DIN 1.8550
Chemical composition(mass fraction)(wt.%)
| Elements | Min.（≥） | Max.（≤） | Similar | Remarks |
|---|---|---|---|---|
| C | 0.30 | 0.37 | ||
| Si | 0.40 | |||
| Mn | 0.40 | 0.70 | ||
| P | 0.025 | |||
| S | 0.035 | |||
| Al | 0.80 | 1.20 | ||
| Cr | 1.50 | 1.80 | ||
| Mo | 0.15 | 0.25 | ||
| Ni | 0.85 | 1.15 |
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