| 鋼號 | C | Mn | P | S | Si | Ni | Cr | Mo | 其他 |
| 4720H | 0.17~0.23 | 0.45~0.75 | 0.15~0.25 |
|
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| 4815H | 0.12~0.18 | 0.30~0.70 | <0.035 | <0.040 | 0.15~0.35 | 3.20~3.80 | / | 0.20~0.30 | / |
| 4817H | 0.14~0.20 | ||||||||
| 4820H | 0.17~0.23 | 0.40~0.80 | |||||||
| 50B40H | 0.37~0.44 | 0.65~1.10 | <0.035 | <0.040 | 0.15~0.35 | / | 0.30~0.70 | / | B:0.0005~0.003 |
| 50B44H | 0.42~0.49 | ||||||||
| 5046H | 0.43~0.50 | 0.13~0.43 | / | ||||||
| 50B46H | B:0.0005~0.003 | ||||||||
| 50B50H | 0.47~0.54 | 0.30~0.70 | |||||||
| 50B60H | 0.55~0.65 |
| 鋼號 | 化學(xué)成分 % | ||||||||
| C | Mn | P | S | Si | Ni | Cr | Mo | 其它 | |
| 5120H | 0.17~0.23 | 0.60~1.00 | <0.035 | <0.040 | 0.15~0.35 | / | 0.60~1.00 | / | / |
| 5130H | 0.27~0.33 | 0.60~1.10 | 0.75~1.20 | ||||||
| 5132H | 0.29~0.35 | 0.50~0.90 | 0.65~1.10 | ||||||
| 5135H | 0.32~0.38 | 0.70~1.15 | |||||||
| 5140H | 0.37~0.44 | 0.60~1.00 | 0.60~1.00 | ||||||
| 5147H | 0.45~0.52 | 0.60~1.05 | 0.80~1.25 | ||||||
| 5150H | 0.47~0.54 | 0.60~1.00 | 0.60~1.00 | ||||||
| 5155H | 0.50~0.60 | ||||||||
| 5160H | 0.55~0.65 | 0.65~1.10 | |||||||
| 51B60H | B:0.0005~0.003 | ||||||||
| 6118H | 0.15~0.21 | 0.40~0.80 | <0.035 | <0.040 | 0.15~0.35 | / | 0.40~0.80 | / | V:0.10~0.15 |
| 6150H | 0.47~0.54 | 0.60~1.00 | 0.75~1.20 | V:>0.05 | |||||
| 81B45H | 0.42~0.49 | 0.75~1.05 | <0.035 | <0.040 | <0.15~0.35 | 0.15~0.45 | 0.30~0.60 | 0.08~0.15 | B:0.0005~0.003 |
| 8617H | 0.14~0.20 | 0.65~0.95 | <0.035 | <0.040 | 0.15~0.35 | 0.35~0.75 | 0.35~0.65 | 0.15~0.25 | / |
| 8620H | 0.17~0.23 | ||||||||
| 8622H | 0.19~0.25 | ||||||||
| 8625H | 0.22~0.28 | ||||||||
| 8627H | 0.24~0.30 | ||||||||
| 8630H | 0.27~0.33 | ||||||||
| 86B30H | B:0.0005~0.003 | ||||||||
| 8637H | 0.34~0.41 | 0.70~1.05 | / | ||||||
| 8640H | 0.37~0.44 | ||||||||
| 8642H | 0.39~0.46 | ||||||||
| 8645H | 0.42~0.49 | ||||||||
| 86B45H | B:0.0005~0.003 | ||||||||
| 8650H | 0.47~0.54 | / | |||||||
| 8655H | 0.50~0.60 | ||||||||
| 8660H | 0.55~0.65 | ||||||||
| 8720H | 0.17~0.23 | 0.60~0.95 | <0.035 | <0.040 | 0.15~0.35 | 0.35~0.75 | 0.35~0.65 | 0.20~0.30 | / |
| 8740H | 0.37~0.44 | 0.70~1.05 | |||||||
| 8822H | 0.19~0.25 | 0.30~0.40 | |||||||
| 9259H | 0.56~0.64 | 0.65~1.10 | <0.035 | <0.040 | 0.70~1.20 | / | 0.45~0.65 | / | / |
| 9260H | 0.55~0.65 | 1.70~2.20 | / | ||||||
| 94B15H | 0.12~0.18 | 0.70~1.05 | <0.035 | <0.040 | 0.15~0.35 | 0.25~0.65 | 0.25~0.55 | 0.08~0.15 | B:0.0005~0.003 |
| 91B17H | 0.14~0.20 | ||||||||
| 94B30H | 0.27~0.33 | ||||||||