| 日本 | 中國(guó) | 附注 | 日本 | 中國(guó) | 附注 | | SS400 | Q235-A | - | SUP3 | 65Mn | | | SM490B | Q345B | | SUP3(SUP6-13) | 50CrVA | | | SCM440（QT） | 42CrMo | 標(biāo)調(diào)質(zhì)硬度 | SS400(SS41) | Q235-A | | | LBc3 | ZQSn10-5 | | | Q235-B | | | S45C(N) | 45 | 正火 | | Q235-C | | | S45C(QT) | 45 | 標(biāo)調(diào)質(zhì)硬度 | | >Q235-D | | | FCD45 | QT450-10 | | SCM415 | 20CrMnTi | | | SCM435（QT） | 35CrMo | 標(biāo)調(diào)質(zhì)硬度 | SCM435 | 35CrMo | | | SM58Q | 15MnV | | SCM440 | 42CrMo | | | 6T,4T | 8.8 8 | BOLT &NUT | SCr420 | 20Cr | | | SCW410 | ZG230-450 | | SCr440 | 40Cr | | | 10T | 高強(qiáng)度螺栓 | 10．9級(jí) | S20C | 20 | | | | | | S25C | 25 | | | | | | S35C | 35 | | | | | | S45C | 45 |
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