1.Size:according to customers'order 2.Material: 5083,2A50,5A05,2A10 3.1kv-252kv-500kv ... drawings processing Size: 4" to 72" (DN100 mm-1800 mm);Use:using forming a free forging machining and other processes to ... , stainless steelSurface treatment: Transparent oil, rust-proof oil. High voltage electric power equipment in forging connecting flange 5083,6A02,6061,6063,2A50 ...