Metallurgical Engineering > GATE 2026 > Heat Treatment
Which one of the following options is correct?
For Al - 4 % Ag alloy (composition in atom %), the correct sequence of operations involved in precipitation hardening is:
A
Quenching → Aging → Solution treatment
B
Solution treatment → Aging → Quenching
C
Aging → Solution treatment → Quenching
D
Solution treatment → Quenching → Aging

Correct : d

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