1.standard:Q195 DX51D SGCC SGCH S280 2.Thickness:0.15-4.0mm 3.Zinc:Z80-Z275g/m2 4.very ... ,ASTM 1.standard:Q195 DX51D SGCC SGCH S280 2.Thickness:0.15-4.0mm 3.Zinc:Z80-Z275g/m24.very competitive ... : PPGI Coil Base Material: SGCC, ENG10142, DX51D, ASTM A653 Thickness: 0.23~1mm Width: 497~1250mm Coil Internal Diameter (ID): 508mm/610mm ...