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 弹簧钢(GB/T1222—1984)的化学成分及力学性能列于表2-86、表2-87。表2-86弹簧钢的牌号及化学成分序号牌号化学成分(%)CSiMnCrVBMoWNi≤Cu≤P≤S≤1234565708565Mn55Si2Mn0.62~0.700.62~0.750.82~0.900.62~0.700.52~0.600.17~0.370.17~0.370.17~0.370.17~0.371 (共 2023 字) [阅读本文] >>