General Studies · Welding Processes
What is a key difference between TIG welding and MIG welding?
- 1TIG welding uses a consumable electrode, while MIG welding does not
- 2MIG welding uses a non-consumable electrode, while TIG welding uses a consumable one
- 3TIG welding always requires an external filler metal, while MIG welding never does
- 4TIG welding uses a non-consumable tungsten electrode, while MIG welding uses a consumable wire electrode✓
Correct answer
TIG welding uses a non-consumable tungsten electrode, while MIG welding uses a consumable wire electrode
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