In which positions can GMAW be performed?

Gas Metal Arc Welding (GMAW), often known as MIG (Metal Inert Gas) welding, is versatile in terms of the positions in which it can be performed. The process can be effectively executed in all positions: flat, horizontal, vertical, and overhead.

This versatility is due to the continuous feed of the electrode wire and the use of a shielding gas that helps protect the weld metal from contamination. In flat and horizontal positions, the welder can maintain a stable arc and control the molten pool more easily. In vertical and overhead positions, while more challenging, GMAW allows for good penetration and control of the weld pool when technique and parameters are properly applied.

This makes GMAW suitable for various applications and environments, enhancing its use in different structural welding scenarios. Hence, the answer indicating that GMAW can be performed in all positions highlights its adaptability and the comprehensive skill required to operate across different welding orientations.