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MECHANICAL

Shaft Size Calculator

Size a solid circular shaft for pure torsion.

Transparent calculationFormula and assumptions shown
01

Enter your values

02

Your result

Minimum diameter43.948051mm
FORMULA USEDd = ∛(16T/πτ)
METHOD

How this calculation works

The calculator substitutes your values into the stated engineering relationship and evaluates the result using the displayed units. Change any input to recalculate instantly.

Important

This is an idealised engineering calculation. Confirm material properties, loading conditions and applicable design factors before specification or construction.