意大利硬質(zhì)合金牌號和化學成分如表23-99~104所示。表23-99A.L.D.A.P.股份公司(A.L.D.A.P.SPA)硬質(zhì)合金牌號和化學成分牌號化學成分,%WC Co2A3A3A-BIN90925.53.54.54.5AOA05A10A11A15A20A21A25A30A40A50A6093.891.593.393.391.387.387.384.5858076720.72.50.70.70.70.70.70.75.5 (共 1532 字) [閱讀本文] >>