dx51d galvanized steel coil steel grade: SPCC, SGCC, DX51D thickness: 0.17~4.0mm width: below 1500mm hot dipped galvanized steel coil1). Standards: GB/ ... T2518, JIS G 3302, DIN EN 10142, ASTM A 653. Material Grade: SGCC, SGCD1, SGCD2,DX51D ... , DIN EN 10142, ASTM A 653.MaterialSGCC, SGCD1, SGCD2,DX51D+Z, DX52D+Z, DX53D+D,etcSurfaceChromated, unoiled/oiled, minimum ...