513 W/m²·K = 90.3446 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 498 W/m²·K | 87.7029 |
| 503 W/m²·K | 88.5835 |
| 508 W/m²·K | 89.464 |
| 513 | 90.3446 |
| 518 W/m²·K | 91.2251 |
| 523 W/m²·K | 92.1057 |
| 528 W/m²·K | 92.9862 |
513 W/m²·K = 90.3446 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)