Calculation of the stresses in the interface of two tube materials with different thermal expansion coefficients and unequal elasticity modules


Attention!

This calculation is only a simplified estimation, and does not replace a detailed design calculation.


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Temperature differences between the temperature of the stress free condition of the connection and the temperature for which stresses should be calculated °C
Elasticity module of the material 1 N/mm²
Elasticity module of the material 2 N/mm²
Poisson´s ratio
Linear thermal expansion coefficient of the material 1 m/m·°C
Linear thermal expansion coefficient of the material 2 m/m·°C
Middle radius mm