Metallurgical Engineering > GATE 2026 > Welding
Which one of the following fusion welding techniques results in least Heat-Affected Zone (HAZ)?
A
Submerged Arc Welding (SAW)
B
Tungsten Inert Gas Welding (TIG)
C
Electron Beam Welding (EBW)
D
Oxy-Acetylene Welding (OAW)

Correct : c

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fusion welding techniques least heat affected zone GATE Metallurgical Engineering 2026 welding techniques electron beam welding submerged arc welding TIG welding oxy acetylene welding heat affected zone

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