428 BTU/hr·ft²·°F to W/m²·K

428 BTU/hr·ft²·°F = 2,430.295 W/m²·K

BTU/hr·ft²·°FW/m²·K
413 BTU/hr·ft²·°F2,345.121
418 BTU/hr·ft²·°F2,373.513
423 BTU/hr·ft²·°F2,401.904
4282,430.295
433 BTU/hr·ft²·°F2,458.687
438 BTU/hr·ft²·°F2,487.078
443 BTU/hr·ft²·°F2,515.469

428 BTU/hr·ft²·°F = 2,430.295 W/m²·K

Formula

1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K)