| Annealing | Quenching | Tempering | Normalizing | Q & T | 
| √ | √ | √ | √ | √ | 
| C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Ni | 
|---|---|---|---|---|---|---|
| 0.15-0.23 | 0.4-0.6 | 0.4-0.7 | 0.025 | 0.025 | 0.45-0.65 | |
| Mo | Al | Cu | Nb | Ti | V | Ce | 
| 0.9-1.2 | ≤0.3 | |||||
| N | Co | Pb | B | Other sum | ||
| ≤0.5 | ||||||
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