Double flange expansion joint has strict rule, when installing, should pay attention to the setup and stress of the fixed stents; it must be designed and installed by design department, otherwise pipeline is prone to appear problems. Pay attention to the set distance of guide stent, the distance of the first guide bracket is 4 times from the compensator, the second guide bracket should be installed in the distance from 14 d compensator, and the third can be arbitrarily set.
Double flange limited expansion joint is suitable for one side connected with flange and the other welded with pipe. When installing double flange loose tube limited expansion joint, adjust both ends of the product or install length of flange, tighten gland bolts by diagonal in turn evenly, then adjust the limited nut. Thus the pipeline can extend freely within the scope of scale expansion, locking the expansion amount to ensure the pipeline work safely.
The double flange expansion joint in the pipe connection is caused by heat bilges cold shrink compensation by changes in the fittings. There are two kinds of pipe expansion joint most commonly used, one is rubber pipe expansion joint, and the other is a metal pipe expansion joint.
