{"product_id":"closed-arc-orbital-weld-heads","title":"Orbital Service Closed Weld Heads | BTH Sales","description":"\u003ch1 data-section-id=\"1gcobgv\" data-start=\"273\" data-end=\"330\"\u003eOrbital Service Closed Weld Heads (CWH Series)\u003c\/h1\u003e\n\u003cp data-start=\"332\" data-end=\"615\"\u003eHigh-performance \u003cstrong data-start=\"349\" data-end=\"378\"\u003eclosed orbital weld heads\u003c\/strong\u003e designed for precision tube and pipe welding in controlled environments. Built for repeatability, cleanliness, and consistency, these heads are the industry standard for high-purity applications where weld quality cannot be compromised.\u003c\/p\u003e\n\u003cp data-start=\"617\" data-end=\"822\"\u003eWe supply the full range of \u003cstrong data-start=\"645\" data-end=\"673\"\u003eclosed weld head systems\u003c\/strong\u003e, covering multiple diameters and configurations to support everything from small tube fabrication to larger industrial orbital welding applications.\u003c\/p\u003e\n\u003chr data-start=\"824\" data-end=\"827\"\u003e\n\u003ch3 data-section-id=\"1b1j2ad\" data-start=\"829\" data-end=\"859\"\u003eWhat Are Closed Weld Heads?\u003c\/h3\u003e\n\u003cp data-start=\"861\" data-end=\"1068\"\u003eClosed weld heads are orbital welding devices that fully enclose the weld joint during operation. This creates a controlled welding environment, ensuring clean, high-quality welds with minimal contamination.\u003c\/p\u003e\n\u003cp data-start=\"1070\" data-end=\"1176\"\u003eThese systems rotate 360° around the tube while maintaining shielding gas coverage, making them ideal for:\u003c\/p\u003e\n\u003cul data-start=\"1177\" data-end=\"1371\"\u003e\n\u003cli data-section-id=\"1nd6565\" data-start=\"1177\" data-end=\"1207\"\u003eHigh-purity tubing systems\u003c\/li\u003e\n\u003cli data-section-id=\"1ftpbxl\" data-start=\"1208\" data-end=\"1242\"\u003eStainless steel process piping\u003c\/li\u003e\n\u003cli data-section-id=\"fhi6z3\" data-start=\"1243\" data-end=\"1291\"\u003ePharmaceutical and semiconductor fabrication\u003c\/li\u003e\n\u003cli data-section-id=\"1oe1w7v\" data-start=\"1292\" data-end=\"1332\"\u003eFood-grade and sanitary applications\u003c\/li\u003e\n\u003cli data-section-id=\"29pzrs\" data-start=\"1333\" data-end=\"1371\"\u003ePrecision fabrication environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1373\" data-end=\"1376\"\u003e\n\u003ch3 data-section-id=\"17xbmye\" data-start=\"1378\" data-end=\"1393\"\u003eKey Benefits\u003c\/h3\u003e\n\u003cul data-start=\"1395\" data-end=\"1703\"\u003e\n\u003cli data-section-id=\"qtob0g\" data-start=\"1395\" data-end=\"1451\"\u003e✔ Fully enclosed weld environment for maximum purity\u003c\/li\u003e\n\u003cli data-section-id=\"1rhqtu3\" data-start=\"1452\" data-end=\"1494\"\u003e✔ Consistent, repeatable orbital welds\u003c\/li\u003e\n\u003cli data-section-id=\"1o3ztdu\" data-start=\"1495\" data-end=\"1543\"\u003e✔ Ideal for thin-wall stainless steel tubing\u003c\/li\u003e\n\u003cli data-section-id=\"1qxxuu0\" data-start=\"1544\" data-end=\"1595\"\u003e✔ High-precision alignment and clamping systems\u003c\/li\u003e\n\u003cli data-section-id=\"1fivncy\" data-start=\"1596\" data-end=\"1650\"\u003e✔ Reduced operator error and improved weld quality\u003c\/li\u003e\n\u003cli data-section-id=\"y0xbxo\" data-start=\"1651\" data-end=\"1703\"\u003e✔ Available in multiple sizes and configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1705\" data-end=\"1708\"\u003e\n\u003ch3 data-section-id=\"1bbdzgy\" data-start=\"1710\" data-end=\"1735\"\u003eProduct Range Overview\u003c\/h3\u003e\n\u003cp data-start=\"1737\" data-end=\"1869\"\u003eWe offer the complete \u003cstrong data-start=\"1759\" data-end=\"1790\"\u003eCWH Closed Weld Head Series\u003c\/strong\u003e, designed to cover a wide range of tube diameters and industrial requirements:\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cpc1f7\" data-start=\"1871\" data-end=\"1905\"\u003eSmall Diameter Precision Heads\u003c\/h3\u003e\n\u003cp data-start=\"1906\" data-end=\"1988\"\u003eDesigned for compact, high-precision work in tight spaces and high-purity systems.