SAE H21
Chemical composition(mass fraction)(wt.%)
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.30 | 0.40 | ||
Si | 0.15 | 0.30 | ||
Mn | 0.20 | 0.40 | ||
Cr | 3.00 | 3.75 | ||
Mo | ||||
V | 0.30 | 0.50 | ||
W | 8.75 | 10.00 |
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.30 | 0.40 | ||
Si | 0.15 | 0.30 | ||
Mn | 0.20 | 0.40 | ||
Cr | 3.00 | 3.75 | ||
Mo | ||||
V | 0.30 | 0.50 | ||
W | 8.75 | 10.00 |