AMI Orbital Welding Equipment – Repair, Rebuild & Calibration

AMI — Arc Machines

From Apollo
to the cleanroom.

AMI has been building orbital welding equipment since 1976, when engineers off NASA’s Apollo program went looking for a way to make the same weld twice. Fifty years later that iron is welding high purity stainless steel in semiconductor plants and process piping across the country — and a lot of it is old enough to vote.

We repair it, rebuild it and calibrate it — in our shop or on your floor.

info@tigcompany.com
Send us the model and the symptom

Listed AMI service center  ·  Bennett, Colorado  ·  On-site calibration anywhere in North America

The lineup, 207 to 415

Every one of these still shows up on our bench. Older does not mean finished — it means parts, patience and someone who has had the covers off before. Click a machine for full specs.

AMI Model 207 / 207A

1989 · the workhorse
5–150 A · 100% duty · 79 lbs

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AMI Model 217 WDR

Successor to the 207
5–150 A · 100% duty · 66 lbs

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AMI Model 317

Current generation
Up to 350 A · touchscreen · WeldCloud

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AMI Model 415

Full automation
400 A · drives third-party motion

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Weld heads

The 9-500 and the 8 Series are the two we see most — small tube, tight clearance, high purity. Every head here is rebuildable, and most of them are cheaper to rebuild than to replace.

AMI 8 Series

Narrow closed heads
0.25″ – 6.625″ OD · tight clearance

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AMI 9 Series

Open fusion tube heads
3/32″ – 7.5″ OD · convertible versions

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AMI Micro heads

9-250 & 9-500
0.093″ – 0.500″ OD · 1.75 lbs

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What comes across our bench

Rotors and drive gears, motors and encoders, cable bundles that have been dragged one job too many, coolant leaks, worn clamp inserts, heads that will not home. Heads take the beating — and they rebuild.

Electrode selector charts for AMI 8 & 9 Series heads →

What we do with AMI equipment

Repair & rebuild

Power supplies and weld heads. Boards, drives, rotors, bearings, cables, coolant systems. If it can be rebuilt, we rebuild it.

On-site calibration

We fly to you, anywhere in North America. Your machine never leaves the floor and your schedule stays intact.

Parts & consumables

Tungsten precision ground to your specification, collets, clamp inserts, coolant, purge monitors and plugs.

Training & qualification

Operator training on your own equipment, and welder qualification through our CWI testing lab partner.

Tell us the model and the symptom.

A person answers the phone, and that person has had the covers off one of these.

Call 720-840-5173
info@tigcompany.com

Tanczer Industrial Group is a listed AMI service center — find us on the AMI/ESAB service center locator. AMI and Arc Machines, Inc. are trademarks of their owner.