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The temperature required for full annealing in hyper-eutectoid steel is. | |
A. | The temperature required for full annealing in hyper-eutectoid steel is [Wrong Answer] |
B. | 30° C to 50° C below upper critical temperature [Wrong Answer] |
C. | 30° C to 50° C above lower critical temperature [Correct Answer] |
D. | 30° C to 50° C below lower critical temperature [Wrong Answer] |