Q.

What is the microstructure of Hadfield’s steel?

A. austenite
B. ferrite
C. martensite
D. cementite
Answer» A. austenite
Explanation: hadfield’s manganese steels (mangalloy) possess great strength and toughness. its austenite structure is obtained by heating it. this also results in high wear resistance, which finds its applications in bulldozers, crushers, etc.
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