Examen
Welding Level 3 29303 FCAW-PIPE (Questions & Answers) Rated 100% Correct!!
- Cours
- Établissement
- when mixed with air or oxygen will ignite at much lower concentrations than any other fuel gas application and filler metal - polarity of the gun and workpiece leads is dependent upon what? arc length - determined by voltage before any welding procedure can take place - work area must be made ...
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