(1)優(yōu)質(zhì)碳素結(jié)構(gòu)鋼的化學(xué)成分(表2-89)表2-89優(yōu)質(zhì)碳素結(jié)構(gòu)鋼的化學(xué)成分牌號化學(xué)成分/%碳硅錳鉻鎳銅≤08F10F15F0810152025300.05~0.110.07~0.130.12~0.180.05~0.110.07~0.130.12~0.180.17~0.230.22~0.290.27~0.34≤0.03≤0.07≤0.070.17~0.370.17~0.370.17~ (共 5589 字) [閱讀本文] >>