Electrode Wire Size Selection - ESAB Firepower MST-200 Instruction Manual

6 BASIC WELDING GUIDE
TIG welding is generally regarded as a specialized process that requires operator competency.
While many of the principles outlined in the previous arc welding section are applicable a
comprehensive outline of the TIG welding process is outside the scope of this Instruction Manual.
6 BASIC WELDING GUIDE
6.7

Electrode wire size selection

The choice of electrode wire size and shielding gas used depends on the following:
•
Thickness of the metal to be welded
•
Type of joint
•
Capacity of the wire feed unit and power source
•
The amount of penetration required
•
The deposition rate required
•
The bead profile desired
•
The position of welding
•
Cost of the wire
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