... Seal, Phosphating, etc Application:Hot dip galvanized coil products are mainly used in construction, light industry, auto industry, agriculture ... frozen aquatic products processing equipment, etc;e.) Commercial is mainly used as a material handling, packaging equipment, etc.Certificate: Payment ... Channel, Angle, H-Beam, C-Beam, Galvanized Steel Coil, Hot Rolled Steel Plate, Cold Rolled Steel Plate, ...