Multiple choice

Which one among the following welding processes uses non-consumable electrode?

  1. Gas metal arc welding

  2. Submerged arc welding

  3. Gas tungsten arc welding

  4. Flux coated arc welding
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

GTAW is also called as Tungsten Inert Gas Welding (TIG). The arc is maintained between the work piece and a tungsten electrode by an inert gas. The electrode is non-consumable since its melting point is about $3400^0C.$

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