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Solid square section

Solid square section 2a
Solid square section

Values for calculation

$ T $ $ \mathrm{Nm} $
$ a $ $ \mathrm{mm} $
$ L $ $ \mathrm{mm} $
$ G $ $ \mathrm{MPa} $

Calculation

Polar moment of inertia

$$K=2.25\cdot a^4$$

Angle of twist

$$θ=\cfrac{T\cdot 10^3\cdot L}{K\cdot G}$$

Torsion stress

$$τ_{max}=\cfrac{0.601\cdot 10^3\cdot T}{a^3}$$