Thermal Conductivity conversion
1 btu (it) inch/square foot/hour/°f (Btu·in/(ft²·h·°F)) equals 0.1442278889 watt/meter/k (W/(m·K)). Enter any value below to convert from Btu·in/(ft²·h·°F) to W/(m·K).
Enter a value and choose units. Results update instantly.
1 Btu·in/(ft²·h·°F) = 0.1442278889 W/(m·K)
| Unit | Value |
|---|---|
| Watt/meter/K W/(m·K) | 0.1442278889 |
| Watt/centimeter/°C W/(cm·°C) | 0.0014422789 |
| Kilowatt/meter/K kW/(m·K) | 0.0001442279 |
| Btu (IT) inch/square foot/hour/°F Btu·in/(ft²·h·°F) | 1 |
| Btu (IT)/foot/hour/°F Btu/(ft·h·°F) | 0.0833333333 |
| Btu (IT)/foot/second/°F Btu/(ft·s·°F) | 0.0000231481 |
| Calorie (IT)/centimeter/second/°C cal/(cm·s·°C) | 0.0003444824 |
| Kilocalorie (IT)/meter/hour/°C kcal/(m·h·°C) | 0.124013662 |
Formula
Use this relationship for a direct conversion:
2 Btu·in/(ft²·h·°F) = 0.2884557778 W/(m·K).
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
| Btu (IT) inch/square foot/hour/°F (Btu·in/(ft²·h·°F)) | Watt/meter/K (W/(m·K)) |
|---|---|
| 0.01 | 0.0014422789 |
| 0.1 | 0.0144227889 |
| 1 | 0.1442278889 |
| 2 | 0.2884557778 |
| 5 | 0.7211394445 |
| 10 | 1.442278889 |
| 25 | 3.6056972225 |
| 50 | 7.211394445 |
| 100 | 14.42278889 |
| 1,000 | 144.2278889 |
From 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)
To 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)
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 W/(m·K) = Btu·in/(ft²·h·°F) x 0.1442278889. 1 btu (it) inch/square foot/hour/°f (Btu·in/(ft²·h·°F)) equals 0.1442278889 watt/meter/k (W/(m·K)).
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.
