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What does HAZ stand for?

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in Casting-Forming-Welding II by (119k points)
What does HAZ stand for?

(a) Helium Aerated Zone

(b) Heated Area Zone

(c) Heat Affected Zone

(d) Heat Allowed Zone

The question was posed to me by my college professor while I was bunking the class.

Enquiry is from Weldability in chapter Welding and Related Processes of Casting-Forming-Welding II

1 Answer

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Right answer is (c) Heat Affected Zone

For explanation: HAZ stands for Heat Affected Zone. This zone is generally the base of the metal or a thermoplastic material. This zone is not melted but the properties are altered by the welding process.

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