{"id":13446,"date":"2026-08-14T03:47:24","date_gmt":"2026-08-14T03:47:24","guid":{"rendered":"https:\/\/weldomachining.com\/?page_id=13446"},"modified":"2026-08-14T04:26:54","modified_gmt":"2026-08-14T04:26:54","slug":"flange-parts-machining","status":"publish","type":"page","link":"https:\/\/weldomachining.com\/fr\/flange-parts-machining\/","title":{"rendered":"Usinage de pi\u00e8ces \u00e0 bride"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"13446\" class=\"elementor elementor-13446\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1a455b0 e-con-full e-flex e-con e-parent\" data-id=\"1a455b0\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3b58249 elementor-widget elementor-widget-html\" data-id=\"3b58249\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\n<!-- Paste this complete 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.wcf-flange-hero__button{width:100%}\n}\n<\/style>\n<section class=\"wcf-flange-hero\" aria-labelledby=\"wcf-flange-hero-title\">\n  <div class=\"wcf-flange-hero__card\">\n    <div class=\"wcf-flange-hero__layout\">\n      <div class=\"wcf-flange-hero__visual\">\n        <span class=\"wcf-flange-hero__accent\" aria-hidden=\"true\"><\/span>\n        <figure class=\"wcf-flange-hero__image\">\n          <img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/custom-flange-part.webp\" alt=\"Custom CNC machined flange part\" fetchpriority=\"high\">\n        <\/figure>\n      <\/div>\n      <div class=\"wcf-flange-hero__copy\">\n        <div class=\"wcf-flange-hero__eyebrow\">Custom Flange Parts<\/div>\n        <h1 id=\"wcf-flange-hero-title\">Custom Flange Parts Machining<\/h1>\n        <p class=\"wcf-flange-hero__lead\">CNC-machined flange parts for piping, valves, pumps and equipment interfaces. Share your drawing, material and inspection requirements for an engineering review.<\/p>\n        <div class=\"wcf-flange-hero__rule\" aria-hidden=\"true\"><\/div>\n        <ul class=\"wcf-flange-hero__notes\" aria-label=\"Quote preparation details\">\n          <li>Drawing review<\/li>\n          <li>Material selection<\/li>\n          <li><a href=\"https:\/\/weldomachining.com\/cnc-machining\/\">CNC Machining<\/a><\/li>\n        <\/ul>\n        <div class=\"wcf-flange-hero__actions\"><a class=\"wcf-flange-hero__button\" href=\"https:\/\/weldomachining.com\/contact-us\/\">Get a Quote<\/a><\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n<\/section>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8130200 elementor-widget elementor-widget-html\" data-id=\"8130200\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\n<!-- Paste this complete block into an Elementor HTML widget. -->\n<style>@scope 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.option-list{gap:6px!important;margin-top:8px!important}body .wcf-flange .option-list span{padding:6px 8px!important}\n@media(max-width:700px){body .wcf-flange .section{padding:12px!important}body .wcf-flange .type-card .media{height:120px!important;aspect-ratio:auto!important}body .wcf-flange .type-card h3{font-size:15px!important}body .wcf-flange .type-card p{font-size:13px!important}body .wcf-flange .option-list{margin-top:8px!important}}\n<\/style>\n<div class=\"wcf-flange\">\n<section class=\"section\" aria-labelledby=\"types-title\"><div class=\"heading\"><h2 id=\"types-title\">Flange Types and Design Options<\/h2><p class=\"lead\">Each type is shown with its typical connection role. Final selection depends on the applicable standard, pressure class, temperature and service medium.<\/p><\/div><div class=\"grid types\">\n    <article class=\"type-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/Weld-Neck-Flange.webp\" alt=\"Weld neck flange\" loading=\"lazy\"><\/figure><h3>Weld Neck<\/h3><p>Transfers load through a tapered neck. Choose for high pressure, high temperature or cyclic service.<\/p><\/article><article class=\"type-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/Slip-On-Flange.webp\" alt=\"Slip-on flange\" loading=\"lazy\"><\/figure><h3>Slip-On<\/h3><p>Slides over pipe for welded alignment. Choose for general low-to-medium pressure piping.<\/p><\/article><article class=\"type-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/blind-flange.webp\" alt=\"Blind flange\" loading=\"lazy\"><\/figure><h3>Blind<\/h3><p>Seals a pipe or equipment opening. Choose for isolation, testing or future expansion.<\/p><\/article><article class=\"type-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/Socket-Weld-Flange.webp\" alt=\"Socket weld flange\" loading=\"lazy\"><\/figure><h3>Socket Weld<\/h3><p>Seats small-bore pipe in a socket and welds in place. Choose for compact, rigid connections.<\/p><\/article><article class=\"type-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/Lap-Joint-Flange.webp\" alt=\"Lap joint flange\" loading=\"lazy\"><\/figure><h3>Lap Joint<\/h3><p>Uses a loose flange over a stub end. Choose for alignment and frequent disassembly.<\/p><\/article><article class=\"type-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/Threaded-Flange.webp\" alt=\"Threaded flange\" loading=\"lazy\"><\/figure><h3>Threaded<\/h3><p>Connects through internal threads without welding. Choose where welding is restricted and pressure is limited.<\/p><\/article><article class=\"type-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/Orifice-flange.webp\" alt=\"Orifice flange\" loading=\"lazy\"><\/figure><h3>Orifice<\/h3><p>Holds an orifice plate and pressure taps. Choose for flow-measurement assemblies.<\/p><\/article><article class=\"type-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/Integral-Flange.webp\" alt=\"Integral flange\" loading=\"lazy\"><\/figure><h3>Integral<\/h3><p>Forms a rigid flange with the pipe or equipment body. Choose for high stiffness and integrated construction.<\/p><\/article>\n  <\/div><div class=\"option-list\" style=\"margin-top:16px\"><span><strong>Connection fit<\/strong><br>OD, thickness, bore and internal steps<\/span><span><strong>Fastener layout<\/strong><br>Bolt circle, hole size and orientation<\/span><span><strong>Sealing features<\/strong><br>RF, FF, RTJ and special grooves<\/span><span><strong>Machining details<\/strong><br>Threads, chamfers and counterbores<\/span><\/div><\/section>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fec6e5a elementor-widget elementor-widget-html\" data-id=\"fec6e5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\n<!