... .Grade ASTMA 653 , ASTMA 792 , JIS G3302 SGCC, DX51D-Z, 3.SS grade 33-80; SGCC, SGCH... 4.Factory outlets. CERTIFICATEGI:ISO9001:2008STANDARDGI :ASTM ... 2518, European standardGRADEGI : SS grade 33-80; SGCC, SGCH, SGCD1-SGCD3, SGC340-SGC570, SGCC, DX51D….MODEL NO.GI :(0.15-2.5)*1000 ... steel, high-strength-steel plate Galvanized steel coil ( Hot Dip ) ( SGCC / SPCC / DC51D / ST01Z etc. )