138.5 W/m²·K = 24.3913 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 123.5 W/m²·K | 21.7496 |
| 128.5 W/m²·K | 22.6302 |
| 133.5 W/m²·K | 23.5107 |
| 138.5 | 24.3913 |
| 143.5 W/m²·K | 25.2718 |
| 148.5 W/m²·K | 26.1524 |
| 153.5 W/m²·K | 27.0329 |
138.5 W/m²·K = 24.3913 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)