Hao source of supply to the sewer special type limited telescopic joint B2F Double flange limited telescopic ..

Expansion joints applicable at the local convenience valves and pipe connections valve or pump installation, removal, can effectively reduce the construction time, double flanged expansion joints is to provide a connecting flange is made of two pieces composed from the connection with the pipeline or flange assembly device. Different from the single flange expansion joints. Double flange limited telescopic joint installation of stop, in the course of the pipeline can limit the amount of displacement of the effective protection of pipes, expansion joints prevent Rato.