... and carbon steel (round tube, square tube, shaped tube) High Precision Stainless Steel Tube Pipe MillSpecifications:1. Processing pipe diameter: 6 ... ,310S,316,316L,321,347H,etc.Automoted production process:The open book,→ play marks, → forming, → welding, → grinding, → sizing, → straightening, → fixed length ... .5Heater Plane3020Φ5-Φ160.2-1.04KW17×0.9 High Precision Stainless Steel Tube Machine