391 W/m²·K = 68.8591 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 376 W/m²·K | 66.2175 |
| 381 W/m²·K | 67.098 |
| 386 W/m²·K | 67.9786 |
| 391 | 68.8591 |
| 396 W/m²·K | 69.7397 |
| 401 W/m²·K | 70.6202 |
| 406 W/m²·K | 71.5008 |
391 W/m²·K = 68.8591 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)