Titanium pipe fittings

It is a devise wherein a pipe fitting installed between pipes or tubes gives room for change in direction. The ends of the pipe may be machined for welding , threaded. When the two ends differ in size it is called a reducer elbow. They are devise used for connecting pipes. They include fixed flanges, connecting flanges, The fixing flanges and connecting flanges has a bolt facing groove on a peripheral edge of each flange and a nut fixing groove.The joint fastening includes screw bolt, fixing nut screwed to a first end of the screw bolt and a second fixing nut screwed.