标准 | 牌号 | 化学成分 | |||||||
C | Si | Mn | P | S | Cr | Mo | Ni | ||
GB9948 | 10 | 0.07-0.14 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.15 | / | ≤0.25 |
20 | 0.17-0.24 | 0.17-0.37 | 0.35-0.65 | ≤0.035 | ≤0.035 | ≤0.25 | / | ≤0.25 | |
15CrMo | 0.12-0.18 | 0.17-0.37 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.80-1.10 | 0.40-0.55 | ≤0.30 | |
1Cr2Mo | ≤0.15 | 0.50-1.00 | 0.30-0.60 | ≤0.035 | ≤0.030 | 2.15-2.85 | 0.45-0.65 | / | |
1Cr5Mo | ≤0.15 | ≤0.50 | ≤0.60 | ≤0.035 | ≤0.030 | 4.00-6.00 | 0.45-0.60 | ≤ |