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Mechanical Engineering · Q117

Engineering Materials

Engineering and GATE · Mechanical Engineering · question 117

Q117

Induction hardening is basically a

A.
Carburising process
B.
Surface hardening process
Answer
C.
Core hardening process
D.
None of these

Answer: Option B

Solution

Answer: Option B
Solution:
Induction hardening is a type of surface hardening in which a metal part is induction-heated and then quenched.
The quenched metal undergoes a martensitic transformation, increasing the hardness and brittleness of the part.