Type B3
Rubber Expansion Joint
Standard model single-arch rubber expansion joint composed of single-layer rubber bellow, for mounting with internal-external threads on the pipeline.
Available in various rubber qualities depeding on the flow media, different materials for couplings and standard install lengths. Double-arch constructions are available on request.
For detailed technical specifications on Type B3 rubber expansion joints please check the following table and documents or contact us.
Features
- high flexiblility, universal movements
- installation wih internal-external threads
- various rubber qualities
Documents
Product Data Sheet [.pdf]Category Brochure [.pdf]
Instalation & Servicing [.pdf]
Materials Compatibility [.pdf]
Technical Specifications
| Type | Series |
Size Range |
Pressure Class |
Movements | |||
|---|---|---|---|---|---|---|---|
| Axial [+/-mm] | Lateral [+/-mm] | Angular [+/-deg] | |||||
|
Rubber |
B3 | DN20-DN50 | PN16 | yes * | yes * | yes * | |
|
* acc. to individual design or standard program |
|||||||
| Type | Rubber | ||||||
|---|---|---|---|---|---|---|---|
| Series | B3 | ||||||
| Couplings | mixed threads | ||||||
| Size/Range | DN20-DN50 | ||||||
| Pressure | PN16 | ||||||
| Axial | yes * | ||||||
| Lateral | yes * | ||||||
| Angular | yes * | ||||||
|
* acc. to individual design or standard program |
|||||||
Rubber Quality Chart
|
Rubber Quality |
Mark |
Color |
Common Applications |
Max. Allowed Temperature |
|---|---|---|---|---|
| NEOPRENE |
|
grey |
water | 70°C |
| EPDM |
|
red |
warm / industrial water | 90°C |
| EPDM-SP |
|
red |
hot water / heating systems | 110°C |
| NITRIL |
|
yellow |
oils | 80°C |
| NITRIL |
|
white |
food grade applications | 80°C |
| HYPALON |
|
green |
acids | 80°C |
| BUTYL |
|
blue |
potable water | 90°C |
| VITON |
|
purple |
strong acids | 90°C |
|
* for proper identification of the required rubber quality, please check our complete Rubber Compatibility Chart |
||||
Standard Program
|
Nominal Diameter |
Overall Length [mm] |
SW1 [mm] |
SW2 [mm] |
Movements | |||
|---|---|---|---|---|---|---|---|
|
[mm] |
[inch] |
Axial [+/-mm] |
Lateral [+/-mm] |
Angular [+/-deg] |
|||
| 20 | 3/4" | 207 | 36 | 80 | 30 | 30 | 30 |
| 25 | 1" | 214 | 40 | 80 | 30 | 30 | 30 |
| 32 | 1 1/4" | 221 | 48 | 80 | 30 | 30 | 30 |
| 40 | 1 1/2" | 226 | 53 | 90 | 30 | 30 | 30 |
| 50 | 2" | 235 | 66 | 110 | 30 | 30 | 30 |
