666 W/m²·K = 117.2895 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 651 W/m²·K | 114.6478 |
| 656 W/m²·K | 115.5283 |
| 661 W/m²·K | 116.4089 |
| 666 | 117.2895 |
| 671 W/m²·K | 118.17 |
| 676 W/m²·K | 119.0506 |
| 681 W/m²·K | 119.9311 |
666 W/m²·K = 117.2895 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)