Welding Certification

OSE Welding Exam

1. OSE competency required is welding solid bead for 1/4 and 1/2" steel, on high setting 2-5, Millermatic
2. Also involves ability to replace welding wire.
3. Also involves ability to replace shielding gas.
4. Requires capacity of additive manufacturing, freeform, to build up a 3" diameter round or square 3D geometry as high as possible, on a square foot base plate. This tests for manual control, speed control, wire speed control, power control, on the highest setting possible.
5. Timed experiment is a 4 minute weld to determine the highest additive height achieved, on an existing square plate.

Welding 101

The Millermatic 200 machine walkthrough -

By Miguel

Video for beginners. This is what you can expect welding for the first time:

Replacing Welder Liner

Disassembly of MIG Gun to replace liner.