Jack Models



12 ton capacity, double acting hydraulic jacks with in-built grip jaws, used for lifting and erecting storage tanks

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
12 ton capacity, single acting hydraulic jacks with in-built grip jaws, used for tank lifting, spring return