... :US$600-740/ Mt SGCC (DX51D+Z)galvanized steel sheet 1) standard: JIS G3002 GB/T251B 2) Grade: SGCC (DX51D+Z), SGCD (DX52D ... /MM2StandardJIS G3002, GB/T251B,AS 1397, EN 101402,ASTM A653Grade SGCC,SGCD,SGCH,DX51D+Z,DX52D+Z,DX53D+Z,DX54D+Z ... /MM2StandardJIS G3002, GB/T251B,AS 1397, EN 101402,ASTM A653Grade SGCC,SGCD,SGCH,DX51D+Z,DX52D+Z,DX53D+Z,DX54D+Z ...