冷拉六角鋼規(guī)格:S8-S55
材質(zhì):45#,A3,20Cr,40Cr,20CrMo,40 CrMo,20Mn2A,42CrMo,20MnSi,35CrMo,HG3,Q215,Q235,B16,25Cr2MoVa,60Si2MnA,55CrSiA,16Mn,40Mn等等,可定制選擇。冷拉六角鋼:冷拉出來(lái)的,截面是六角的叫冷拉六角鋼。
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