660 W/m²·K = 116.2328 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 645 W/m²·K | 113.5911 |
| 650 W/m²·K | 114.4717 |
| 655 W/m²·K | 115.3522 |
| 660 | 116.2328 |
| 665 W/m²·K | 117.1133 |
| 670 W/m²·K | 117.9939 |
| 675 W/m²·K | 118.8744 |
660 W/m²·K = 116.2328 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)