When the ductile iron pipe is pressed, the three links are always running out. What should be done?
If the pipe is not laid, but installed outdoors, it is recommended to cement the pier and stabilize the pipe at the three and the pipe connection. The problem of the above situation lies in the pressure test in the open air, the outer wall of the pipe without the external pressure and the balance of internal pressure. Xin hot pipe industry
If the conventional backfill soil pressure, pipe fittings installed properly, the phenomenon will not appear.
This situation depends on whether the pipeline installation is in place and the apron installation is standard. If there are no other problems, it is recommended to play a cement pier, half a pack of three can be solved.