Age hardening is a process done at______________?

Medical Mcqs

Age hardening is a process done at______________?

(A)  Heating up to 200 – 450°C for 15 – 30 min and quenching in water

(B)  Heating at 700°C for 10 – 15 min and quenching in water

(C)  Heating at 700°C for 1 hour and quenching in water

(D)  Heating above 700°C for 30 min and quenching in water

Submitted By :Ali Uppal

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