Use CR(Cold Rolled), EGI(Electro-Galvanized Iron) or GI(Galvanized Iron) steel sheet. Thickness of 0.4-1.2mm width of 830mm- 1,350mm as a standard. Other width sizes are available on request. Aluminum is also available. EGI(Electro-Galvanized Iron) has zinc plate in thickness of 20g/20g per square meters normally. GI has also zinc coating on its surface.
Chemically treated to improve anti-corrosive and adhesive. Special glue makes anti-corrosion, Good...