-- Paste this complete block into an Elementor HTML widget. -->\n<style>@scope 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.material-subtabs-arrow:hover{background:#dceff0}\n@media(max-width:700px){body .wcf-flange .material-subtabs-row{grid-template-columns:30px minmax(0,1fr) 30px!important;gap:5px!important}body .wcf-flange .material-subtabs-arrow{display:grid!important;place-items:center!important;width:30px!important;height:30px!important;margin:0!important;padding:0!important;font-size:17px!important;line-height:1!important;visibility:visible!important;opacity:1!important}body .wcf-flange .material-subtabs-row .material-subtabs{overflow-x:auto!important;flex-wrap:nowrap!important;margin-bottom:0!important}}\n<\/style>\n<style>\n\/* Typography is scoped to this widget and cannot affect the site header or footer. *\/\n.wcf-flange h2{font-size:clamp(30px,2.6vw,35px)!important;line-height:1.15!important}\n.wcf-flange h3{font-size:18px!important;line-height:1.3!important}\n.wcf-flange p,.wcf-flange li,.wcf-flange dt,.wcf-flange dd,.wcf-flange figcaption,.wcf-flange .lead,.wcf-flange .source,.wcf-flange .eyebrow,.wcf-flange .button,.wcf-flange .material-tab,.wcf-flange .material-subtab,.wcf-flange .face-card,.wcf-flange .tag,.wcf-flange .option-list span,.wcf-flange .application,.wcf-flange .other-processes span,.wcf-flange .check,.wcf-flange .number{font-size:14px!important}\n@media(max-width:700px){.wcf-flange h2{font-size:30px!important}.wcf-flange h3{font-size:17px!important}}\n<\/style>\n<div class=\"wcf-flange\">\n<section class=\"section\" aria-labelledby=\"materials-title\"><div class=\"heading\"><h2 id=\"materials-title\">Common Flange Materials and Sealing Faces<\/h2><p class=\"lead\">Choose a material family, then confirm the grade, pressure class, temperature and sealing face against the drawing and service medium.<\/p><\/div><div class=\"material-tabs\" role=\"tablist\" aria-label=\"Flange material families\"><button class=\"material-tab\" type=\"button\" role=\"tab\" aria-selected=\"true\" aria-controls=\"metal-panel\" id=\"metal-tab\">Metals<\/button><button class=\"material-tab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-panel\" id=\"plastic-tab\">Engineering Plastics<\/button><\/div>\n    <div class=\"material-panel is-active\" data-family-panel=\"true\" id=\"metal-panel\" role=\"tabpanel\" aria-labelledby=\"metal-tab\" aria-hidden=\"false\"><div class=\"material-subtabs\" role=\"tablist\" aria-label=\"Metal flange materials\"><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"true\" aria-controls=\"metal-aluminum\" id=\"metal-aluminum-tab\">Aluminum<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"metal-stainless-steel\" id=\"metal-stainless-steel-tab\">Stainless Steel<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"metal-copper\" id=\"metal-copper-tab\">Copper<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"metal-brass\" id=\"metal-brass-tab\">Brass<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"metal-bronze\" id=\"metal-bronze-tab\">Bronze<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"metal-carbon-steel\" id=\"metal-carbon-steel-tab\">Carbon Steel<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"metal-titanium\" id=\"metal-titanium-tab\">Titanium<\/button><\/div><div class=\"material-subpanels\"><div class=\"material-subpanel is-active\" id=\"metal-aluminum\" role=\"tabpanel\" aria-labelledby=\"metal-aluminum-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/aluminum-material-flange.webp\" alt=\"Aluminum material flange\" loading=\"lazy\"><\/figure><h3>Aluminum<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>6061-T6, 6082-T6, 7075-T6<\/dd><\/div><div><dt>Key properties<\/dt><dd>Lightweight, easy to machine and resistant to atmospheric corrosion.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; typically ambient to moderate temperature.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF; use compatible soft or coated gaskets to avoid damage.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Lightweight equipment, ventilation and general industrial piping.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"metal-stainless-steel\" role=\"tabpanel\" aria-labelledby=\"metal-stainless-steel-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/stainless-steel-material-flange.webp\" alt=\"Stainless steel material flange\" loading=\"lazy\"><\/figure><h3>Stainless Steel<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>304, 304L, 316, 316L, 321<\/dd><\/div><div><dt>Key properties<\/dt><dd>High strength, cleanability and broad corrosion resistance.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Medium to high pressure; ambient to elevated temperature by grade.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF, RF and RTJ; finish must match the gasket and service standard.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Chemical, medical, food, pharmaceutical and wet service.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"metal-copper\" role=\"tabpanel\" aria-labelledby=\"metal-copper-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/copper-material-flange.webp\" alt=\"Copper material flange\" loading=\"lazy\"><\/figure><h3>Copper<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>C101, C110, C122<\/dd><\/div><div><dt>Key properties<\/dt><dd>Excellent thermal and electrical conductivity with good machinability.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; best for low to moderate temperatures.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF; use gasket materials compatible with copper and the medium.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Cooling loops, heat exchangers, electrical and temperature-control systems.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"metal-brass\" role=\"tabpanel\" aria-labelledby=\"metal-brass-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/brass-material-flange.webp\" alt=\"Brass material flange\" loading=\"lazy\"><\/figure><h3>Brass<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>C360, C464, C693<\/dd><\/div><div><dt>Key properties<\/dt><dd>Free-cutting, wear-resistant and dimensionally stable.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; ambient to moderate temperature service.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF; confirm galvanic compatibility with mating parts.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Water, instruments, valves and non-aggressive fluid systems.