Thermal Conductivity conversion
1 watt/meter/k (W/(m·K)) equals 6.933471796799 btu (it) inch/square foot/hour/°f (Btu·in/(ft²·h·°F)). Enter any value below to convert from W/(m·K) to Btu·in/(ft²·h·°F).
Enter a value and choose units. Results update instantly.
1 W/(m·K) = 6.9334717968 Btu·in/(ft²·h·°F)
| Unit | Value |
|---|---|
| Watt/meter/K W/(m·K) | 1 |
| Watt/centimeter/°C W/(cm·°C) | 0.01 |
| Kilowatt/meter/K kW/(m·K) | 0.001 |
| Btu (IT) inch/square foot/hour/°F Btu·in/(ft²·h·°F) | 6.9334717968 |
| Btu (IT)/foot/hour/°F Btu/(ft·h·°F) | 0.5777893163 |
| Btu (IT)/foot/second/°F Btu/(ft·s·°F) | 0.000160497 |
| Calorie (IT)/centimeter/second/°C cal/(cm·s·°C) | 0.002388459 |
| Kilocalorie (IT)/meter/hour/°C kcal/(m·h·°C) | 0.8598452279 |
Formula
Use this relationship for a direct conversion:
2 W/(m·K) = 13.8669435936 Btu·in/(ft²·h·°F).
SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.
Quick reference
| Watt/meter/K (W/(m·K)) | Btu (IT) inch/square foot/hour/°F (Btu·in/(ft²·h·°F)) |
|---|---|
| 0.01 | 0.069334718 |
| 0.1 | 0.6933471797 |
| 1 | 6.9334717968 |
| 2 | 13.8669435936 |
| 5 | 34.667358984 |
| 10 | 69.334717968 |
| 25 | 173.33679492 |
| 50 | 346.6735898399 |
| 100 | 693.3471796799 |
| 1,000 | 6,933.4717967989 |
From unit
Watt/meter/K (W/(m·K)) is the base unit of Thermal Conductivity in the International System of Units (SI).
Symbol: W/(m·K)
To unit
Btu (IT) inch/square foot/hour/°F (Btu·in/(ft²·h·°F)) is a unit of Thermal Conductivity. 1 Btu·in/(ft²·h·°F) = 0.1442278889 W/(m·K)
Symbol: Btu·in/(ft²·h·°F)
Keep converting
Source
The SI framework is checked against NIST Guide for the Use of the International System of Units; conventional factors come from the extended factor inventory. Calculations use full internal precision before display rounding.
View the complete thermal conductivity converterQuestions
Use the formula Btu·in/(ft²·h·°F) = W/(m·K) x 6.933471796799. 1 watt/meter/k (W/(m·K)) equals 6.933471796799 btu (it) inch/square foot/hour/°f (Btu·in/(ft²·h·°F)).
SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.
