Metallurgical Engineering > GATE 2021 > Phase
A 0.6 wt.% C steel sample is slowly cooled from 900oC to room temperature. The fraction of proeutectoid ferrite in the microstructure is: _______ (round off to 2 decimal places). Given: Eutectoid composition: 0.8 wt.% C Maximum solubility of carbon in α-Fe: 0.025 wt.% C
Correct : 0.25
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