Calculators

Solve joints and assemblies step by step, with the data of the standards.

• Bolted joint configuratorChoose the screw, nut and washers for a joint: the length to buy and the tools to use.
• Tightening torque and screw loadsCalculate the tightening torque and the preload of a screw following VDI 2230.
• PlannedTolerance stack-upAdd up the tolerances of the parts of an assembly and check that it fits.