B.S. HR53
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.02 | 0.06 | ||
| Si | 0.40 | |||
| Mn | 0.50 | |||
| P | 0.020 | |||
| S | 0.020 | |||
| Cr | 11.00 | 14.00 | ||
| Ni | 40.00 | 45.00 | ||
| Mo | 5.00 | 6.50 | ||
| Co | 1.00 | |||
| Ti | 2.80 | 3.10 | ||
| Fe | remaining | |||
| Al | 0.30 | |||
| Cu | 0.20 | |||
| B | 0.010 | 0.020 | ||
| Pb | 0.0010 | |||
| Bi | 0.0001 | |||
| Ag | 0.0005 |
