AMERICA STANDARD:美国标准 C6X8.2X0.200X1.920 152.4X48.77X5.08MM 12.23KG/ M C7X9.8X0.210X2.09 177.8X53.09X5.33MM 14.61KG/M C8X11.5X0.220X2.26 203.2X57.40X5.59MM 17.15KG/M C10 X15.3 X0.240 X2.6 254 X66.04 X6.10MM 22.82KG/M C12 X20.7 X0.282 X2.942 304.8X74.73X7.16MM 30.87KG/M 1.SPEC 材质:ASTM A36 2.PRICE 价格:C6/C7/C8 FOB ST TIANJIN USD 430 /MT 3.PRICE 价格:C10 / C12 FOB ST TIANJIN USD 442 /MT