C max | Si max. | Mn | P max | S max | Cr max. | Mo max. | Ni max. | Al min. | Cu max. | N max. | Nb max. | Ti max. | V max. | Cr+Mo+Ni+ Cu max. | Nb+V max. | Nb+V+Ti max. |
0.14 | 0.15-0.55 | 1.00-1.65 | 0.020 | 0.007 | 0.25 | 0.08 | 0.50 | 0.015 - 0.055 | 0.30 | 0.010 | 0.040 | 0.025 | 0.060 | 0.90 | 0.06 | 0.08 |
Yield Strength (MPa) min. (t≤16mm) |
Yield Strength (MPa) min. (16<t≤25mm) | Yield Strength (MPa) min. | Elongation min. % | |||||||||||||
355 | 355 | 470- 630 | 22 |