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原帖由 asdolmlm 于 2006-9-27 22:06 发表6 d m4 y& v& R$ s$ w 碳素钢:A3,50,55,40,451 ?4 q6 E2 w7 m5 l2 y 合金钢:45Mn,38CrMoAlA,20Cr,20CrMo,40Cr,20Mn2TiB,50Mn2 9 S( Z3 D I: f. |) g6 u Q铸钢:ZG45,; a% }/ L1 y! z( _9 b% @& U! {2 ] 铸铁:HT300,QT600-3,HT180 2 x* W6 O/ ~' @' o3 L, L有色金属:ZQSnD6-3-3,HAl60-1-1,ZCuZn40Pb2,QSn6.5-0.1,QA15
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