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

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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

Engineering Materials Practice Set-5