< 化学成份、机械性能 Chemical composition 牌号Grade | 化学成分 Chemical composition, % | C | Si | Mn | Cr | Mo | V | W | Nb | Ni | P | S | 10 | 0.07~0.14 | 0.17~0.37 | 0.35~0.65 | - | - | - | - | - | - | ≤0.030 | ≤0.030 | 20 | 0.17~0.24 | 0.17~0.37 | 0.35~0.65 | - | - | - | - | - | - | ≤0.030 | ≤0.030 | 16Mn | 0.12~0.20 | 0.20~0.60 | 1.20~1.60 | - | - | - | - | - | - | ≤0.030 | ≤0.030 | 15MnV | 0.12~0.18 | 0.20~0.60 | 1.20~1.60 | - | - | 0.04~0.12 | - | - | - | ≤0.030 | ≤0.030 | 10MoWVNb | 0.07~0.13 | 0.50~0.80 | 0.50~0.80 | - | 0.60~0.90 | 0.30~0.50 | 0.50~0.90 | 0.06~0.12 | - | ≤0.030 | ≤0.030 | 12CrMo | 0.08~0.15 | 0.17~0.37 | 0.40~0.70 | 0.40~0.70 | 0.40~0.55 | | | | | ≤0.030 | ≤0.030 | 15CrMo | 0.12~0.18 | 0.17~0.37 | 0.40~0.70 | 0.80~1.10 | 0.40~0.55 | - | - | - | - | ≤0.030 | ≤0.030 | 1Cr5Mo | ≤ 0.15 | ≤ 0.50 | ≤ 0.60 | 4.00~6.00 | 0.40~0.60 | - | - | - | ≤ 0.60 | ≤0.030 | ≤0.030 | 12Cr2Mo | 0.08~0.15 | ≤ 0.50 | 0.40~0.70 | 2.0~2.50 | 0.90~1.20 | - | - | - | - | ≤0.030 | ≤0.030 | 12SiMoVNb | 0.08~0.14 | 0.50~0.80 | 0.60~0.90 | - | 0.90~1.10 | 0.30~0.50 | - | 0.04~0.08 | - | ≤0.030 | ≤0.030 |
牌号Grade | 抗拉强度Tensile strength, Mpa | 屈服点Yield point, Mpa | 延伸率Elongation min, % | |
10 | 335~490 | 205 | 24 | 20 | 410~550 | 245 | 24 | 16Mn | 490~670 | 320 | 21 | 15MnV | 510~690 | 350 | 19 | 12CrMo | 410~560 | 205 | 21 | 15CrMo | 440~640 | 235 | 21 |
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