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"metal-bronze\" role=\"tabpanel\" aria-labelledby=\"metal-bronze-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/bronze-material-flange.webp\" alt=\"Bronze material flange\" loading=\"lazy\"><\/figure><h3>Bronze<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>C932, C954, C958<\/dd><\/div><div><dt>Key properties<\/dt><dd>Good wear, sliding and seawater resistance.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; ambient to moderate temperature service.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF, RF and RTJ when the grade and gasket are correctly matched.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Marine equipment, pumps, valves and water-bearing systems.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"metal-carbon-steel\" role=\"tabpanel\" aria-labelledby=\"metal-carbon-steel-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/carbon-steel-material-flange.webp\" alt=\"Carbon steel material flange\" loading=\"lazy\"><\/figure><h3>Carbon Steel<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>A105, A350 LF2, C20, Q235<\/dd><\/div><div><dt>Key properties<\/dt><dd>High load capacity, broad availability and cost efficiency.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to high pressure; temperature range depends on grade and standard.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF, RF and RTJ; select gasket and coating for corrosion control.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Industrial piping, power equipment and general structural connections.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"metal-titanium\" role=\"tabpanel\" aria-labelledby=\"metal-titanium-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/titanium-material-flange.webp\" alt=\"Titanium material flange\" loading=\"lazy\"><\/figure><h3>Titanium<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>Grade 2, Grade 5 (Ti-6Al-4V)<\/dd><\/div><div><dt>Key properties<\/dt><dd>High strength-to-weight ratio and strong chloride resistance.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Medium to high pressure; ambient to elevated temperature by grade.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF, RF and RTJ; protect the finish and prevent galling during assembly.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Aerospace, marine, chemical and high-corrosion systems.<\/dd><\/div><\/dl><\/article><\/div><\/div><\/div><div class=\"material-panel\" data-family-panel=\"true\" id=\"plastic-panel\" role=\"tabpanel\" aria-labelledby=\"plastic-tab\" aria-hidden=\"true\"><div class=\"material-subtabs\" role=\"tablist\" aria-label=\"Engineering plastic flange materials\"><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"true\" aria-controls=\"plastic-abs\" id=\"plastic-abs-tab\">ABS<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-pvc\" id=\"plastic-pvc-tab\">PVC<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-pom-delrin\" id=\"plastic-pom-delrin-tab\">POM \/ Delrin<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-ptfe\" id=\"plastic-ptfe-tab\">PTFE<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-hdpe\" id=\"plastic-hdpe-tab\">HDPE<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-pp\" id=\"plastic-pp-tab\">PP<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-peek\" id=\"plastic-peek-tab\">PEEK<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-nylon-pa\" id=\"plastic-nylon-pa-tab\">Nylon \/ PA<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-pc\" id=\"plastic-pc-tab\">PC<\/button><button class=\"material-subtab\" type=\"button\" role=\"tab\" aria-selected=\"false\" aria-controls=\"plastic-pmma\" id=\"plastic-pmma-tab\">PMMA<\/button><\/div><div class=\"material-subpanels\"><div class=\"material-subpanel is-active\" id=\"plastic-abs\" role=\"tabpanel\" aria-labelledby=\"plastic-abs-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/abs-material-flange.webp\" alt=\"ABS material flange\" loading=\"lazy\"><\/figure><h3>ABS<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>ABS, flame-retardant ABS<\/dd><\/div><div><dt>Key properties<\/dt><dd>Lightweight, impact-resistant and economical.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low pressure and near-ambient temperature service.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF with soft gaskets; avoid over-tightening.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Non-aggressive media, covers and light-duty piping.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-pvc\" role=\"tabpanel\" aria-labelledby=\"plastic-pvc-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/pvc-material-flange.webp\" alt=\"PVC material flange\" loading=\"lazy\"><\/figure><h3>PVC<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>PVC-U, PVC-C<\/dd><\/div><div><dt>Key properties<\/dt><dd>Low weight with good acid, alkali and moisture resistance.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; PVC-C supports higher temperatures than PVC-U.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF with elastomeric gaskets and controlled bolt load.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Water treatment, drainage and ambient chemical piping.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-pom-delrin\" role=\"tabpanel\" aria-labelledby=\"plastic-pom-delrin-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/pom-material-flange.webp\" alt=\"POM material flange\" loading=\"lazy\"><\/figure><h3>POM \/ Delrin<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>POM-C, POM-H<\/dd><\/div><div><dt>Key properties<\/dt><dd>Low friction, good wear resistance and dimensional stability.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low pressure; best at ambient or moderate temperatures.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF with soft gaskets; keep contact stress even.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Low-friction connections and frequent-disassembly assemblies.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-ptfe\" role=\"tabpanel\" aria-labelledby=\"plastic-ptfe-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/ptfe-material-flange.webp\" alt=\"PTFE material flange\" loading=\"lazy\"><\/figure><h3>PTFE<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>Virgin PTFE, glass-filled PTFE, filled PTFE<\/dd><\/div><div><dt>Key properties<\/dt><dd>Exceptional chemical resistance and very low friction.