178 W/m²·K = 31.3476 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 163 W/m²·K | 28.706 |
| 168 W/m²·K | 29.5865 |
| 173 W/m²·K | 30.4671 |
| 178 | 31.3476 |
| 183 W/m²·K | 32.2282 |
| 188 W/m²·K | 33.1087 |
| 193 W/m²·K | 33.9893 |
178 W/m²·K = 31.3476 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)