217 W/m²·K = 38.2159 BTU/hr·ft²·°F
| W/m²·K | BTU/hr·ft²·°F |
|---|---|
| 202 W/m²·K | 35.5743 |
| 207 W/m²·K | 36.4548 |
| 212 W/m²·K | 37.3354 |
| 217 | 38.2159 |
| 222 W/m²·K | 39.0965 |
| 227 W/m²·K | 39.977 |
| 232 W/m²·K | 40.8576 |
217 W/m²·K = 38.2159 BTU/hr·ft²·°F
1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)