Professional Supplier for Heat Exchanger & Pressure Vessel
Double Sphere Rubber Expansion Joint with Union
Table of Materials
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Serial No. |
Portion | Material |
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1 |
Main body |
Polarized rubber |
| 2 | Lining | Nylon cord fabric |
| 3 | Frame | Hard steel wire |
| 4 | Union | Forgeable cast iron |
Techmical Consition
| Parameter | 3/4″ — 3″ |
| Working pressure (MPa) | 1.0 |
| Bursting Pressure (MPa | 3.0 |
| Vacuity (mmHg) | 400 |
Table of Nominal Core Diameter of Pige,Axial displacement,and Lateral Displacement
| Nominal core dia.DN | L Value （mm) |
Axial displacement (mm) | Lateral displacement | |||
| (mm) | （in.） | Stretch(mm) | Compression | |||
| 15 | 1/2 | 200 | 6 | 22 | 45 | |
| 20 | 3/4 | 200 | 6 | 22 | 45 | |
| 25 | 1 | 200 | 6 | 22 | 45 | |
| 32 | 1 1/4 | 200 | 6 | 22 | 45 | |
| 40 | 1 1/2 | 200 | 6 | 22 | 45 | |
| 50 | 2 | 200 | 6 | 22 | 38 | |
| 65 | 2 1/2 | 200 | 240 | 6 | 22 | 38 |
| 80 | 3 | 200 | 240 | 6 | 22 | 38 |
Schematic Diagram of Displacement and Deflection of Floating Flange Rubber Expansion Joints
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Axial compression
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Axial stretch
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Angle of deflection
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Lateral displacement
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