Tungsten Inerth Gas Welding T.I.G (Leaving Cert Engineering): Flashcards
📚Flashcards
Practise the cards
13 cards from this deck
ShowHide
Practise the cards
13 cards from this deck
What does TIG stand for?
What does TIG stand for?
Tungsten Inert Gas welding
Which metals is TIG welding designed for?
Which metals is TIG welding designed for?
Aluminium and stainless steel
Why aluminium & stainless steel need TIG
Why aluminium & stainless steel need TIG
Hard oxide layers prevent weld penetration
Electrode material in TIG welding
Electrode material in TIG welding
Tungsten
Why is tungsten used as TIG electrode?
Why is tungsten used as TIG electrode?
Very high resistance to heat
Is TIG electrode consumed during welding?
Is TIG electrode consumed during welding?
No, not consumed
Current type used in TIG welding
Current type used in TIG welding
Alternating Current (AC)
Effect of AC on oxide layers in TIG
Effect of AC on oxide layers in TIG
Peeling and breaking effect
Inert gas typically used in TIG
Inert gas typically used in TIG
Argon
Purpose of inert gas in TIG welding
Purpose of inert gas in TIG welding
Protects weld pool from atmospheric contamination
Filler material in TIG welding
Filler material in TIG welding
Filler rod (typically off-cut of parent metal)
TIG welding application examples
TIG welding application examples
Aluminium bike frames, car exhausts, stainless steel work
Skill level required for TIG welding
Skill level required for TIG welding
High skill and precise timing required