When I first started tinkering with cars, one of the first big hurdles was how to complete certain tasks without the ability to weld. Shaving trim holes, repairing rusty panels, or fabricating custom ...

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 ...

In the manufacture of heat exchanger components for aircraft, it was found that using the pulsed TIG method to weld the inlet and return manifolds was giving excessive porosity. Consequently an ...