259 W/m²·K = 45.6126 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 244 W/m²·K | 42.9709 |
| 249 W/m²·K | 43.8515 |
| 254 W/m²·K | 44.732 |
| 259 | 45.6126 |
| 264 W/m²·K | 46.4931 |
| 269 W/m²·K | 47.3737 |
| 274 W/m²·K | 48.2542 |
259 W/m²·K = 45.6126 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)