- Expansion joint & Flexible joint
Flexible segment
Flexible Segment for Shield Tunnels
Installed at critical points in tunnels constructed by the shield method, this product absorbs and relieves complex stresses and displacements—such as expansion, bending, torsion, and shear—caused by earthquakes and differential settlement, thereby ensuring tunnel safety.
| Available Sizes | Designed based on specified dimensions or on-site inspection |
|---|---|
| Operating Pressure | Withstands water pressure up to 0.5 MPa |
| Material | Pipe Body: SS400, etc. Bolts/Nuts: SCM435, etc. Rubber: CR |
| Coating | Pipe Body: Modified epoxy resin coating Bolts/Nuts: Dacrotized treatment *Other coating options are also available upon request. |
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Flexible Segment for Shield Tunnels
Installed at critical points in tunnels constructed by the shield method, this product absorbs and relieves complex stresses and displacements—such as expansion, bending, torsion, and shear—caused by earthquakes and differential settlement, thereby ensuring tunnel safety.
| Available Sizes | Designed based on specified dimensions or on-site inspection |
|---|---|
| Operating Pressure | Withstands water pressure up to 0.5 MPa |
| Material | Pipe Body: SS400, etc. Bolts/Nuts: SCM435, etc. Rubber: CR |
| Coating | Pipe Body: Modified epoxy resin coating Bolts/Nuts: Dacrotized treatment *Other coating options are also available upon request. |
