In full annealing, the hypo-eutectoid steel is heated from 30° C to 50° C above the upper critical temperature and then cooled - Study24x7
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21 Sep 2023 10:42 AM study24x7 study24x7

In full annealing, the hypo-eutectoid steel is heated from 30° C to 50° C above the upper critical temperature and then cooled

A

in still air

B

slowly in the furnace

C

suddenly in a suitable cooling medium

D

any one of these

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