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; broad chemical-service temperature range.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF, RF and lined faces with soft or PTFE-based gaskets.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Strong chemicals, process piping and special lining structures.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-hdpe\" role=\"tabpanel\" aria-labelledby=\"plastic-hdpe-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/HDPE-material-flange.webp\" alt=\"HDPE material flange\" loading=\"lazy\"><\/figure><h3>HDPE<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>HDPE, PE100<\/dd><\/div><div><dt>Key properties<\/dt><dd>Tough, moisture-resistant and resistant to many chemicals.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; ambient to moderate temperature.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF with elastomeric gaskets; allow for creep and expansion.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Water treatment, chemical transfer and outdoor service.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-pp\" role=\"tabpanel\" aria-labelledby=\"plastic-pp-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/PP-material-flange.webp\" alt=\"PP material flange\" loading=\"lazy\"><\/figure><h3>PP<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>PP-H, PP-R, PP-C<\/dd><\/div><div><dt>Key properties<\/dt><dd>Low density with strong resistance to water and chemicals.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; ambient to moderate temperature by grade.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF with soft gaskets and controlled compression.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Chemical lines, liquid transfer and humid service.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-peek\" role=\"tabpanel\" aria-labelledby=\"plastic-peek-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/PEEK-material-flange.webp\" alt=\"PEEK material flange\" loading=\"lazy\"><\/figure><h3>PEEK<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>PEEK, glass-filled PEEK, carbon-filled PEEK<\/dd><\/div><div><dt>Key properties<\/dt><dd>High mechanical strength, chemical resistance and heat capability.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low to medium pressure; elevated temperature by grade and design.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF, RF and special lined faces with compatible high-performance gaskets.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Semiconductor, medical, aerospace and demanding industrial systems.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-nylon-pa\" role=\"tabpanel\" aria-labelledby=\"plastic-nylon-pa-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/nylon-material-flange.webp\" alt=\"Nylon material flange\" loading=\"lazy\"><\/figure><h3>Nylon \/ PA<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>PA6, PA66, reinforced nylon<\/dd><\/div><div><dt>Key properties<\/dt><dd>Lightweight, wear-resistant and impact-tolerant.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low pressure; ambient to moderate temperature with moisture allowance.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF with soft gaskets; account for moisture-related expansion.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Lightweight, low-pressure and general wear applications.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-pc\" role=\"tabpanel\" aria-labelledby=\"plastic-pc-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/PC-material-flange.webp\" alt=\"Polycarbonate material flange\" loading=\"lazy\"><\/figure><h3>PC<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>PC, flame-retardant PC, transparent PC<\/dd><\/div><div><dt>Key properties<\/dt><dd>High impact strength, dimensional stability and transparency options.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low pressure; ambient to moderate temperature service.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF with soft gaskets and low, even bolt load.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Inspection windows, transparent covers and lightweight structures.<\/dd><\/div><\/dl><\/article><\/div><div class=\"material-subpanel\" id=\"plastic-pmma\" role=\"tabpanel\" aria-labelledby=\"plastic-pmma-tab\"><article class=\"material-card\"><figure class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/pmma-material-flange.webp\" alt=\"PMMA material flange\" loading=\"lazy\"><\/figure><h3>PMMA<\/h3><dl class=\"material-facts\"><div><dt>Common grades<\/dt><dd>Cast PMMA, extruded PMMA<\/dd><\/div><div><dt>Key properties<\/dt><dd>High optical clarity, weatherability and clean appearance.<\/dd><\/div><div><dt>Pressure \/ temperature<\/dt><dd>Low pressure and near-ambient temperature service.<\/dd><\/div><div><dt>Sealing faces<\/dt><dd>FF and RF with soft, non-abrasive gaskets.<\/dd><\/div><div><dt>Typical environment<\/dt><dd>Viewing windows and non-high-pressure transparent connections.<\/dd><\/div><\/dl><\/article><\/div><\/div><\/div><div class=\"faces\"><div class=\"face-card\">FF \u00b7 Flat Face<\/div><div class=\"face-card\">RF \u00b7 Raised Face<\/div><div class=\"face-card\">RTJ \u00b7 Ring Type Joint<\/div><div class=\"face-card\">Male \/ Female<\/div><div class=\"face-card\">Tongue &amp; Groove<\/div><\/div><p class=\"source\">Pressure and temperature suitability depend on grade, size, wall thickness, bolts, gasket and governing standard. 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.material-subtab,.wcf-flange .face-card,.wcf-flange .tag,.wcf-flange .option-list span,.wcf-flange .application,.wcf-flange .other-processes span,.wcf-flange .check,.wcf-flange .number{font-size:14px!important}\n@media(max-width:700px){.wcf-flange h2{font-size:30px!important}.wcf-flange h3{font-size:17px!important}}\n<\/style>\n<div class=\"wcf-flange\">\n<section class=\"section\" aria-labelledby=\"process-title\"><div class=\"heading\"><h2 id=\"process-title\">6-Step CNC Flange Part Machining Process<\/h2><p class=\"lead\">The route is planned from the drawing, material, critical faces and inspection requirements. Production images can be added later.<\/p><\/div><div class=\"process\"><div class=\"step\"><div class=\"number\">1<\/div><h3>Review &amp; Program<\/h3><p>Check standards, datums and generate the CNC toolpath.<\/p><\/div><div class=\"step\"><div class=\"number\">2<\/div><h3>Material &amp; Heat Treat<\/h3><p>Verify grade, stock condition and specified heat treatment.