R-2
Product information
Stenflex rubber expansion joints type R-2 (and type R-4) are standard rubber expansion joints. These types are similar to A-2 expansion joints, only with an installation length of 130mm. Various flange bores are possible here. The tension rods absorb the pressure reaction force in a system.
Type R-2 and Type R-4:
- In the type R-2, the tie rods are limited only on the outside, preventing the expansion joint from extending.
- In the type R-4, the tie rods are bounded both on the outside and on the inside, which prevents the expansion joint from lengthening and compression. As in vacuum.

Specifications
- Rubber grade: EPDM, NBR or CIIR rubber
- Range: DN 25 to DN 300
- Temperature: max. 100°C
- Pressure stage: PN 16
Application
Stenflex rubber expansion joints type R-2 and R-4 are general purpose and well suited for absorbing vibration from pumps, absorbing ground settlement or lateral pipe displacements. The type R-2 has a universal, short installation length of 130mm.
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