Galvanized steel coil DX51D+Z (GI) 1.thickness:0.23-90mm 2.width:500-3000mm 3,material:SGCC,CGCC,DX51D,52D,53D SpecificationsGalvanized Steel ... -180g/m2Coil Weight3-8 TonsTechnologyhot dip galvanized and electro galvanizedSpangle Stateregular spangle, small spangle, big spangle, non-spangle dx51d z100 galvanized steel coil