Gi 1.ISO 9001 2.ASTM A653, JIS G3302 SGCC/SGCH, GB/T 2518... 3.SS grade 33-80; SGCC, SGCH... 4.Z80-275g 1.GI:CERTIFICATEGI:ISO9001:2008STANDARDGI :ASTM A653, JIS G3302 SGCC/SGCH ,GB/T 2518, European standardGRADEGI : SS grade 33-80; SGCC, SGCH, SGCD1-SGCD3, SGC340-SGC570, SGCC, DX51dMODEL NO.GI :(0.12-1.5)*1250MM or underTYPEGI :steel coil, steel sheets/ plates, corrugated steel sheets/ ...