669.5 W/m²·K = 117.9058 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 654.5 W/m²·K | 115.2642 |
| 659.5 W/m²·K | 116.1447 |
| 664.5 W/m²·K | 117.0253 |
| 669.5 | 117.9058 |
| 674.5 W/m²·K | 118.7864 |
| 679.5 W/m²·K | 119.6669 |
| 684.5 W/m²·K | 120.5475 |
669.5 W/m²·K = 117.9058 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)