Coefficient of Thermal Expansion in Thermal Stress Formulas

The Coefficient of Thermal Expansion is a material property that is indicative of the extent to which a material expands upon heating. And is denoted by α_T. Coefficient of Thermal Expansion is usually measured using the Per Degree Celsius for Temperature Coefficient of Resistance. Note that the value of Coefficient of Thermal Expansion is always negative.

Thermal Stress formulas that make use of Coefficient of Thermal Expansion

fxActual Expansion of SteelGo

fxFree Expansion of SteelGo

fxActual Expansion of CopperGo

fxFree Expansion of CopperGo

fxExtension of Rod if Rod is Free to ExtendGo

FAQ

What is the Coefficient of Thermal Expansion?

The Coefficient of Thermal Expansion is a material property that is indicative of the extent to which a material expands upon heating. Coefficient of Thermal Expansion is usually measured using the Per Degree Celsius for Temperature Coefficient of Resistance. Note that the value of Coefficient of Thermal Expansion is always negative.

Can the Coefficient of Thermal Expansion be negative?

Yes, the Coefficient of Thermal Expansion, measured in Temperature Coefficient of Resistance can be negative.

What unit is used to measure Coefficient of Thermal Expansion?

Coefficient of Thermal Expansion is usually measured using the Per Degree Celsius[°C⁻¹] for Temperature Coefficient of Resistance. Per Kelvin[°C⁻¹] are the few other units in which Coefficient of Thermal Expansion can be measured.

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