<\/p><\/div><div class=\"step\"><div class=\"number\">3<\/div><h3>Turn &amp; Mill<\/h3><p>Machine OD, bore, steps and sealing faces.<\/p><\/div><div class=\"step\"><div class=\"number\">4<\/div><h3>Drill &amp; Groove<\/h3><p>Produce bolt holes, threads, taps and RTJ grooves.<\/p><\/div><div class=\"step\"><div class=\"number\">5<\/div><h3>Finish &amp; Deburr<\/h3><p>Apply surface treatment, clean and protect critical faces.<\/p><\/div><div class=\"step\"><div class=\"number\">6<\/div><h3>Inspect &amp; Document<\/h3><p>Verify dimensions, finish and records before shipment.<\/p><\/div><\/div><div class=\"process-gallery\" aria-label=\"Flange production images\"><figure><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/07\/Weldo-Programming-team.webp\" alt=\"CNC programming team\" loading=\"lazy\"><\/div><figcaption>CNC programming<\/figcaption><\/figure><figure><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/09\/Check-the-workpiece-processing-status.webp\" alt=\"Checking workpiece processing status\" loading=\"lazy\"><\/div><figcaption>Process monitoring<\/figcaption><\/figure><figure><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/11\/cnc-mill.webp\" alt=\"Conventional milling process\" loading=\"lazy\"><\/div><figcaption>Conventional Milling<\/figcaption><\/figure><figure><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/09\/turn-mill-compound.webp\" alt=\"Turn-mill compound machining center\" loading=\"lazy\"><\/div><figcaption>Turn-mill machining<\/figcaption><\/figure><figure><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/09\/EDM.webp\" alt=\"Electrical discharge machining\" loading=\"lazy\"><\/div><figcaption>EDM machining<\/figcaption><\/figure><figure><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/07\/Remove-burrs-close-view.webp\" alt=\"Close view of burr removal\" loading=\"lazy\"><\/div><figcaption>Deburring<\/figcaption><\/figure><\/div><\/section>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f2633e elementor-widget elementor-widget-html\" data-id=\"5f2633e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\n<!-- Paste this complete block into an Elementor HTML widget. -->\n<style>@scope 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#a9cbe0;border-radius:999px;background:#fff;color:var(--blue-dark);font-size:14px;font-weight:750}\n@media(max-width:1100px){.grid.types{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.materials{grid-template-columns:repeat(3,minmax(0,1fr))}.process{grid-template-columns:repeat(3,minmax(0,1fr))}.hero,.split,.quality{grid-template-columns:1fr}.hero-copy,.hero>.media{grid-column:1;grid-row:auto}.inspection-gallery{grid-template-columns:repeat(4,minmax(0,1fr))}}\n@media(max-width:700px){.page{width:calc(100% - 24px);margin:12px auto 32px}.section{padding:18px;margin-bottom:12px}.hero{gap:18px}.grid.types,.grid.materials,.faces,.process,.apps,.option-list,.check-list{grid-template-columns:repeat(2,minmax(0,1fr))}.inspection-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-copy{padding:0}.lead{font-size:14px}.buttons .button{flex:1 1 100%}}\n@media(max-width:700px){.capability-grid,.capability-data{grid-template-columns:1fr}.material-subpanel .material-card{grid-template-columns:1fr}.material-subpanel .material-card .media{grid-column:1;grid-row:auto;max-width:320px}.material-subpanel .material-card>h3,.material-subpanel .material-card>.material-facts{grid-column:1}.material-subpanel .material-facts{grid-template-columns:1fr}}\n@media(max-width:420px){.grid.types,.grid.materials,.faces,.process,.apps,.option-list,.check-list{grid-template-columns:1fr}}\n}<\/style>\n<style>\n\/* Typography is scoped to this widget and cannot affect the site header or footer. *\/\n.wcf-flange h2{font-size:clamp(30px,2.6vw,35px)!important;line-height:1.15!important}\n.wcf-flange h3{font-size:18px!important;line-height:1.3!important}\n.wcf-flange p,.wcf-flange li,.wcf-flange dt,.wcf-flange dd,.wcf-flange figcaption,.wcf-flange .lead,.wcf-flange .source,.wcf-flange .eyebrow,.wcf-flange .button,.wcf-flange .material-tab,.wcf-flange .material-subtab,.wcf-flange .face-card,.wcf-flange .tag,.wcf-flange .option-list span,.wcf-flange .application,.wcf-flange .other-processes span,.wcf-flange .check,.wcf-flange .number{font-size:14px!important}\n@media(max-width:700px){.wcf-flange h2{font-size:30px!important}.wcf-flange h3{font-size:17px!important}}\n<\/style>\n<div class=\"wcf-flange\">\n<section class=\"section\" aria-labelledby=\"quality-title\"><div class=\"heading quality-head\"><h2 id=\"quality-title\">Flange Inspection and Documentation<\/h2><p class=\"lead\">Inspection records are prepared against the drawing when dimensional, material or traceability documentation is required.<\/p><\/div><div class=\"inspection-gallery\" aria-label=\"Flange quality inspection images\"><figure class=\"inspection-card\"><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/07\/CMM-testing-1.webp\" alt=\"CMM dimensional inspection\" loading=\"lazy\"><\/div><figcaption>CMM inspection<\/figcaption><\/figure><figure class=\"inspection-card\"><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/05\/size-testing.webp\" alt=\"Dimensional size testing\" loading=\"lazy\"><\/div><figcaption>Dimensional testing<\/figcaption><\/figure><figure class=\"inspection-card\"><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/07\/Projector-testing-center.webp\" alt=\"Optical projector inspection\" loading=\"lazy\"><\/div><figcaption>Optical inspection<\/figcaption><\/figure><figure class=\"inspection-card\"><div class=\"media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/12\/Hardness-testing-instrument-e1785918840270.webp\" alt=\"Hardness testing instrument\" loading=\"lazy\"><\/div><figcaption>Hardness testing<\/figcaption><\/figure><\/div><div class=\"check-list\" style=\"margin-top:14px\"><div class=\"check\"><strong>Critical dimensions<\/strong><p>OD, bore, thickness, bolt circle and hole position.<\/p><\/div><div class=\"check\"><strong>Sealing faces<\/strong><p>Flatness, finish and groove condition are checked.<\/p><\/div><div class=\"check\"><strong>Material records<\/strong><p>Grade, heat treatment and traceability documents when specified.<\/p><\/div><div class=\"check\"><strong>Release records<\/strong><p>Inspection reports and test records can ship with the parts.<\/p><\/div><\/div><\/section>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c684d1 elementor-widget elementor-widget-html\" data-id=\"6c684d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\n<!