BTU/hour·square foot·°Fs to Watt/square meter·kelvins (BTU/h·ft²·°F to W/m²·K)
Free online btu/hour·square foot·°f to watt/square meter·kelvin converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
HEAT TRANSFER COEFFICIENT CONVERTER — INSTANT RESULT
Formula: multiply the btu/hour·square foot·°f value by 5.67826334 — i.e. W/m²·K = BTU/h·ft²·°F × 5.67826334
Quick check: 1 BTU/h·ft²·°F = 5.67826334 W/m²·K
Quick check: 1 BTU/h·ft²·°F = 5.67826334 W/m²·K
BTU/hour·square foot·°Fs to Watt/square meter·kelvins conversion table
| BTU/hour·square foot·°Fs (BTU/h·ft²·°F) | Watt/square meter·kelvins (W/m²·K) |
|---|---|
| 1 BTU/h·ft²·°F | 5.67826334 W/m²·K |
| 2 BTU/h·ft²·°F | 11.35652668 W/m²·K |
| 3 BTU/h·ft²·°F | 17.03479002 W/m²·K |
| 4 BTU/h·ft²·°F | 22.71305336 W/m²·K |
| 5 BTU/h·ft²·°F | 28.39131671 W/m²·K |
| 6 BTU/h·ft²·°F | 34.06958005 W/m²·K |
| 7 BTU/h·ft²·°F | 39.74784339 W/m²·K |
| 8 BTU/h·ft²·°F | 45.42610673 W/m²·K |
| 9 BTU/h·ft²·°F | 51.10437007 W/m²·K |
| 10 BTU/h·ft²·°F | 56.78263341 W/m²·K |
| 15 BTU/h·ft²·°F | 85.17395011 W/m²·K |
| 20 BTU/h·ft²·°F | 113.56526682 W/m²·K |
| 25 BTU/h·ft²·°F | 141.95658353 W/m²·K |
| 30 BTU/h·ft²·°F | 170.34790023 W/m²·K |
| 40 BTU/h·ft²·°F | 227.13053364 W/m²·K |
| 50 BTU/h·ft²·°F | 283.91316705 W/m²·K |
| 75 BTU/h·ft²·°F | 425.86975058 W/m²·K |
| 100 BTU/h·ft²·°F | 567.8263341 W/m²·K |
| 250 BTU/h·ft²·°F | 1,419.56583525 W/m²·K |
| 500 BTU/h·ft²·°F | 2,839.1316705 W/m²·K |
| 1,000 BTU/h·ft²·°F | 5,678.263341 W/m²·K |
How to convert btu/hour·square foot·°fs to watt/square meter·kelvins
To convert btu/hour·square foot·°fs to watt/square meter·kelvins, multiply the amount in btu/hour·square foot·°fs by 5.67826334. For example, 10 BTU/h·ft²·°F = 56.78263341 W/m²·K. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert U-values and convective heat transfer coefficients between W/m²·K and BTU/h·ft²·°F. Natural convection in air is roughly 5–25 W/m²·K.
Frequently asked questions
How many watt/square meter·kelvins are in one btu/hour·square foot·°f?
One btu/hour·square foot·°f is exactly 5.67826334 watt/square meter·kelvins.
How do I convert BTU/h·ft²·°F to W/m²·K?
Multiply the BTU/h·ft²·°F value by 5.67826334 to get W/m²·K. The converter at the top of this page does this automatically and works in both directions.
How much is 100 btu/hour·square foot·°fs in watt/square meter·kelvins?
100 btu/hour·square foot·°fs equals 567.8263341 watt/square meter·kelvins.