491.5 W/m²·K = 86.5582 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 476.5 W/m²·K | 83.9166 |
| 481.5 W/m²·K | 84.7971 |
| 486.5 W/m²·K | 85.6777 |
| 491.5 | 86.5582 |
| 496.5 W/m²·K | 87.4388 |
| 501.5 W/m²·K | 88.3193 |
| 506.5 W/m²·K | 89.1999 |
491.5 W/m²·K = 86.5582 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)