640.5 W/m²·K = 112.7986 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 625.5 W/m²·K | 110.157 |
| 630.5 W/m²·K | 111.0375 |
| 635.5 W/m²·K | 111.9181 |
| 640.5 | 112.7986 |
| 645.5 W/m²·K | 113.6792 |
| 650.5 W/m²·K | 114.5597 |
| 655.5 W/m²·K | 115.4403 |
640.5 W/m²·K = 112.7986 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)