Cubic foot

From Wikipedia, the free encyclopedia

The cubic foot is an imperial and US customary (non-metric) unit of volume, used in the United States, Canada and the United Kingdom. It is defined as the volume of a cube with sides of one foot (0.3048 m) in length.

1 cubic foot  = 1728 cubic inches
=1⁄27 of a cubic yard
≈ 0.037037 cu yd
=0.028316846592 cubic metres
=28.316846592 litres
=576⁄77 US fluid gallons
=7480512⁄999999 US fl gal
≈ 7.48051948 US fl gal
= 73728⁄77 US fluid ounces
≈ 957.50649350 US fl oz
≈ 6.22883546 imperial gallons
≈ 996.61367 imperial fluid ounces
≈ 0.803563913 U.S. bushels
≈ 0.1781076 oil barrels



[edit] Symbols

There is no universally agreed symbol but the following are used:

  • cubic feet, cubic foot, cubic ft
  • cu ft, cu feet, cu foot
  • ft³, feet³, foot³
  • feet^3, foot^3, ft^3
  • feet/-3, foot/-3, ft/-3 ft
  • CCF for 100 cubic feet (C denotes centum, hundred. Used in the billing of natural gas and water delivered to households.)
  • MCF for 1,000 cubic feet (M denotes mil, thousand)
  • MMCF for 1,000,000 cubic feet
  • BCF for a billion cubic feet[1]
  • TCF for a trillion cubic feet.[1][2]

[edit] Standard cubic foot

A standard cubic foot (abbreviated scf) is a measure of quantity of gas, sometimes but not always defined as a cubic foot of volume at 60 degrees Fahrenheit and 14.7 pounds per square inch (PSI) of pressure. See standard temperature and pressure.

[edit] See also

[edit] Notes

  1. ^ a b The terms billion and trillion as used here refer to the short scale definitions, 109 and 1012 respectively.
  2. ^ Used in the oil and gas industry.