1
Gas Shielded Flux Cored Arc Welding
2
Self Shielded Flux Cored Arc Welding
3
Manual Metal Arc Welding
4
Gas Metal Arc Welding
5
Gas Tungsten Arc Welding
6
Shielded Metal-Arc Welding
7
Oxy-Acetilne Welding
8
Metal Active Gas
9
Oxy-Fuel gas Welding
10
Metal Inert Gas
11
Tungsten Inert Gas
