818 W/m²·K = 144.0582 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 803 W/m²·K | 141.4166 |
| 808 W/m²·K | 142.2971 |
| 813 W/m²·K | 143.1777 |
| 818 | 144.0582 |
| 823 W/m²·K | 144.9388 |
| 828 W/m²·K | 145.8193 |
| 833 W/m²·K | 146.6999 |
818 W/m²·K = 144.0582 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)