Reliance Point-Repair Jack
The point repair jacks are designed for trenchless point repairs and are suitable for repairing pipe diameters of DN150-600. They can be used to repair HDPE pipes, PVC pipes, glass sand-filled pipes, and steel belt pipes. However, they are not suitable for PE pipes and concrete pipes. The Duck Billed Jack (DN300-500) is an exclusive product developed by RELIANCE for pretreating structural defects in pipelines. This product has a Chinese invention patent, a Chinese utility model patent, and a Chinese appearance design patent.
In Stock
Customized Available
Up-Down Jack Technical Specification
| Up-Down Jack | Initial Height (mm) | Hydrauliclifting Height (mm) | Maximum Lifting Height After Installing the Extension Block (mm) | Total Length L (mm) | Net weight | Gross Weight (kg) |
|---|---|---|---|---|---|---|
| Up-Down Jack DN150-300 | 130 | 80 | 310-320 | 420 | 15 | 34 |
| Up-Down Jack DN300-600 | 180 | 100 | 610-620 | 420 | 24 | 43 |
Duck Billed Jack Technical Specification
| Duck Billed Jack | H3 (mm) | H2 (mm) | Maximum Expanding Height (mm) | Total Length L (mm) | Net weight | Gross Weight (kg) |
|---|---|---|---|---|---|---|
| Duck Billed Jack DN300 | 130 | 250 | 310-320 | 650 | 38 | 48 |
| Duck Billed Jack DN400 | 130 | 300 | 410-420 | 700 | 58 | 69 |
| Duck Billed Jack DN500 | 130 | 380 | 510-520 | 760 | 62 | 73 |




