Btu (15.8°C, ISO) to Btu conversion

There is more than one type of Btu. Please use the appropriate variation from the list below.

  1. Btu (15.8°C, ISO) to Btu (15°C)

  2. Btu (15.8°C, ISO) to Btu (15.6°C)

  3. Btu (15.8°C, ISO) to Btu (15.8°C, Canada)

  4. Btu (15.8°C, ISO) to Btu (15.8°C, ISO)

  5. Btu (15.8°C, ISO) to Btu (3.9°C)

  6. Btu (15.8°C, ISO) to Btu (I.T.)

  7. Btu (15.8°C, ISO) to Btu (I.T., pre-1956)

  8. Btu (15.8°C, ISO) to Btu (mean)

  9. Btu (15.8°C, ISO) to Btu (thermoc.)

Btu (15.8°C, ISO)

One BTU is defined as the energy required at 1 atmosphere to heat 1 avoirdupois pound of liquid water by 1 degree Fahrenheit. One Btu (15.8°C, ISO) equates to 1,054.5 J

Btu

One BTU is the energy required to heat 1 avoirdupois pound of liquid water by 1 degree Fahrenheit, at a pressure of one atmosphere.