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Heat Converters
Heat Transfer Coefficient Converter
Result
... Btu (th) per hour square foot degree Fahrenheit = ... Joule per second square meter kelvin
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Btu (th) per hour square foot degree Fahrenheit to Joule per second square meter kelvin Converter
Use this page to convert btu (th) per hour square foot degree fahrenheit values into joule per second square meter kelvin, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 Btu (th)/(h*ft^2*deg F) = 5.6744658973963 J/(s*m^2*K)
1 J/(s*m^2*K) = 0.176228039445764 Btu (th)/(h*ft^2*deg F)
Example: 25 Btu (th)/(h*ft^2*deg F) = 141.861647434908 J/(s*m^2*K)
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Btu (th) per hour square foot degree Fahrenheit
One Btu (th) per hour square foot degree Fahrenheit is equal to 5.674465897396303 watts per square meter kelvin.
History: This form follows the thermochemical Btu definition for customary heat-transfer coefficients.
Current use: It is mainly useful when matching older or highly specific engineering source data.
Also written as Btu (th)/(h*ft^2*deg F).
Joule per second square meter kelvin
One joule per second square meter kelvin is equal to one watt per square meter kelvin.
History: This notation expands the watt into joule per second for explicit energy-rate calculations.
Current use: It is useful when heat transfer coefficients are expressed directly as energy flow per time, area, and temperature interval.
Also written as J/(s*m^2*K).
Btu (th) per hour square foot degree Fahrenheit to Joule per second square meter kelvin table
| Btu (th) per hour square foot degree Fahrenheit [Btu (th)/(h*ft^2*deg F)] | Joule per second square meter kelvin [J/(s*m^2*K)] |
|---|---|
| 0.01 Btu (th)/(h*ft^2*deg F) | 0.056744658973963 J/(s*m^2*K) |
| 0.1 Btu (th)/(h*ft^2*deg F) | 0.56744658973963 J/(s*m^2*K) |
| 1 Btu (th)/(h*ft^2*deg F) | 5.6744658973963 J/(s*m^2*K) |
| 2 Btu (th)/(h*ft^2*deg F) | 11.3489317947926 J/(s*m^2*K) |
| 5 Btu (th)/(h*ft^2*deg F) | 28.3723294869815 J/(s*m^2*K) |
| 10 Btu (th)/(h*ft^2*deg F) | 56.744658973963 J/(s*m^2*K) |
| 20 Btu (th)/(h*ft^2*deg F) | 113.489317947926 J/(s*m^2*K) |
| 50 Btu (th)/(h*ft^2*deg F) | 283.723294869815 J/(s*m^2*K) |
| 100 Btu (th)/(h*ft^2*deg F) | 567.44658973963 J/(s*m^2*K) |
