1.Size:according to customers'order 2.Material: 5083,2A50,5A05 ... .1kv-252kv-500kv 4.According to the drawings processing Size: 1" to 72" (DN25 mm-1800 mm);Use:using forming ... Material: 5083,2A50,5A05,2A10,6061,6063,2A50,5154. carbon steel, stainless steelSurface treatment: Transparent oil, rust-proof oil. Aluminum alloy ... 5083.5083,2A50,5A05,2A10,6061,6063,2A50,5154. carbon steel, stainless steel