-- Paste this complete block into an Elementor HTML widget. -->\n<style>\n.wcf-flange-cases,.wcf-flange-cases *{box-sizing:border-box}\n.wcf-flange-cases{\n  width:100%;\n  max-width:1600px;\n  margin:0 auto;\n  color:#2e3e46;\n  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;\n}\n.wcf-flange-cases__section{\n  position:relative;\n  overflow:hidden;\n  padding:20px;\n  border:1px solid #d8e8ee;\n  border-radius:18px;\n  background:#fff;\n  box-shadow:0 8px 24px rgba(57,105,132,.08);\n}\n.wcf-flange-cases__section:before{\n  content:\"\";\n  position:absolute;\n  inset:0 auto auto 0;\n  width:100%;\n  height:4px;\n  background:linear-gradient(90deg,#4f97cf,#50ad9e,transparent 75%);\n}\n.wcf-flange-cases__head{\n  position:relative;\n  z-index:1;\n  max-width:900px;\n  margin:0 0 16px;\n  padding-left:14px;\n}\n.wcf-flange-cases__head:before{\n  content:\"\";\n  position:absolute;\n  left:0;\n  top:3px;\n  width:4px;\n  height:calc(100% - 6px);\n  min-height:28px;\n  border-radius:999px;\n  background:linear-gradient(180deg,#4f97cf,#50ad9e);\n}\n.wcf-flange-cases__eyebrow{\n  margin:0 0 7px;\n  color:#2e6e9b;\n  font-size:14px;\n  font-weight:800;\n  letter-spacing:.1em;\n  text-transform:uppercase;\n}\n.wcf-flange-cases h2{\n  margin:0;\n  font-size:clamp(25px,2.4vw,30px);\n  line-height:1.2;\n}\n.wcf-flange-cases__intro{\n  margin:8px 0 0;\n  color:#667982;\n  font-size:16px;\n  line-height:1.55;\n}\n.wcf-flange-cases__viewport{\n  position:relative;\n  overflow:hidden;\n  padding:2px 0 8px;\n}\n.wcf-flange-cases__track{\n  display:flex;\n  gap:12px;\n  overflow-x:auto;\n  margin:0;\n  padding:0 2px 6px;\n  scroll-behavior:smooth;\n  scroll-snap-type:x mandatory;\n  scrollbar-color:#a9cbd5 transparent;\n  scrollbar-width:thin;\n}\n.wcf-flange-cases__card{\n  flex:0 0 clamp(220px,24vw,290px);\n  overflow:hidden;\n  scroll-snap-align:start;\n  border:1px solid #d8e8ee;\n  border-radius:13px;\n  background:#f7fbfc;\n}\n.wcf-flange-cases__media{\n  aspect-ratio:4\/3;\n  overflow:hidden;\n  background:#fff;\n}\n.wcf-flange-cases__media img{\n  display:block;\n  width:100%;\n  height:100%;\n  object-fit:contain;\n  transition:transform .25s ease;\n}\n.wcf-flange-cases__card:hover img{transform:scale(1.03)}\n.wcf-flange-cases__body{padding:10px 11px 12px}\n.wcf-flange-cases__body h3{\n  margin:0;\n  color:#304c55;\n  font-size:17px;\n  line-height:1.3;\n}\n.wcf-flange-cases__body p{\n  margin:4px 0 0;\n  color:#6d7d80;\n  font-size:14px;\n  line-height:1.4;\n}\n.wcf-flange-cases__controls{\n  display:flex;\n  justify-content:flex-end;\n  gap:7px;\n  margin-top:8px;\n}\n.wcf-flange-cases__button{\n  display:grid;\n  place-items:center;\n  width:34px;\n  height:34px;\n  border:1px solid #c9dedf;\n  border-radius:50%;\n  color:#47786f;\n  background:#f7fbfa;\n  font-size:20px;\n  line-height:1;\n  cursor:pointer;\n}\n.wcf-flange-cases__button:hover{color:#315d57;background:#e7f3ef}\n@media(max-width:700px){\n  .wcf-flange-cases__section{padding:18px}\n  .wcf-flange-cases__intro{font-size:14px}\n  .wcf-flange-cases__card{flex-basis:74vw}\n}\n<\/style>\n<style>\n\/* Typography is scoped to this widget and cannot affect the site header or footer. *\/\n.wcf-flange-cases h2{font-size:clamp(30px,2.6vw,35px)!important;line-height:1.15!important}\n.wcf-flange-cases h3{font-size:18px!important;line-height:1.3!important}\n.wcf-flange-cases p,.wcf-flange-cases figcaption,.wcf-flange-cases .wcf-flange-cases__intro,.wcf-flange-cases .wcf-flange-cases__eyebrow{font-size:14px!important}\n@media(max-width:700px){.wcf-flange-cases h2{font-size:30px!important}.wcf-flange-cases h3{font-size:17px!important}}\n<\/style>\n<section class=\"wcf-flange-cases\" aria-labelledby=\"wcf-flange-cases-title\">\n  <div class=\"wcf-flange-cases__section\">\n    <header class=\"wcf-flange-cases__head\">\n      <div class=\"wcf-flange-cases__eyebrow\">Selected Flange Work<\/div>\n      <h2 id=\"wcf-flange-cases-title\">CNC-Machined Flange Case Studies<\/h2>\n      <p class=\"wcf-flange-cases__intro\">A selection of flange components produced in copper, brass, stainless steel, aluminum and PEEK, with material-specific machining and finishing.<\/p>\n    <\/header>\n    <div class=\"wcf-flange-cases__viewport\">\n      <div class=\"wcf-flange-cases__track\" data-flange-cases-track tabindex=\"0\" aria-label=\"Flange case studies carousel\">\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/07\/Red-Copper-flange.webp\" alt=\"Red copper machined flange\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>Red Copper Flange<\/h3><p>Copper flange for thermal and electrical assemblies.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/06\/Brass-Flanged-Threaded-Bushing.webp\" alt=\"Brass flanged threaded bushing\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>Brass Flanged Bushing<\/h3><p>Threaded brass interface for instruments and fluid connections.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/06\/316L-Stainless-Steel-CNC-Flange-Sleeve.webp\" alt=\"316L stainless steel CNC flange sleeve\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>316L Flange Sleeve<\/h3><p>Corrosion-resistant stainless component for process interfaces.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/06\/316-stainless-steel-machined-flange-plates.webp\" alt=\"316 stainless steel machined flange plates\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>316 Flange Plates<\/h3><p>Machined plates for chemical, water and equipment connections.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/04\/3.1325-aluminum-Flanged-Bushing-2-1.webp\" alt=\"3.1325 aluminum flanged bushing\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>3.1325 Aluminum Bushing<\/h3><p>Lightweight flanged bushing for equipment and motion assemblies.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/6082-t6-aluminum-part-flange-with-hard-anodize.webp\" alt=\"6082-T6 aluminum flange with hard anodize\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>6082-T6 Hard-Anodized Flange<\/h3><p>Wear-resistant aluminum flange for lightweight housings.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/01\/316-stainless-steel-2.webp\" alt=\"316 stainless steel machined flange component\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>316 Stainless Component<\/h3><p>Stainless flange component for wet and corrosive environments.