Metallurgical Engineering > GATE 2023 > Phase Transformations
For the given schematic TTT diagram of an eutectoid steel, the following statement(s) is/are true for the heat treatment schedules HT-1, HT-2, and HT-3.
A
HT-3 leads to the formation of a pearlite microstructure
B
HT-1 leads to a predominantly martensite microstructure
C
HT-2 leads to a bainite microstructure
D
HT-3 leads to a mixture of pearlite and bainite microstructure

Correct : a,b,c

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Related Topics

eutectoid steel TTT diagram heat treatment eutectoid steel GATE Metallurgical Engineering 2023 metallurgical engineering gate heat treatment schedules pearlite microstructure martensite microstructure bainite microstructure heat treatment eutectoid steel TTT

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