The Permaquip™ HSM70 Stressor is designed to be used in pairs to adjust the gap between rail ends for rail stressing, rail welding, repairing rail failures and for installing insulated joints.

The non-slip type clamps enable the gap to be maintained accurately in order to facilitate a stress-free weld.


Stroke: 380mm
Max tensing force: 78T
Max pushing force: 32T
Max Operating pressure: 595 Bar (8,500 PSI)
Hydraulic Oil: ISO46
Total weight (with long tie bars): 258 kg