1. Double tube bending with one piece material; 2.High level quality ... bendingFOB Shanghai PriceUSD300-USD800/TonSteel GradeCarbon Steel, Q195,Q215,Q235,Q345,Stainless Steel, SS304, SS316,Alumium, Copper, Alloy steel, Straight or Spiral welded pipes ... advance.or L/C At SightPlace of OriginShanghai, China Rectangle Stainless Steel Coil Tube Bending