... ,Stainless Steel, SS304, SS316,Alumium, Copper, Alloy steel, Straight or Spiral welded pipes, etc.StandardBS,ASTM,DIN,JSBends seriesHeating exchanger, coils, Return ... TechniqueCold bending, and Hot bendingPackingIn bundle, in tray or according to customers’ requirementBend Angle15, 30, 45, 60, 90, 135 and ... L/C At SightPlace of OriginShanghai, China Stainless Steel Heat Exchanger Coil Tube Bending