Chemical composition (nominal) % | |||||||
C | Si | Mn | P | S | Cr | Ni | Mo |
0.41 | 1.5 | 0.9 | ≤0.025 | ≤0.020 | 0.7 | 0.5 | 0.2 |
Lengths, mm (in.) | Tolerance, mm (in.) |
≤ 3375 (132.87) | +/- 2 (0.0787) |
3376-5750 (132.91-226.38) | +/- 3 (0.1181) |
> 5750 (226.38) | +/- 4 (0.1575) |
As-delivered condition, typical values Proof strength | Tensile strength | Hardness |
Rp0.2 | Rm | HRC |
MPa (ksi) | MPa (ksi) | |
820 (119) | 1350 (196) | 38-44 |