供应圆钢8#10#20#25#35#45#55#60#,Q215-235,20Cr,40Cr,15CrMo,20CrMo,35CrMo,42CrMo,38CrMoAl,5CrMnMo,16Mn(Q345B),20Mn,20Mn2,9Cr2,38CrSi,45Cr,50Cr,50Mn,45Mn2,65Mn,60Si2Mn,20CrMnTi,20MnTiB,GCr15,ML35,T8-T12,Cr12,Cr12MoV,3Cr2W8V等材质的圆钢,冷拉方钢6*6--50*50,另有方管,矩管,不锈钢管,各种规格各种材质的圆钢022-26615961