and relatively inexpensive.<br \\\/>Blind (BL): Blind flange,used to seal the end of a pipeline.<br \\\/>Socket Weld (SW): Socket-welded,typically used for small-diameter high-pressure pipelines.<\\\/p>\"\n            }\n        }\n    ]\n}<\/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-2839ac8 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2839ac8\" data-element_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-85d84c7\" data-id=\"85d84c7\" data-element_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-5dc663f elementor-widget elementor-widget-heading\" data-id=\"5dc663f\" data-element_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\">Nous contacter<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bb7bcc3 elementor-widget-divider--view-line_text elementor-widget-divider--element-align-left elementor-widget elementor-widget-divider\" data-id=\"bb7bcc3\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t\t<span class=\"elementor-divider__text elementor-divider__element\">\n\t\t\t\tPrendre 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