Thermal Expansion Calculator
Estimate stainless steel length change from coefficient of thermal expansion, original length and temperature change.
Technical calculator
Thermal Expansion Calculator
Estimate stainless steel length change from coefficient of thermal expansion, original length and temperature change.
Technical reference
Calculation basis and limits
The coefficient varies with grade, temperature range, product condition and reference standard. This linear estimate is for planning only.
Confirm the grade, standard, application conditions and supplier documentation before making a final engineering or purchasing decision.
Calculation method
Formula and worked example
Thermal Expansion Calculator formula
Use the stated inputs and units to calculate an indicative result.
Worked example
A 1,000 mm length with α=17.3×10⁻⁶/°C over a 100°C rise changes by about 1.730 mm.
Quotation planning
How to use this estimate
Use the result to size clearances and supports, then confirm the grade-specific coefficient and design temperature with engineering.
Review limits
What can change the result
- Input rounding and unit choice can affect the displayed result.
- Material condition and tolerance may change the actual value.
- Keep the source values with the quotation record.
Request for quotation
Send your Thermal Expansion Calculator requirement
Include the calculated result together with material grade, product form, dimensions, standard, application, quantity and destination.
- Grade and standard
- Product form and dimensions
- Application, quantity and destination
Frequently asked questions