140 W/m²·K = 24.6554 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 125 W/m²·K | 22.0138 |
| 130 W/m²·K | 22.8943 |
| 135 W/m²·K | 23.7749 |
| 140 | 24.6554 |
| 145 W/m²·K | 25.536 |
| 150 W/m²·K | 26.4165 |
| 155 W/m²·K | 27.2971 |
140 W/m²·K = 24.6554 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)