JIS G3302, JIS G3313,ASTM A653,GB/T2518-88, GB11253-9, BS, etc.
Zinc Coating
Z20-Z275,AZ30-AZ150
Technique
Cold Rolled Steel Coil
Packing
3 layers of packing. Inside is craft paper, Middle is water plastic film and outside GI steel sheet to be covered by steel strips with lock, with inner coil sleeve.