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Thermal Expansion Calculator

Compute linear, area and volumetric expansion for a given ΔT and coefficient of thermal expansion (CTE).

Material preset

Coefficient of thermal expansion (α) Enter in 1/°C (or use ppm/°C below)

Or CTE in ppm/°C 1 ppm/°C = 1×10⁻⁶ /°C

Original length L₀

Length unit

Original area A₀ (optional)

Area unit

Original volume V₀ (optional)

Volume unit

Initial temperature T₀ (°C)

Final temperature T (°C)

Use exact exponential formula?

Thermal Expansion Calculator