(1)熱作模具鋼的化學(xué)成分(表2-150)表2-150熱作模具鋼的化學(xué)成分(GB/T1299—2000)牌號(hào)碳硅錳鉻鉬低耐熱性熱作模具鋼5CrMnMo5CrNiMo4CrMnSiMoV5Cr2NiMoVSi①0.50~0.600.50~0.600.35~0.450.46~0.530.25~0.60≤0.400.80~1.100.60~0.901.20~1.600.50~0.800.80~1.10 (共 6576 字) [閱讀本文] >>
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