engineering recuitment HAL Management & Design Trainee Mock Test 2023 Engineering Materials Science Heat Treatment Process Hardening
The true stress-strain relations of plastic deformation at which necking begins may be approximated. The value n for steel is \(\rm \sigma _ T= K \varepsilon _T^n\) The value n for low carbon steel is
1
0.21
2
0.16
3
0.44
4
0.12