... Skinpassed, Oil Hardness: middle, full Aluminum Zinc Galvanized Steel Coil 8,000 tons supply capacity monthly. Standard: ASTM, JIS ... rinse, chemical transform the cold rolled steel coil. hot dip galvanized steel coil is applied in the constructions, transportations, manufacture ... edges, coating steel sheet protection side wall and around the coil. < Production. >hot roll, cold roll and galvanizations. ...