Mechanical Engineering - Engineering Materials - Discussion
Discussion Forum : Engineering Materials - Section 6 (Q.No. 30)
30.
The heat treatment process used for castings is
Discussion:
2 comments Page 1 of 1.
Virat said:
5 years ago
Castings can be annealed, normalized, hardened or tempered according to our need.
Sanjay 1771 said:
7 years ago
Normalising is a slow cooling process so after casting job is left in air to cool it.
While annealing is very slow cooling process in which job is left in furnace switching it off to relieve residual stresses coming from cold work.
While annealing is very slow cooling process in which job is left in furnace switching it off to relieve residual stresses coming from cold work.
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