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NHFLEX-A TYPE Flanged Single Ball Flexible Rubber Expansion Joints / Shock Absorber
Rubber joints consist of inner and outer rubber, cord layer, and traveler, which are vulcanized and combined with metal flanges. They are primarily used in pipelines with significant vibration and frequent temperature changes. They effectively absorb vibration from pumps, reducing noise and preventing hardware loosening.




| Standard Specification | |
|---|---|
| Max. Working Pressure | 2.5Mpa |
| Operating Temperature | -20ºC to 100ºC |
| Vacuum KPa (mmHg) | 44.9 (350) |
| Applicable Media | Sea Water, Drinking Water, Warm Water, etc. |
| Flange Standards | DIN, JIS, GOST, ANSI |
| Item | Part | Material |
|---|---|---|
| 1 | Body Outer Layer | NR, EPDM, NBR |
| 2 | Body Inner Layer | NR, EPDM, NBR |
| 3 | Reinforced Fabric | Nylon |
| 4 | Wire | Steel |
| 5 | Flange | Zinc Plated/Sprayed CS, SS304, SS316 |







Our facility covers 120 acres with more than 80 professional employees and advanced production and inspection equipment. We specialize in single ball flexible rubber joints, double sphere joints, and rubber-metal pipe connectors using EPDM, NBR, NR, and FR materials.






Petra Pet