UnitConThermal Expansion
The coefficient of thermal expansion describes how much a material expands for each degree of temperature increase. It is important in civil engineering, piping, precision manufacturing, and materials science. This converter helps compare coefficients across SI and customary temperature units. It is especially useful when reviewing data sheets from different regions.
Common conversions
| From | To |
|---|---|
| 1 Per Kelvin | 0.5555556 Per Fahrenheit |
| 1 Per Celsius | 1 Per Kelvin |
| 1 Per Fahrenheit | 1.8 Per Celsius |
| 1 Per Rankine | 1.8 Per Kelvin |
Frequently asked questions
It measures how much a material changes size per degree of temperature change. Higher values mean the material expands more for the same heating.
Bridges heat up and cool down through the year. Expansion joints allow movement so the structure is not damaged by thermal strain.
Expansion varies widely, but many polymers and some light metals expand more than materials such as steel or glass. Engineers always check actual material data before design work.