Cubic foot
The cubic foot is an imperial and US customary (non-metric) unit of volume, used in the United States and the United Kingdom. It is defined as the volume of a cube with sides of one foot (0.3048 m) in length. Its volume is 28.3168 litres or about 1⁄35 of a cubic metre.
A cubic foot of water weighs 62 pounds (28 kg).
Contents
Conversions
| 1 cubic foot | = 1728 cubic inches | |
| =1⁄27 of a cubic yard | ||
| ≈ 0.037037037037037 cu yd | ||
| = 0.028316846592 cubic metres | ||
| = 28.316846592 litres | ||
| = 576⁄77 US fluid gallons | ||
| = 1728⁄231 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 US bushels | ||
| ≈ 0.1781076 oil barrel | ||
Symbols
There is no universally agreed abbreviations but the following are used:
- cubic feet, cubic foot, cubic ft, cu ft, cuft, cu.ft, cb ft, cbft, cb.ft, cbf, cu feet, cu foot, ft3, feet3, foot3, feet/-3, foot/-3, ft/-3 ft
- CCF for 100 cubic feet (C denotes centum, hundred. Also HCF where H stands for hundred. Used in the billing of natural gas and water delivered to households.)
- MCF for 1000 cubic feet (M denotes mil, thousand)
- MMCF for 1000000 cubic feet (28000 m3)
- MMCFD for millions of cubic feet per day.[1]
- BCF for a billion cubic feet[2]
- TCF for a trillion cubic feet.[1][2]
- TMC for thousand million cubic feet (usually used for referring to storage capacity and actual storage volume of storage dams)
Cubic foot per second
There is no universally agreed symbol but the following are used.
- ft3/s
- cu ft/s
- cfs
- ft^3/sec
- ft3/sec
- cusec
Cubic foot per minute
There is no universally agreed symbol but the following are used.
- ft3/min
- CFPM
- CFM
Standard cubic foot
<templatestyles src="Module:Hatnote/styles.css"></templatestyles>
A standard cubic foot (abbreviated scf) is a measure of quantity of gas, sometimes but not always[clarification needed] defined in terms of standard temperature and pressure as a cubic foot of volume at 60 degrees Fahrenheit (15.56 °C; 288.71 K) and 14.7 pounds per square inch (PSI) (1.01 bar; 101.35 kPa) of pressure.[citation needed]
See also
<templatestyles src="Div col/styles.css"/>
- Board foot
- Conversion of units
- Cord
- Cube (arithmetic), cube root
- Orders of magnitude (volume) for a comparison with other volumes
- Square foot
- Therm, a unit of natural gas approximately equal to 100 cubic feet
Notes
- ↑ 1.0 1.1 Used in the oil and gas industry.
- ↑ 2.0 2.1 The terms billion and trillion as used here refer to the short scale definitions, 109 and 1012 respectively.
