... GradeCarbon Steel, Q195,Q215,Q235,Q345,Stainless Steel, SS304, SS316,Alumium, Copper, Alloy steel, Straight or Spiral welded pipes, etc.StandardBS,ASTM,DIN,JSBends seriesHeating exchanger, coils ... TonsDelievery time15-30 daysPayment termT/T,30% payment in advance.or L/C At SightPlace of OriginShanghai, China Heat Exchanger Stainless Steel Coil Tube Bending