Annealing |
Quenching |
Tempering |
Normalizing |
Q & T |
√ |
√ |
√ |
√ |
√ |
C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
---|---|---|---|---|---|---|
0.22 | 0.40 | 1.00-1.70 | 0.030 | 0.025 | ≤ 0.30 | ≤ 0.80 |
Mo | Al | Cu | Nb | Ti | V | Ce |
≤ 0.10 | ≥ | 0.020≤ 0.70 | ≤ 0.050 | ≤0.03 | ≤ 0.20 | |
N | Co | Pb | B | Other | ||
≤ 0.025 | houdu S ≤65 | |||||
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