ASTM O6
Chemical composition(mass fraction)(wt.%)
| Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
|---|---|---|---|---|
| C | 1.25 | 1.55 | ||
| Si | 0.55 | 1.50 | ||
| Mn | 0.30 | 1.10 | ||
| P | 0.030 | |||
| S | 0.030 | |||
| Cr | 0.30 | |||
| Mo | 0.20 | 0.30 | ||
| V | ||||
| W | ||||
| Ni+Cu | 0.75 |
| Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
|---|---|---|---|---|
| C | 1.25 | 1.55 | ||
| Si | 0.55 | 1.50 | ||
| Mn | 0.30 | 1.10 | ||
| P | 0.030 | |||
| S | 0.030 | |||
| Cr | 0.30 | |||
| Mo | 0.20 | 0.30 | ||
| V | ||||
| W | ||||
| Ni+Cu | 0.75 |