... .25-2.5mm*1000-2000mm*C, zero or regular spangle Hot dip galvanized steel coils: Steel gradeJIS G3302, SGCC, EN10142/10143, DX51D,S350GDZinc coatingZ100--Z275(G40 ... the perfect building material in construction for making roofing tile, steel profiles for wall partition, T-bar, studs, fireproof door, air ...