420.5 W/m²·K = 74.0544 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 405.5 W/m²·K | 71.4127 |
| 410.5 W/m²·K | 72.2933 |
| 415.5 W/m²·K | 73.1738 |
| 420.5 | 74.0544 |
| 425.5 W/m²·K | 74.9349 |
| 430.5 W/m²·K | 75.8155 |
| 435.5 W/m²·K | 76.696 |
420.5 W/m²·K = 74.0544 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)