Q. Stress strain curve of high tensile steel (Solved)
1. has a definite yield point
2. does not show definite yield point but yield point is defined by 0.1% proof stress
3. does not show definite yield point but yield point is defined by 0.2% proof stress
4. does not show definite yield point but yield point is defined by 2% proof stress,
- c. does not show definite yield point but yield point is defined by 0.2% proof stress