... -1500mm 3)ASTM,AISI,GB 4)SGCC,DC51D,DX51D,DX52D,SPCC,SGCD,Q195,Q2355)ISO SGSthickness0.2mm-1.5mmwidth600mm-1500mm zinc ... standard ASTM, AISI, DIN, GB material SGCC,DC51D,DX51D,DX52D,SPCC,SGCD,Q195,Q235,SPHC surface treatment Zinc Coating:60g/m2 ...