Popular conversions
1 pairsWatt per Meter-Kelvin ↔ BTU per Hour-Foot-°F
W/m·K ↔ Btu/h·ft·°F
Unit guides
2 unitsDetailed guide to this category
Thermal conductivity measures how well a material conducts heat.
Watt per meter-Kelvin is the SI derived unit, widely used in material science and building insulation ratings.
- Physical quantity
- Thermal conductivity
- SI unit
- Watt per meter-Kelvin
- Typical use
- Insulation and heat transfer engineering
What is thermal conductivity?
Thermal conductivity describes a material's ability to conduct heat, derived from Fourier's law of heat conduction.
It is used to compare insulation materials and calculate building heat loss.
Units
| Unit | Symbol | Information |
|---|---|---|
| Watt per Meter-Kelvin | W/m·K | View unit guide |
| BTU per Hour-Foot-°F | Btu/h·ft·°F | View unit guide |
Sources
The definitions and conversion relationships on this page are aligned with standard metrology and SI reference material.