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/12\/peek-cnc-machining-parts-1.webp\" alt=\"PEEK CNC machined flange component\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>PEEK Flange Component<\/h3><p>High-performance polymer part for chemical and thermal service.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/12\/6061\u94dd-7.webp\" alt=\"6061 aluminum machined flange\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>6061 Aluminum Flange<\/h3><p>General-purpose aluminum flange for lightweight assemblies.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/11\/\u5fae\u4fe1\u56fe\u7247_202510131352311-1.webp\" alt=\"Custom machined flange component\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>Custom Flange Component<\/h3><p>Drawing-based part with controlled bores and bolt features.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/11\/\u5fae\u4fe1\u56fe\u7247_20251030112405.webp\" alt=\"Precision flange machined component\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>Precision Flange Part<\/h3><p>Machined interface prepared for fit-up and inspection.<\/p><\/div><\/article>\n        <article class=\"wcf-flange-cases__card\"><div class=\"wcf-flange-cases__media\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2025\/11\/\u5fae\u4fe1\u56fe\u7247_20251010162345.webp\" alt=\"Custom flange part for equipment\" loading=\"lazy\"><\/div><div class=\"wcf-flange-cases__body\"><h3>Equipment Flange Part<\/h3><p>Custom interface component for equipment integration.<\/p><\/div><\/article>\n      <\/div>\n    <\/div>\n    <div class=\"wcf-flange-cases__controls\" aria-label=\"Carousel controls\"><button class=\"wcf-flange-cases__button\" type=\"button\" data-flange-prev aria-label=\"Previous case\">\u2039<\/button><button class=\"wcf-flange-cases__button\" type=\"button\" data-flange-next aria-label=\"Next case\">\u203a<\/button><\/div>\n  <\/div>\n<\/section>\n<script>\n(function(){\n  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.material-card{grid-template-columns:1fr}.material-subpanel .material-card .media{grid-column:1;grid-row:auto;max-width:320px}.material-subpanel .material-card>h3,.material-subpanel .material-card>.material-facts{grid-column:1}.material-subpanel .material-facts{grid-template-columns:1fr}}\n@media(max-width:420px){.grid.types,.grid.materials,.faces,.process,.apps,.option-list,.check-list{grid-template-columns:1fr}}\n}<\/style>\n<style>\n\/* Typography is scoped to this widget and cannot affect the site header or footer. *\/\n.wcf-flange h2{font-size:clamp(30px,2.6vw,35px)!important;line-height:1.15!important}\n.wcf-flange h3{font-size:18px!important;line-height:1.3!important}\n.wcf-flange p,.wcf-flange li,.wcf-flange dt,.wcf-flange dd,.wcf-flange figcaption,.wcf-flange .lead,.wcf-flange .source,.wcf-flange .eyebrow,.wcf-flange .button,.wcf-flange .material-tab,.wcf-flange .material-subtab,.wcf-flange .face-card,.wcf-flange .tag,.wcf-flange .option-list span,.wcf-flange .application,.wcf-flange .other-processes span,.wcf-flange .check,.wcf-flange .number{font-size:14px!important}\n@media(max-width:700px){.wcf-flange h2{font-size:30px!important}.wcf-flange h3{font-size:17px!important}}\n<\/style>\n<div class=\"wcf-flange\">\n<section class=\"section\" aria-labelledby=\"capability-title\"><div class=\"heading\"><h2 id=\"capability-title\">Flange Manufacturing Capabilities<\/h2><p class=\"lead\">Our CNC machining route is reviewed from material, geometry, tolerance and sealing requirements. The ranges below are typical starting points, not fixed limits.<\/p><\/div><div class=\"capability-grid\"><article class=\"capability-card\"><h3>Metal Flanges<\/h3><dl class=\"capability-data\"><div><dt>Typical tolerance<\/dt><dd>\u00b10.02 mm; tighter features reviewed to drawing<\/dd><\/div><div><dt>Diameter range<\/dt><dd>Approx. 10\u20131,000 mm<\/dd><\/div><div><dt>Minimum wall<\/dt><dd>Approx. 1.0 mm, subject to alloy and rigidity<\/dd><\/div><div><dt>Feature size<\/dt><dd>Smallest practical bore or hole about 2 mm<\/dd><\/div><div><dt>Surface \/ finish<\/dt><dd>Machined, anodized, plated, coated or passivated<\/dd><\/div><div><dt>Dispatch<\/dt><dd>Typical samples in 1\u20137 days after drawing approval<\/dd><\/div><\/dl><\/article><article class=\"capability-card\"><h3>Plastic Flanges<\/h3><dl class=\"capability-data\"><div><dt>Typical tolerance<\/dt><dd>\u00b10.05 mm; account for material shrinkage and creep<\/dd><\/div><div><dt>Diameter range<\/dt><dd>Approx. 10\u2013600 mm<\/dd><\/div><div><dt>Minimum wall<\/dt><dd>Approx. 1.5 mm, subject to polymer and geometry<\/dd><\/div><div><dt>Feature size<\/dt><dd>Smallest practical bore or hole about 2\u20133 mm<\/dd><\/div><div><dt>Surface \/ finish<\/dt><dd>Machined, deburred, polished or chemically compatible finished<\/dd><\/div><div><dt>Dispatch<\/dt><dd>Typical samples in 1\u20137 days after drawing approval<\/dd><\/div><\/dl><\/article><\/div><div class=\"other-processes\" aria-label=\"Additional manufacturing processes\"><span>Injection Molding<\/span><span>Sheet Metal Stamping<\/span><span>3D Printing<\/span><span>Overmolding<\/span><\/div><p class=\"source\">Final size, tolerance, wall thickness, material and lead time are confirmed after drawing review.<\/p><\/section>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aaacae4 elementor-widget elementor-widget-html\" data-id=\"aaacae4\" data-element_type=\"widget\" data-e-type=\"widget\" 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var(--line);border-radius:14px}.wcf-flange-cta__copy{min-width:0}.wcf-flange-cta__copy .heading{margin-bottom:12px}.wcf-flange-cta__image{width:100%;max-width:520px;justify-self:start;margin:0;overflow:hidden;aspect-ratio:4\/3;border:1px solid var(--line);border-radius:11px;background:#fff;box-shadow:0 8px 18px rgba(57,105,132,.08)}.wcf-flange-cta__image img{display:block;width:100%;height:100%;object-fit:cover}.wcf-flange-cta__copy .apps{margin:8px 0 10px}.wcf-flange-cta__copy .quote-list{padding:8px 14px}.wcf-flange-cta__copy .buttons{margin-top:10px}@media(max-width:900px){.wcf-flange-cta__layout{grid-template-columns:1fr;gap:14px}.wcf-flange-cta__image{width:100%;max-width:none;justify-self:stretch;aspect-ratio:16\/9}}\n}<\/style>\n<style>\n\/* Typography is scoped to this widget and cannot affect the site header or footer. *\/\n.wcf-flange h2{font-size:clamp(30px,2.6vw,35px)!important;line-height:1.15!important}\n.wcf-flange h3{font-size:18px!important;line-height:1.3!important}\n.wcf-flange