Characteristic

British-thermal-unit

( International Steam Table definition )

Notes

Symbol

Btu

Other Names

British-thermal-unit-IT, Btu-IT, BThU, BThU-IT

Metric (SI) Equivalent

1055.0558526 joules

This equivalent and the others below are calculated from exact values.

Other Metric (SI) Equivalents with More Basic Units

1055.0558526 meter newtons

1055.0558526 meter2 kilograms / second2

Metric (SI) Dimensions

length2 × mass × time-2

Description in Terms of Other Units and Constants

calorie (pound-mass / gram) (degree-Fahrenheit / degree-Celsius)

Quantity

Energy, Work, and Heat

Unit Group

British-thermal-unit Group