Convert watt/square meter/k to btu (it)/second/sq. foot/°f
Watt/Square Meter/K
The watt per square metre per kelvin (W/(m²·K)) is the SI unit of heat transfer coefficient, dem also call am the U-value or film coefficient. It quantifies the rate of heat transfer per unit area per unit temperature difference. Typical values range from 2–25 W/(m²·K) for free convection to over 10,000 W/(m²·K) for boiling.
Btu (IT)/Second/Sq. Foot/°F
The British thermal unit per second per square foot per degree Fahrenheit (Btu/(s·ft²·°F)) equals approximately 20,442 W/(m²·K). This high-rate imperial unit is used for intense heat transfer situations like condensation, boiling, and rocket nozzle cooling in North American engineering.
Watt/Square Meter/K to Btu (IT)/Second/Sq. Foot/°F conversion table
| Watt/Square Meter/K | Btu (IT)/Second/Sq. Foot/°F |
|---|---|
| 1 | 4.892E-05 |
| 2 | 9.784E-05 |
| 5 | 0.0002446 |
| 10 | 0.0004892 |
| 25 | 0.00122299 |
| 50 | 0.00244597 |
| 100 | 0.00489195 |
| 500 | 0.0244597 |
| 1000 | 0.0489195 |