BNSV Double flange limit expansion joint
Overview
The utility model is mainly composed of a double expansion ring, a locking ring and a telescopic joint, which is mainly composed of a double sealing ring and a telescopic joint. The pipeline can freely expand and expand in the allowable expansion amount. Once the maximum expansion amount is exceeded, the limit position will be set to ensure the safe operation of the pipeline. It is especially suitable for the connection in the pipeline with vibration, certain slope and bend.
The utility model is mainly composed of a double expansion ring, a locking ring and a telescopic joint, which is mainly composed of a double sealing ring and a telescopic joint. The pipeline can freely expand and expand in the allowable expansion amount. Once the maximum expansion amount is exceeded, the limit position will be set to ensure the safe operation of the pipeline. It is especially suitable for the connection in the pipeline with vibration, certain slope and bend.
No. | Parts | Material |
1 | Body | Ductile iron QT450-10、Q235 |
2 | Seal ring | NBR |
3 | Gland | Ductile iron QT450-10、Q235 |
4 | Limit screw | Q235、45 |
5 | Limit expansion tube | Ductile iron QT450-10、Q235 |
6 | Nuts | Q235、45 |
7 | Studs | Q235、45 |
