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 ...

Whether you are a qualified engineer or a manufacturer, you most likely use welding on a regular basis when carrying out metalwork. Just to clarify, welding is a heating process that uses an electric ...

Welding refers to a wide variety of processes in which metals are joined by fusion. The metal at the interface of two or more parts is melted or fused by application of intense, localised heat. A ...