Question 1

What is 645.5 BTU/hr·ft²·°F in W/m²·K?

Accepted Answer

645.5 BTU/hr·ft²·°F = 3,665.317 W/m²·K. Use the converter on this page to convert to other heat transfer coefficient units instantly.

Question 2

How do you convert BTU/hr·ft²·°F to W/m²·K?

Accepted Answer

Formula: 1 W/(m²·K) = 0.176110 BTU/(hr·ft²·°F) · 1 BTU/(hr·ft²·°F) = 5.67826 W/(m²·K). Multiply your BTU/hr·ft²·°F value by the appropriate factor to get W/m²·K, or use the interactive converter above.

Question 3

What is 3,665.317 W/m²·K in BTU/hr·ft²·°F?

Accepted Answer

3,665.317 W/m²·K = 645.5 BTU/hr·ft²·°F.

BTU/hr·ft²·°F	W/m²·K
630.5 BTU/hr·ft²·°F	3,580.143
635.5 BTU/hr·ft²·°F	3,608.534
640.5 BTU/hr·ft²·°F	3,636.926
645.5	3,665.317
650.5 BTU/hr·ft²·°F	3,693.708
655.5 BTU/hr·ft²·°F	3,722.099
660.5 BTU/hr·ft²·°F	3,750.491

645.5 BTU/hr·ft²·°F to W/m²·K

Formula