Engineering Materials
Pick up wrong statement about wrought iron

It contains carbon of the order of 0 to 0.25%
It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling
It melts at 1535°C
It is very soft and ductile

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Engineering Materials
The temperature required for full annealing in hypereutectoid steel is

30° C to 50° C below upper critical temperature
30° C to 50° C above upper critical temperature
30° C to 50° C below lower critical temperature
30° C to 50° C above lower critical temperature

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