497 W/m²·K = 87.5268 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 482 W/m²·K | 84.8852 |
| 487 W/m²·K | 85.7657 |
| 492 W/m²·K | 86.6463 |
| 497 | 87.5268 |
| 502 W/m²·K | 88.4074 |
| 507 W/m²·K | 89.2879 |
| 512 W/m²·K | 90.1685 |
497 W/m²·K = 87.5268 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)