THREADED RUBBER EXPANSION JOINTS / WITH UNION CONNECTIONS
TECHNICAL DESCRIPTION
• They are used in various joints with the presence of vibrations, axial and lateral displacements
• They are also used as joints in pipelines operating with pressure and vacuum
Dimensions:DN 20 – 80 / 3/4″ – 3″
Additional information
Materials
| No. | DETAILS | MATERIALS |
|---|---|---|
| 1 | Corrugated part - inner layer | EPDM |
| 2 | Corrugated part - middle layer | PA (Nylon) |
| 3 | Corrugated part - outer layer | EPDM |
| 4 | Connection ends | steel 1.0619 |
Features
| SPECIFICATION | |
|---|---|
| Standard | DIN |
| Threaded connection | BSPP thread |
| Maximum pressure at 20 °C | 10 bar |
| Construction length | 200mm |
| Pipe diameter | 3/4 - 3" |
| Displacement, axial + | 6mm |
| Displacement, axial - | 22 mm |
| Displacement, lateral +/- | 22 mm |
Dimensions
| DN | D | L | E | MAXIMUM RECORDED DISPLACEMENT (mm) | vacuum | weight | |||
|---|---|---|---|---|---|---|---|---|---|
| BSPP | (mm) | (mm) | contraction | stretching | lateral | angular | (bar) | (kg) | |
| 20 | 3/4" | 200 | 53.9 | 22 | 6 | 22 | 30 | 0.5 | 0.7 |
| 25 | 1" | 200 | 66.1 | 22 | 6 | 22 | 30 | 0.5 | 1.2 |
| 32 | 1 1/4" | 200 | 72.4 | 22 | 6 | 22 | 30 | 0.5 | 1.6 |
| 40 | 1 1/2" | 200 | 89.3 | 22 | 6 | 22 | 30 | 0.5 | 2.0 |
| 50 | 2" | 200 | 101.6 | 22 | 6 | 22 | 30 | 0.5 | 2.7 |
| 65 | 2 1/2" | 240 | 124.4 | 22 | 6 | 22 | 30 | 0.5 | 4.5 |
| 80 | 3" | 240 | 138.6 | 22 | 6 | 22 | 30 | 0.5 | 5.0 |
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