If the hardness of the case carburized steel needs to be measured, the – McqOptions

MCQOPTIONS

1.	If the hardness of the case carburized steel needs to be measured, the possible method to measure the hardness of the case will be _________
A.	Rockwell
B.	Knoop
C.	Vickers
D.	Brinell
Answer» C. Vickers

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