Question: Give the approximate minimum temperature at which it is possible to austenitize each of the following iron-carbon alloys during a normalizing heat treatment: (a) 0.20

Give the approximate minimum temperature at which it is possible to austenitize each of the following iron-carbon alloys during a normalizing heat treatment:
(a) 0.20 wt% C,
(b) 0.76 wt% C, and
(c) 0.95 wt% C.

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