7. GAS TUNGSTEN ARC WELDING (G.T.A.W.)
This course is designed to teach students the manual process
Gas Tungsten Arc (T.I.G.)
Welding on carbon steel, stainless steel and aluminum.
Theory
- Welding Safety
- Power sources and Wire feeders Welding Gases
- Weld Parameters
- Wire Identification
- Basic Machine Maintenance
- Tungsten and Material preparation
Practical
- T– Travel Speed
A – Gun Angle
L – Arc Length (tip to work)
C – Welding Current (amperage voltage) - Setting proper gas flow
- Running a line of fusion
- Running weld beads with filler wire
- Welding horizontal fillet welds, lap joints and tee joints
- Welding out of position using free hand and rolling the
- Learning the set up and the practical use of a purging gas
