÷??????????51*8??q235qe????????峤?????????
???????????????5??1800??8000 32??<BR>8??1800??8000 90??<BR>8??2000??8000 70??<BR>8??2000??8000 32??<BR>10??1800??8000 70??<br><br>???????? ???????????????й??????????????????????????????????ASTM??ASME????????JISS????????DIN????????BS????????? IO????????EN ???????????????????????????????????и????????????
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5??1800??8000 32??
8??1800??8000 90??
8??2000??8000 70??
8??2000??8000 32??
10??1800??8000 70??
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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??????????????
????????????????
????10??25??????????????????147.92???????????1.93??????????????????е???????????????????г????????????г?????????硣????????????????????????г???????????????????????
÷??????????51*8??q235qe????????峤?????????
