(1)高碳鉻軸承鋼的化學(xué)成分及退火后的硬度(表2-128、表2-129)表2-128高碳鉻軸承鋼的化學(xué)成分牌號(hào)化學(xué)成分/%碳硅錳鉻GCr4GCr5GCr9GCr15SiMnGCr15SiMoGCr18Mo0.95~1.050.95~1.051.00~1.100.95~1.050.95~1.050.95~1.050.15~0.300.15~0.350.15~0.350.45~0.750.6 (共 1601 字) [閱讀本文] >>
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 (1)高碳鉻軸承鋼的化學(xué)成分及退火后的硬度(表2-128、表2-129)表2-128高碳鉻軸承鋼的化學(xué)成分牌號(hào)化學(xué)成分/%碳硅錳鉻GCr4GCr5GCr9GCr15SiMnGCr15SiMoGCr18Mo0.95~1.050.95~1.051.00~1.100.95~1.050.95~1.050.95~1.050.15~0.300.15~0.350.15~0.350.45~0.750.6 (共 1601 字) [閱讀本文] >>