NHFLEX-D TYPE Union Thread Connection Flexible Rubber Expansion Joints Pipe Connector Rubber Compensator
A Union Thread Rubber Expansion Joint is a type of flexible connector used in piping systems to absorb thermal expansion, vibration, and mechanical shock. It is designed to allow for movement in the pipeline without causing stress or damage to the system. Union Thread Rubber Expansion Joints feature a threaded connection, which allows for quick and easy installation and maintenance, saving downtime and labor costs in various applications, such as HVAC and heavy industrial applications.
| Max. Working Pressure | 2.0Mpa | |||||
| Operating Temperature | -20ºC to 100ºC | |||||
| Vacuum KPa (mmHg) | 101.3 (760) | |||||
| Applicable Media | Sea Water, Drinking Water, etc. | |||||
| Union Standard | BSPT, NPT | |||||
| Item | Part | Material |
|---|---|---|
| 1 | Body Outer Layer | NR, EPDM, NBR, FKM |
| 2 | Body Inner Layer | NR, EPDM, NBR, FKM |
| 3 | Reinforced Fabric | Nylon |
| 4 | Union | Zinc Plated/Sprayed Carbon Steel, Cast Iron, Bronze, Stainless Steel |
| SIZE (DN) | Compression (mm) | Extension (mm) | Lateral (mm) | Angular (deg) | |||||||
| 20 | 22 | 6 | 22 | 45 | |||||||
| 25 | 22 | 6 | 22 | 45 | |||||||
| 32 | 22 | 6 | 22 | 45 | |||||||
| 40 | 22 | 6 | 22 | 45 | |||||||
| 50 | 22 | 6 | 22 | 45 | |||||||
| 65 | 24 | 6 | 24 | 45 | |||||||
| 80 | 24 | 6 | 24 | 45 | |||||||
* Pressure rating is based on 30ºC operating temperature. Reduced at higher temperatures. Test pressure is 1.5x working pressure.
Our rubber joints are essential for compensating thermal expansion/contraction, absorbing vibrations, and preventing leaks in complex pipeline systems. They ensure safety in water treatment, HVAC, marine, and power generation sectors.
With years of export experience to Spain, Italy, France, India, and beyond, we specialize in high-quality single ball, double sphere, and thread-connection rubber expansion joints. Our facility utilizes advanced production equipment to meet ANSI, DIN, and JIS standards.