Tig Welding Line Diagram. Lastly a filler metal is dipped by hand into the melted weld pool to form. Today we will learn about what is tig welding its principle working equipments application advantages and disadvantages with its diagram.
Turn the power switch on this is located on the back of the unit the digital current meter and the cooling fans will turn on. At the same time the filler wire is fed into the weld pool and melted. It is a welding process in which heat is produced by an electric arc ignited between a base metal workpiece.
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Tig has played a major role in the acceptance of aluminium for high quality welding and structural. But inert gases are expensive. The tig stands for tungsten inert gas welding. Hot wire tig in hot wire welding filler wire is resistance heated until close to the melting point and added to the weld puddle behind the tungsten.