... Q195,Q215,Q235,Q345,Stainless Steel, SS304, SS316,Alumium, Copper, Alloy steel, Straight or Spiral welded pipes, etc.StandardBS, ... style, Serpentine tube and other special type bendingScope of bendsRectangle tube(15*15 to 400*400mm), Round tube: Radius (6mm to 1,500mm), ... Channel Steel(5# to 40#),Angle Steel ...