UNS T20819
Chemical composition(mass fraction)(wt.%)
Elements | Min.(≥) | Max.(≤) | Similar | Remarks |
---|---|---|---|---|
C | 0.32 | 0.45 | ||
Si | 0.20 | 0.50 | ||
Mn | 0.20 | 0.50 | ||
P | 0.030 | |||
S | 0.030 | |||
Cr | 4.00 | 4.75 | ||
Mo | 0.30 | 0.55 | ||
V | 1.75 | 2.20 | ||
W | 3.75 | 4.50 | ||
Ni+Cu | 0.75 | |||
Co | 4.00 | 4.50 |