Explanation:
As per codal provisions of IS 3370:
Permissible stress of the material is as follows:
a) Mild Steel - 115 N/mm^{2} and HYSD bar - 130 N/mm^{2}
b) Concrete
Grade |
Direct tension |
Bending Tension |
M25 |
1.3 N/mm^{2} |
1.8 N/mm^{2} |
M30 |
1.5 N/mm^{2} |
2.0 N/mm^{2} |