397 W/m²·K = 69.9158 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 382 W/m²·K | 67.2741 |
| 387 W/m²·K | 68.1547 |
| 392 W/m²·K | 69.0352 |
| 397 | 69.9158 |
| 402 W/m²·K | 70.7963 |
| 407 W/m²·K | 71.6769 |
| 412 W/m²·K | 72.5574 |
397 W/m²·K = 69.9158 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)