... 4.Technique:Hot rolled galvanized steel coil Standard:ASTM, BS, GB, JISSteel grade: DX51D, SGCC, Cs-B, S280, S320, S350, S380, DQ, DDQ ,Q195 Spangle: Regular,Samll ,Big ... ,762/914/1000/1250 Zinc coating : Z80 - Z275/m2 DX51 SGCC, Cs-B, S280, S320, S350, S380, DQ, DDQ ,Q195