Question: Determine the required transformation temperature and micro constituent if eutectoid steel is to have the following hardness values: (a) HRC 38; (b) HRC 42; (c)

Determine the required transformation temperature and micro constituent if eutectoid steel is to have the following hardness values:
(a) HRC 38;
(b) HRC 42;
(c) HRC 48; and
(d) HRC 52.

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