p,.wcf-flange li,.wcf-flange dt,.wcf-flange dd,.wcf-flange figcaption,.wcf-flange .lead,.wcf-flange .source,.wcf-flange .eyebrow,.wcf-flange .button,.wcf-flange .material-tab,.wcf-flange .material-subtab,.wcf-flange .face-card,.wcf-flange .tag,.wcf-flange .option-list span,.wcf-flange .application,.wcf-flange .other-processes span,.wcf-flange .check,.wcf-flange .number{font-size:14px!important}\n@media(max-width:700px){.wcf-flange h2{font-size:30px!important}.wcf-flange h3{font-size:17px!important}}\n<\/style>\n<div class=\"wcf-flange\">\n<section class=\"section wcf-flange-cta\" aria-labelledby=\"cta-title\"><div class=\"wcf-flange-cta__layout\"><figure class=\"wcf-flange-cta__image\"><img decoding=\"async\" src=\"https:\/\/weldomachining.com\/wp-content\/uploads\/2026\/08\/application-of-flange-part.webp\" alt=\"Application of a custom flange part\" loading=\"lazy\"><\/figure><div class=\"wcf-flange-cta__copy\"><div class=\"heading\"><h2 id=\"cta-title\">Custom Flange Parts for Your Application<\/h2><p class=\"lead\">Share your drawing and key requirements for a practical manufacturing review.<\/p><\/div><div class=\"apps\"><div class=\"application\">Oil &amp; Gas<\/div><div class=\"application\">Chemical Processing<\/div><div class=\"application\">Water Treatment<\/div><div class=\"application\">Power Generation<\/div><div class=\"application\">Marine Equipment<\/div><div class=\"application\">Industrial Machinery<\/div><\/div><ul class=\"quote-list\"><li>2D drawing or 3D CAD file<\/li><li>Material and material condition<\/li><li>Flange standard and pressure class<\/li><li>Sealing face, quantity and inspection requirements<\/li><\/ul><div class=\"buttons\"><a class=\"button\" href=\"https:\/\/weldomachining.com\/contact-us\/\" aria-label=\"Consult for a quote\">Consult for a Quote<\/a><\/div><\/div><\/div><\/section>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c18ddd elementor-widget elementor-widget-html\" data-id=\"0c18ddd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t\n<!-- Paste this complete block into an Elementor HTML widget. -->\n<style>@scope (.wcf-flange){\n:scope{--ink:#2e3e46;--muted:#667982;--line:#d8e8ee;--bg:#f3f8fb;--card:#fff;--soft:#f7fbfc;--blue:#4f97cf;--blue-dark:#2e6e9b;--teal:#50ad9e;--max:1600px}\n:scope,:scope *{box-sizing:border-box}:scope{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;font-size:15px;line-height:1.55}\n.page{position:relative;width:min(calc(100% - 48px),var(--max));margin:14px auto 36px;padding-top:5px}.page:before{content:\"\";display:block;height:4px;margin:0 10px 12px;border-radius:999px;background:linear-gradient(90deg,var(--blue),var(--teal),transparent)}.section{position:relative;overflow:hidden;margin:0 0 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.material-card{grid-template-columns:1fr}.material-subpanel .material-card .media{grid-column:1;grid-row:auto;max-width:320px}.material-subpanel .material-card>h3,.material-subpanel .material-card>.material-facts{grid-column:1}.material-subpanel .material-facts{grid-template-columns:1fr}}\n@media(max-width:420px){.grid.types,.grid.materials,.faces,.process,.apps,.option-list,.check-list{grid-template-columns:1fr}}\n}<\/style>\n<style>\n\/* Typography is scoped to this widget and cannot affect the site header or footer. *\/\n.wcf-flange h2{font-size:clamp(30px,2.6vw,35px)!important;line-height:1.15!important}\n.wcf-flange h3{font-size:18px!important;line-height:1.3!important}\n.wcf-flange p,.wcf-flange li,.wcf-flange dt,.wcf-flange dd,.wcf-flange figcaption,.wcf-flange .lead,.wcf-flange .source,.wcf-flange .eyebrow,.wcf-flange .button,.wcf-flange .material-tab,.wcf-flange .material-subtab,.wcf-flange .face-card,.wcf-flange .tag,.wcf-flange .option-list span,.wcf-flange .application,.wcf-flange .other-processes span,.wcf-flange .check,.wcf-flange .number{font-size:14px!important}\n@media(max-width:700px){.wcf-flange h2{font-size:30px!important}.wcf-flange h3{font-size:17px!important}}\n<\/style>\n<div class=\"wcf-flange\">\n<section class=\"section\" aria-labelledby=\"faq-title\"><div class=\"heading\"><h2 id=\"faq-title\">Flange Machining FAQ<\/h2><p class=\"lead\">Quick answers to common flange selection and measurement questions.<\/p><\/div><div class=\"faq-list\"><article class=\"faq-item\"><h3>What Is a Flange?<\/h3><p>A flange connects pipes, valves, pumps and other equipment with bolts and a gasket. It supports installation, inspection and removal.<\/p><\/article><article class=\"faq-item\"><h3>How to Measure Flange Size?<\/h3><p>Measure the outside diameter, bore, thickness, bolt circle, bolt-hole diameter and hole count. Compare them with the required standard and pressure class.<\/p><\/article><article class=\"faq-item\"><h3>What Is a Blind Flange?<\/h3><p>A blind flange is a solid flange without a center bore. It seals the end of a pipe, valve or vessel opening.<\/p><\/article><article class=\"faq-item\"><h3>When Is a Flange Needed?<\/h3><p>Use a flange when a secure, removable connection is needed for installation, maintenance or replacement.<\/p><\/article><article class=\"faq-item\"><h3>What Do RF, FF and RTJ Mean?<\/h3><p>RF is Raised Face, FF is Flat Face and RTJ is Ring Type Joint. Select the face by the flange standard, pressure, temperature, medium and gasket.<\/p><\/article><\/div><\/section>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Custom Flange Parts Custom Flange Parts Machining CNC-machined flange parts for piping, valves, pumps and equipment interfaces. Share your drawing, material and inspection requirements for an engineering review. Drawing review Material selection CNC Machining Get a Quote Flange Types and Design Options Each type is shown with its typical connection role. Final selection depends on [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":13410,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-13446","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/pages\/13446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/comments?post=13446"}],"version-history":[{"count":10,"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/pages\/13446\/revisions"}],"predecessor-version":[{"id":13460,"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/pages\/13446\/revisions\/13460"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/media\/13410"}],"wp:attachment":[{"href":"https:\/\/weldomachining.com\/fr\/wp-json\/wp\/v2\/media?parent=13446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}