Discussion :: Chemical Engineering Basics-2
- Pick out the correct statement.
A.
Hot worked materials are subjected to annealing to remove internal stresses |
B.
Annealing of steel hardens it slightly |
C.
Normalising of a material induces stresses |
D.
Tempering of a material improves ductility & toughness but reducess hardness & brittlenes |
Answer : Option D
Explanation :
Explanation Not Provided
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