Spiral Steel Pipe Outside Diameter: 219 mm to 2220mm (8 -87 inch)
Spiral Steel Pipe Thickness: 6 to 18mm ( 0.236-0.708 inch)
Spiral Steel Pipe Grade: A, B, X42, X46, X52, X56, X60, X65, J55,
Type of Spiral Steel Pipe coating: 2PE, 3PE, Epoxy powder.
Spiral Steel Pipe Application: Structure Spiral Steel Pipe, piling pipe. Sewage and clear water transpotation. Line pipe for petroleum