490 BTU/hr·ft²·°F = 2,782.347 W/m²·K
| BTU/hr·ft²·°F | W/m²·K |
|---|---|
| 475 BTU/hr·ft²·°F | 2,697.173 |
| 480 BTU/hr·ft²·°F | 2,725.565 |
| 485 BTU/hr·ft²·°F | 2,753.956 |
| 490 | 2,782.347 |
| 495 BTU/hr·ft²·°F | 2,810.739 |
| 500 BTU/hr·ft²·°F | 2,839.13 |
| 505 BTU/hr·ft²·°F | 2,867.521 |
490 BTU/hr·ft²·°F = 2,782.347 W/m²·K
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)