\u003c\/p\u003e\n\u003cul data-start=\"1990\" data-end=\"2023\"\u003e\n\u003cli data-section-id=\"11rhkbt\" data-start=\"1990\" data-end=\"2000\"\u003eCWH 5H\u003c\/li\u003e\n\u003cli data-section-id=\"12rt4ql\" data-start=\"2001\" data-end=\"2012\"\u003eCWH 10H\u003c\/li\u003e\n\u003cli data-section-id=\"11rllna\" data-start=\"2013\" data-end=\"2023\"\u003eCWH 13\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2025\" data-end=\"2035\"\u003eIdeal for:\u003c\/p\u003e\n\u003cul data-start=\"2036\" data-end=\"2119\"\u003e\n\u003cli data-section-id=\"d2uvr4\" data-start=\"2036\" data-end=\"2060\"\u003eSemiconductor tubing\u003c\/li\u003e\n\u003cli data-section-id=\"1ajz1ul\" data-start=\"2061\" data-end=\"2083\"\u003eLaboratory systems\u003c\/li\u003e\n\u003cli data-section-id=\"1vq3o1d\" data-start=\"2084\" data-end=\"2119\"\u003ePharmaceutical production lines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2121\" data-end=\"2124\"\u003e\n\u003ch3 data-section-id=\"pn5bhj\" data-start=\"2126\" data-end=\"2157\"\u003eMid-Range Closed Weld Heads\u003c\/h3\u003e\n\u003cp data-start=\"2158\" data-end=\"2238\"\u003eBalanced performance and versatility for general fabrication and process piping.\u003c\/p\u003e\n\u003cul data-start=\"2240\" data-end=\"2261\"\u003e\n\u003cli data-section-id=\"11rnv7b\" data-start=\"2240\" data-end=\"2250\"\u003eCWH 21\u003c\/li\u003e\n\u003cli data-section-id=\"11rn9cv\" data-start=\"2251\" data-end=\"2261\"\u003eCWH 38\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2263\" data-end=\"2273\"\u003eIdeal for:\u003c\/p\u003e\n\u003cul data-start=\"2274\" data-end=\"2362\"\u003e\n\u003cli data-section-id=\"1ftpbxl\" data-start=\"2274\" data-end=\"2308\"\u003eStainless steel process piping\u003c\/li\u003e\n\u003cli data-section-id=\"1wftvwv\" data-start=\"2309\" data-end=\"2335\"\u003eIndustrial fabrication\u003c\/li\u003e\n\u003cli data-section-id=\"nqtcvv\" data-start=\"2336\" data-end=\"2362\"\u003eModular piping systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2364\" data-end=\"2367\"\u003e\n\u003ch3 data-section-id=\"h83l1r\" data-start=\"2369\" data-end=\"2405\"\u003eLarge Diameter Closed Weld Heads\u003c\/h3\u003e\n\u003cp data-start=\"2406\" data-end=\"2488\"\u003eHeavy-duty orbital heads built for larger pipe systems and demanding environments.\u003c\/p\u003e\n\u003cul data-start=\"2490\" data-end=\"2523\"\u003e\n\u003cli data-section-id=\"11riiqa\" data-start=\"2490\" data-end=\"2500\"\u003eCWH 53\u003c\/li\u003e\n\u003cli data-section-id=\"11rk1ed\" data-start=\"2501\" data-end=\"2511\"\u003eCWH 76\u003c\/li\u003e\n\u003cli data-section-id=\"12rtyzl\" data-start=\"2512\" data-end=\"2523\"\u003eCWH 115\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2525\" data-end=\"2535\"\u003eIdeal for:\u003c\/p\u003e\n\u003cul data-start=\"2536\" data-end=\"2636\"\u003e\n\u003cli data-section-id=\"vr324t\" data-start=\"2536\" data-end=\"2565\"\u003eIndustrial process piping\u003c\/li\u003e\n\u003cli data-section-id=\"1l9ltbn\" data-start=\"2566\" data-end=\"2597\"\u003eEnergy and chemical systems\u003c\/li\u003e\n\u003cli data-section-id=\"qns0qb\" data-start=\"2598\" data-end=\"2636\"\u003eHigh-duty-cycle production welding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2638\" data-end=\"2641\"\u003e\n\u003ch3 data-section-id=\"1f1lj79\" data-start=\"2643\" data-end=\"2666\"\u003eTechnical Highlights\u003c\/h3\u003e\n\u003cul data-start=\"2668\" data-end=\"3019\"\u003e\n\u003cli data-section-id=\"hhyumh\" data-start=\"2668\" data-end=\"2732\"\u003eDiameter range: approx. \u003cstrong data-start=\"2694\" data-end=\"2730\"\u003e3 mm to 114.3 mm (0.12\" to 4.5\")\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"r35874\" data-start=\"2733\" data-end=\"2806\"\u003eCooling options: gas-cooled and water-cooled models depending on size\u003c\/li\u003e\n\u003cli data-section-id=\"y8pugz\" data-start=\"2807\" data-end=\"2868\"\u003eModular clamping systems for fast setup and repeatability\u003c\/li\u003e\n\u003cli data-section-id=\"jeyyfw\" data-start=\"2869\" data-end=\"2940\"\u003eSelf-centering clamp design on select models for improved alignment\u003c\/li\u003e\n\u003cli data-section-id=\"3k7h73\" data-start=\"2941\" data-end=\"3019\"\u003eDesigned for thin-wall orbital TIG applications up to ~3 mm wall thickness\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3021\" data-end=\"3024\"\u003e\n\u003ch3 data-section-id=\"12kh1ne\" data-start=\"3026\" data-end=\"3062\"\u003eWhy Choose Our Closed Weld Heads?