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??????????????,?????и?Э????????????????????????,1994???100??,????????20?????,?й????????????????
?????,?????й???????????????и?Э???????,??1???????????199.45?????,?????????????????????210???????,1-9??????????????????????215????????
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???????????????й??????????????????????????????????ASTM??ASME????????JISS????????DIN????????BS????????? IO????????EN ???????????????????????????????????и???????????????????????????????8-600mm???4.5m ??????18m????????????????? ?????????????????????m??0.5mm????????100mm???8mm?????γ???1mm???и??????? 100mm?12.5????100mm?25???и??????????????
???????????????
12*2200*9690
16*2200*7430
12*2200*9780
28*1750*5600
18*2000*8000
????4??26????????????180*20??q345qc????????????г???????????λ???
