Orbital Welding

Orbital Welding Services in Canada

Orbital welding is automated TIG welding for tubing — a head clamps around the joint and rotates a tungsten electrode at a programmed speed and current to produce a perfectly consistent, full-penetration weld with no operator variability. It is the standard process for sanitary tubing, high-purity gas systems, hydraulic and pneumatic lines, and any application where weld consistency on every joint is non-negotiable.

Canadian supplier network AWS D18.1 (Sanitary Tubing) Vetted suppliers

Orbital Welding in Canada

Orbital welding is the only practical way to deliver consistent, code-compliant welds across hundreds or thousands of tubing joints in a process plant or high-purity system. The orbital head clamps around a stationary tube, rotates the tungsten electrode through a programmed cycle, and produces a weld that is identical to every other weld on the system — inspectable, documentable, and traceable.

Where Orbital Is the Standard

Food and pharma processing. Stainless 316L sanitary tubing welded to ASME BPE / AWS D18.1 standards. Used in dairy, brewery, distillery, beverage, biotech, and pharmaceutical facilities.

Semiconductor and high-purity gas. Ultra-high-purity tubing (electropolished 316L, Hastelloy) for semiconductor fabs, pharma cleanrooms, and gas distribution systems.

Hydrogen, fuel cell, and clean energy. Canadian hydrogen-economy projects in BC, Alberta, and Quebec are growing demand for high-pressure hydrogen tubing welded to code-grade orbital procedures.

Aerospace and aviation. Hydraulic, fuel, and pneumatic lines on aircraft and spacecraft.

Canadian Orbital Capacity

Orbital capacity is concentrated near major process-industry clusters:

  • Quebec — biotech, pharma, food and dairy.
  • Ontario — pharma, food, semiconductor, aerospace.
  • Alberta and BC — energy, hydrogen, and process industries.

Many shops carry both bench-cell production capacity and portable orbital systems for field installation work.

Beyond Orbital

For applications where orbital geometry doesn’t fit, manual TIG welding is the fallback. For sanitary tubing in less critical service, manual TIG to ASME BPE quality is achievable but slower and less consistent than orbital.

Specifications

Orbital Welding at a Glance

Certifications
  • AWS D18.1 (Sanitary Tubing)
  • ASME BPE (Bioprocessing Equipment)
  • ASME Section IX (Pressure)
  • CWB W47.1
  • ISO 9001:2015
  • SEMI F78 (Semiconductor)
Tolerances
Standard
+/- 0.25 mm
Precision
+/- 0.1 mm (programmed)
Lead Times
Prototype
5–10 business days
Production
2–4 weeks
Network
Closed Beta

We're actively vetting suppliers. Join the waitlist for priority access.

Available Materials

Stainless Steel 304 / 316L (Sanitary) Stainless Steel 316L (Electropolished) Hastelloy C-22 / C-276 Inconel 625 Titanium Grade 2 Copper Tubing

Industries We Serve

Food & Beverage
Pharma & Biotech
Semiconductor
Hydrogen & Fuel Cell
Aerospace
Process Industries

Frequently Asked Questions

What's the difference between orbital and manual TIG?
Orbital TIG is fully programmed — current, rotation speed, gas flow, and pulse parameters are set in the controller and executed identically on every joint. Manual TIG depends on the operator's hands, eyes, and judgment. For sanitary tubing where every internal weld bead must be inspectable and identical, only orbital can deliver that consistency at production speed.
Why is orbital welding standard for food, pharma, and biotech?
ASME BPE and AWS D18.1 specify weld bead geometry and surface finish requirements that are essentially impossible to hit consistently by hand. Bioprocessing systems require crevice-free, electropolishable, full-penetration welds with no operator dropout. Orbital is the only practical way to deliver this at the scale of a real plant build-out.
What tube sizes does orbital welding handle?
Heads exist for tubing from 1/8 inch (3 mm) up to roughly 6 inch (150 mm). Specialty heads handle larger sizes. The bulk of food, pharma, and gas-system work falls between 1/2 inch and 4 inch tubing.
Do Canadian orbital shops support on-site field welding?
Yes. Most production-grade orbital welders are portable and many shops offer field-installation services for plant build-outs, retrofits, and tie-ins. Field orbital welding is common for biotech facility commissioning and hydrogen/fuel cell production lines.

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