Tungsten Inerth Gas Welding T.I.G (Leaving Cert Engineering): Flashcards
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What does TIG stand for?
What does TIG stand for?
Tungsten Inert Gas
Which metals is TIG welding designed for?
Which metals is TIG welding designed for?
Aluminium and stainless steel
Type of current used in TIG welding
Type of current used in TIG welding
Alternating Current (AC)
Electrode material used in TIG welding
Electrode material used in TIG welding
Tungsten
Is the tungsten electrode consumed in TIG?
Is the tungsten electrode consumed in TIG?
No, not consumed
Why is tungsten used as TIG electrode?
Why is tungsten used as TIG electrode?
Very high resistance to heat
What effect does AC have on oxide layers in TIG?
What effect does AC have on oxide layers in TIG?
Peeling and breaking effect
Gas typically used in TIG welding
Gas typically used in TIG welding
Argon (inert gas)
Purpose of inert gas in TIG welding
Purpose of inert gas in TIG welding
Protects weld pool from atmospheric contamination
Skill level required for TIG welding
Skill level required for TIG welding
High skill levels and precise timing
Examples of TIG welding applications
Examples of TIG welding applications
Aluminium bicycle frames, car exhaust tailpipes
What happens to aluminium when heated?
What happens to aluminium when heated?
Oxidises very quickly