This carbon steel tank adopt carbon steel, the thickness of the material is 6mm( this would be changed as your requirement). The surface of carbon steel tank is spray painting. The body of carbon steel tank has wonderful welding and perfect polishing. We could produce as your specification or as your design drawing. Packing: 1 unit per carton( Clients requirement is available) Hongda is one senior and professional stainless steel tank manufacture in Shaanxi, which has many years experience in manufacturing food processing equipment, GMP pharmaceutical equipment and Biochemical equipment. We have completely quality control system to every manufacturing process from purchase raw material to final packing. We could provide all series of service, include design, manufacture and installation. We also could manufacture as your design drawing, to make our clients satisfy in our effort.