Prevents Joint Pull-Out Under Tension
The Anti-Separation Pipe Connector locks pipes together under axial tension. Some pipelines cross rivers, highways, or railway lines. Settlement or loads can pull joints apart. Standard connectors may separate under these forces. Our connector has an internal locking mechanism. It holds the pipe ends firmly inside the housing. Even under high axial force, the joint stays connected.
The housing has locking ridges on the inside at both ends. During installation, the pipe end must pass over these ridges to reach the final position. If the pipe tries to pull out, the ridges catch on the pipe end. They prevent outward movement. This locking system is mechanical. It does not rely on gasket friction. Reliability is high. The connector provides both sealing and pullout prevention in one product.
Our lab tests each anti-separation connector for pullout resistance. Test data shows that at 80% of pipe breaking strength, the joint still shows no loosening. Our quality team measures the locking dimensions on every product. This ensures the anti-pullout function works.

Used on a Cross-Sea Bridge
A cross-sea bridge had a water supply line on the deck. Thermal movement and wind loads caused pipe movement. Standard connectors loosened frequently. The maintenance team switched to our Anti-Separation Pipe Connector. The locking ridges held the pipes securely. No loosening occurred. The bridge water system has run safely for over five years.
We offer a 10-year warranty. The housing is QT450 ductile iron with epoxy coating. The EPDM gasket lasts for years outdoors. The bolts have anti-loosening washers and do not come loose under vibration.

Specifications
|
Parameter |
Specification |
|
Application |
River crossings, railway crossings, settlement zones |
|
Working Pressure |
≤1.6 MPa |
|
Housing Material |
QT450 ductile iron (with locking ridges) |
|
Sealing Material |
EPDM rubber |
|
Bolt Grade |
8.8 high-strength steel with lock washers |
|
Surface Treatment |
Epoxy powder coating |
|
Diameter Range |
DN50 – DN400 |
|
Pullout Resistance |
≥80% of pipe breaking strength |
|
Warranty |
10 years |
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