... ,expansion,reduction ect. We provide tube bending service, including tube bending, winding and tube end forming.We made different types ... back bead, single/double flare,expansion,reduction ect.These tube endforming are widely used for fittings for different types ... SAE J2045,SAEJ1737,SAE J1681,SAE J1645Tube material: stainless steel 304, 316; copper tube; aluminum tube. Stainless steel tube endforming