SAE M15
Chemical composition(mass fraction)(wt.%)
| Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
|---|---|---|---|---|
| C | 1.50 | 1.60 | ||
| Si | 0.20 | 0.40 | ||
| Mn | 0.10 | 0.40 | ||
| Cr | 4.00 | 4.75 | ||
| Mo | 3.00 | 3.50 | ||
| V | 4.75 | 5.25 | ||
| W | 6.25 | 6.75 | ||
| Co | 4.75 | 5.25 |
| Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
|---|---|---|---|---|
| C | 1.50 | 1.60 | ||
| Si | 0.20 | 0.40 | ||
| Mn | 0.10 | 0.40 | ||
| Cr | 4.00 | 4.75 | ||
| Mo | 3.00 | 3.50 | ||
| V | 4.75 | 5.25 | ||
| W | 6.25 | 6.75 | ||
| Co | 4.75 | 5.25 |