Looper flange

Looper flange refers to a flange loosely sleeved on the flange of a container pipe. It is a loose flange. The flange can be made by flanging, direct turning out another welding ring. The advantage is that when the flange is deformed, no additional torque is generated on the container the pipeline, the manufacturing is convenient. It can be made of different materials the container the pipeline, which is convenient for saving precious metals. The disadvantage is the larger flange thickness. It is suitable for the occasion the container pipeline is lined with brittle materials the pressure is high.