In the tungsten inert gas (TIG) welding process, an electric arc is struck between a refractory electrode made of tungsten and the work piece, while a shroud of inert gas, usually argon, shields the ...
This article will discuss the importance of shielding gas delivery systems for welding applications in greater depth. What is a MIG Welder? MIG (metal inert gas) welding is the colloquial term for a ...