ASTM A7
Chemical composition(mass fraction)(wt.%)
| Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
|---|---|---|---|---|
| C | 2.00 | 2.85 | ||
| Si | 0.10 | 0.50 | ||
| Mn | 0.20 | 0.80 | ||
| P | 0.030 | |||
| S | 0.030 | |||
| Cr | 5.00 | 5.75 | ||
| Mo | 0.90 | 1.40 | ||
| V | 3.90 | 5.15 | ||
| W | 0.50 | 1.50 | ||
| Ni+Cu | 0.75 |
| Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
|---|---|---|---|---|
| C | 2.00 | 2.85 | ||
| Si | 0.10 | 0.50 | ||
| Mn | 0.20 | 0.80 | ||
| P | 0.030 | |||
| S | 0.030 | |||
| Cr | 5.00 | 5.75 | ||
| Mo | 0.90 | 1.40 | ||
| V | 3.90 | 5.15 | ||
| W | 0.50 | 1.50 | ||
| Ni+Cu | 0.75 |