{"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\/ja\/flange-parts-machining\/","title":{"rendered":"\u30d5\u30e9\u30f3\u30b8\u90e8\u54c1\u306e\u52a0\u5de5"},"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<!-- 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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 the applicable standard, pressure class, temperature and service medium. Weld Neck Transfers load through a tapered neck. Choose for high pressure, high temperature or cyclic service. Slip-On Slides over pipe for welded alignment. Choose for general low-to-medium pressure piping. Blind Seals a pipe or equipment opening. Choose for isolation, testing or future expansion. Socket Weld [&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\/ja\/wp-json\/wp\/v2\/pages\/13446","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/weldomachining.com\/ja\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/weldomachining.com\/ja\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ja\/wp-json\/wp\/v2\/comments?post=13446"}],"version-history":[{"count":10,"href":"https:\/\/weldomachining.com\/ja\/wp-json\/wp\/v2\/pages\/13446\/revisions"}],"predecessor-version":[{"id":13460,"href":"https:\/\/weldomachining.com\/ja\/wp-json\/wp\/v2\/pages\/13446\/revisions\/13460"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/weldomachining.com\/ja\/wp-json\/wp\/v2\/media\/13410"}],"wp:attachment":[{"href":"https:\/\/weldomachining.com\/ja\/wp-json\/wp\/v2\/media?parent=13446"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}