1. Mechanical Engineering
  2. Engineering Metallurgy
  3. case hardening processes are those where...
Q.

case hardening processes are those where……..

A. complete component is through harden
B. complte component is melted
C. only surface of the component ,whose hardness is incresed
D. all of the above
Answer» C. only surface of the component ,whose hardness is incresed
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