[Solved] Which of the following affects the hardenability of steel?

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Q.	Which of the following affects the hardenability of steel?
A.	Austenitic composition
B.	Austenitic grain size
C.	Amount, nature and distribution of undissolved or insoluble particles in austenite
D.	All of the above
E.	Low specific heat of quenching oil
Answer» D. All of the above

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