\u003c\/h3\u003e\n\u003cp data-start=\"3064\" data-end=\"3283\"\u003eClosed weld heads are critical when weld integrity and cleanliness matter. Our full range ensures you always have the right tool for the job—whether you're working on ultra-fine tubing or larger industrial pipe systems.\u003c\/p\u003e\n\u003cp data-start=\"3285\" data-end=\"3296\"\u003eWe support:\u003c\/p\u003e\n\u003cul data-start=\"3297\" data-end=\"3473\"\u003e\n\u003cli data-section-id=\"8ogp2d\" data-start=\"3297\" data-end=\"3328\"\u003eSystem integration guidance\u003c\/li\u003e\n\u003cli data-section-id=\"f7gjqq\" data-start=\"3329\" data-end=\"3383\"\u003eCompatibility matching with orbital power supplies\u003c\/li\u003e\n\u003cli data-section-id=\"1wmz4yu\" data-start=\"3384\" data-end=\"3420\"\u003eApplication-based head selection\u003c\/li\u003e\n\u003cli data-section-id=\"87dqjc\" data-start=\"3421\" data-end=\"3473\"\u003eReplacement consumables and clamping accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3475\" data-end=\"3478\"\u003e\n\u003ch3 data-section-id=\"mu966k\" data-start=\"3480\" data-end=\"3495\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"3497\" data-end=\"3709\"\u003e\n\u003cli data-section-id=\"wmie8h\" data-start=\"3497\" data-end=\"3528\"\u003eOrbital TIG welding systems\u003c\/li\u003e\n\u003cli data-section-id=\"1jl0m0a\" data-start=\"3529\" data-end=\"3567\"\u003eHigh-purity gas distribution lines\u003c\/li\u003e\n\u003cli data-section-id=\"pw3g4v\" data-start=\"3568\" data-end=\"3600\"\u003ePharmaceutical manufacturing\u003c\/li\u003e\n\u003cli data-section-id=\"sc7azj\" data-start=\"3601\" data-end=\"3637\"\u003eFood \u0026amp; beverage processing lines\u003c\/li\u003e\n\u003cli data-section-id=\"uw5sf7\" data-start=\"3638\" data-end=\"3667\"\u003eSemiconductor fabrication\u003c\/li\u003e\n\u003cli data-section-id=\"15wne6g\" data-start=\"3668\" data-end=\"3709\"\u003eAerospace and precision manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3711\" data-end=\"3714\"\u003e\n\u003ch3 data-section-id=\"1fxq608\" data-start=\"3716\" data-end=\"3753\"\u003eNeed Help Choosing the Right Head?\u003c\/h3\u003e\n\u003cp data-start=\"3755\" data-end=\"3853\"\u003eNot sure which closed weld head fits your application? We can help match the right model based on:\u003c\/p\u003e\n\u003cul data-start=\"3854\" data-end=\"3937\"\u003e\n\u003cli data-section-id=\"qvagcp\" data-start=\"3854\" data-end=\"3871\"\u003eTube diameter\u003c\/li\u003e\n\u003cli data-section-id=\"1l0fn17\" data-start=\"3872\" data-end=\"3889\"\u003eMaterial type\u003c\/li\u003e\n\u003cli data-section-id=\"wtttwo\" data-start=\"3890\" data-end=\"3908\"\u003eWall thickness\u003c\/li\u003e\n\u003cli data-section-id=\"fznszr\" data-start=\"3909\" data-end=\"3937\"\u003eJob site vs workshop use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"specs-table my-8\"\u003e\n\u003ch2 class=\"text-2xl font-bold mb-6\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch3 class=\"text-2xl font-bold mb-6\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto\"\u003e\n\u003ctable class=\"w-full border-collapse border border-gray-300 text-left\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"bg-gray-100\"\u003e\n\u003cth class=\"border border-gray-300 px-6 py-4 font-semibold text-gray-900\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"border border-gray-300 px-6 py-4 font-semibold text-gray-900\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody class=\"text-gray-700\"\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4 font-medium\"\u003eProduct Series\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4\"\u003eOrbital Service CWH Closed Weld Heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"bg-gray-50\"\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4 font-medium\"\u003eWelding Process\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4\"\u003eOrbital TIG Welding\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4 font-medium\"\u003eTube Diameter Range\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4\"\u003e3 mm – 114.3 mm (0.12\" – 