124) The hardness of steel depends upon the
Answer is:
amount of carbon it contains
Related Engineering Materials MCQ with Answers
Answer is:
is same for all steels
Explanation:
The lower critical temperature is same for all steels Lower critical temperature for steels austenite-to-pearlite transformation is 1333 ºF (723 ºCelsius). Below this temperature, austenite doesnot exist.
Answer is: