1. Surface Treatment: powder coating. 2. Material and Thickness: Galvanized steel 3. Color: RAL9005 RAL9004(black) RAL7044 Description of the ... : Degreasing, pickling, phosphating, powder coating.Material and Thickness: SPCC cold rolled Galvanized steelLoad-bearing structure: 2.0mmOthers: 1.20mm to 1.50mmColor ...