4.5\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"bg-gray-50\"\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4 font-medium\"\u003eCooling Options\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4\"\u003eGas-cooled and water-cooled models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4 font-medium\"\u003eClamping Systems\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4\"\u003eRemovable blocks, spring steel clamps, advanced jaw systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"bg-gray-50\"\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4 font-medium\"\u003eAlignment Options\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4\"\u003eSelf-centering clamp systems available on select models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4 font-medium\"\u003eMaximum Recommended Wall Thickness\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4\"\u003eApproximately 3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"bg-gray-50\"\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4 font-medium\"\u003eAvailable Models\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 px-6 py-4\"\u003eCWH 5H, CWH 10H, CWH 13, CWH 21, CWH 38, CWH 53, CWH 76, CWH 115\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq-section\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is a closed weld head used for?\u003c\/summary\u003e\n\u003cp\u003eClosed weld heads are used for orbital TIG welding applications where precise, clean, and repeatable tube welds are required.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the advantage of a closed orbital weld head?\u003c\/summary\u003e\n\u003cp\u003eThe enclosed design creates a controlled welding environment, improving shielding gas coverage and helping reduce contamination during welding.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat tube sizes are available with Orbital Service Closed Weld Heads?\u003c\/summary\u003e\n\u003cp\u003eThe CWH Series covers tube outside diameters from 3 mm to 114.3 mm (0.12\" to 4.5\") across eight different models.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat materials can be welded using closed weld heads?\u003c\/summary\u003e\n\u003cp\u003eClosed weld heads are commonly used for stainless steel and other precision tubing materials used in high-purity and industrial applications.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the correct closed weld head?\u003c\/summary\u003e\n\u003cp\u003eSelection depends on tube diameter, material type, wall thickness, welding environment, and whether gas or water cooling is required.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan Orbital Service help select the correct weld head?\u003c\/summary\u003e\n\u003cp\u003eYes. The correct model can be matched based on tube specifications, application requirements, orbital power supply compatibility, and required accessories.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n  .faq-section details {\n    margin-bottom: 12px;\n    border: 1px solid #ddd;\n    border-radius: 8px;\n    padding: 8px 16px;\n    background-color: #fff;\n  }\n  .faq-section summary {\n    font-weight: 600;\n    cursor: pointer;\n    padding: 12px 0;\n    list-style: none;\n  }\n  .faq-section details[open] {\n    background-color: #f9f9f9;\n  }\n  .faq-section summary::-webkit-details-marker {\n    display: none;\n  }\n\u003c\/style\u003e","brand":"BTH Sales","offers":[{"title":"8 to 40 mm (0.31″ to 1.57″)","offer_id":43458188509271,"sku":null,"price":6950.0,"currency_code":"CAD","in_stock":false},{"title":"10 to 80 mm (0.39″ – 3.15″)","offer_id":43458188542039,"sku":null,"price":15150.0,"currency_code":"CAD","in_stock":false},{"title":"15 to 115 mm (0.59″ – 4.53″)","offer_id":43458188574807,"sku":null,"price":17650.0,"currency_code":"CAD","in_stock":false},{"title":"25 to 170 mm (0.98″ – 6.69″)","offer_id":43458188607575,"sku":null,"price":20250.0,"currency_code":"CAD","in_stock":false},{"title":"101 to 273 mm (3.98″ to 10.75″)","offer_id":43458188640343,"sku":null,"price":31600.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/0215\/1511\/files\/CWH-76-1.jpg?v=1778858053","url":"https:\/\/bthsales.ca\/products\/closed-arc-orbital-weld-heads","provider":"BTH Sales","version":"1.0","type":"link"}