Jack Models
The time for lifting tank upto 2.5 meters height is as follows:
Using double action jacks - 40 minutes
Using single action jacks - 3-4 hours
Double Acting Jacks work 5 times faster than Single Acting Jacks
| Model / Description | 510-25D | 2510-35D | 2510-40D | 2510-50D |
| Working capacity (metric tons) | 12 | 12 | 18 | 25 |
| Testing load (metric tons) | 18 | 18 | 27 | 37.5 |
| Standard arc distance between jacks (m) | 2 to 3.5 | |||
| Max plate height for which jacking equipment can be supplied (m) | 2.5 or 3.0 or more | |||
| Min plate height that can be used (m) | 0.80 | |||
| Min safe bearing capacity below trestle base plate (N/mm2) | 1.45 | |||
| Plate thickness range (mm) | 5 and above | 6 and above | ||
| Unitary climb (cm/stroke) | 10 | |||
| Time per stroke (minutes) | Approx 5 | 1 to 1.55 | ||
| Working pressure (kg/cm2) | 120 | 142 | 135 | |
| Piston retracting system | Spring | hydraulic | ||
| Trestle retractable system to al low internal welds using automatic welding machine | No | No | No | No |
