The test measures the resistance to the deformation of the bolt holes of the steel wheel due to the tightening of the screws.
The instrument can work by controlling the torque or the tightening load; it is possible to characterize the torque/load rate of the screw thread.
 

Users

Wheels manufacturers
Screw manufacturers
Cars manufacturers
Light commercial vehicles manufacturers

Instruments / Test Machines

Maximum applicable torque: 400 Nm.
Interchangeable wedges.
Maximum applicable load 100 kN.

Standard references

The test fulfills the requirements of the majority of automobile and light commercial vehicle manufacturers.