The heat transfer coefficient indicates the amount of heat flow that is exchanged across a unit area of a medium or system in a unit amount of time with a unit temperature difference between the boundaries of the system.

Similar calculations | |
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Specific heat capacity | Several units like BTU_{th} lb^{-1} °F^{-1} |

Volumetric heat capacity | Several units like J m^{-3}K^{-1} |

Energy per mass | Several units like J/kg, cal/g and BTU/lb |

**Usage:**
Type the value to convert into the field, behind which you find the unit.
Click on any empty space in the window or on the "calculate" button.
Read the result in the other fields.
Use the "reset" button to reset your calculation.
Move the mouse over a unit or click on it to read its full name.

**Example:**
How many watt per square metre per kelvin correspond to a value of
0.3 British thermal units (International Table) per hour per square foot per fahrenheit ?
Type "0.3" into the field behind which
"Btu_{IT} h^{-1}ft^{-2}F^{-1}" is written.
Click on any empty space in the window or on the "calculate" button.
Read the result in the other fields. (e.g. 1.7035 W m^{-2} K^{-1}).

**Remarks:**

- Please note the remarks about the
representation of numbers..

- There is no warranty for the calculation. Cactus2000 is not
responsible for damage of any kind caused by wrong results.

- Please send an email if you have suggestions or if you would like to see more
conversions to be included.

© Bernd Krüger, 31.12.2004, 06.11.2012, 29.06.2018

Bernd Krüger, 2022

Cactus2000