Question 1

What is 4.5 BTU/hr·ft²·°F in W/m²·K?

Accepted Answer

4.5 BTU/hr·ft²·°F = 25.552 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 25.552 W/m²·K in BTU/hr·ft²·°F?

Accepted Answer

25.552 W/m²·K = 4.5 BTU/hr·ft²·°F.

BTU/hr·ft²·°F	W/m²·K
3 BTU/hr·ft²·°F	17.035
3.5 BTU/hr·ft²·°F	19.874
4 BTU/hr·ft²·°F	22.713
4.5	25.552
5 BTU/hr·ft²·°F	28.391
5.5 BTU/hr·ft²·°F	31.23
6 BTU/hr·ft²·°F	34.07

4.5 BTU/hr·ft²·°F to W/m²·K

Formula