Full name: barrel [US, beer]
Plural form: barrels
Category type: volume
Scale factor: 0.1173477658
barrel [US, beer]
barrel [US, liquid]
barrel [US, dry]
barrel [US, petroleum]
barrel [UK]
barrel [UK, wine]
The SI derived unit for volume is the cubic meter.
1 cubic meter is equal to 8.52167907231 barrel.
Valid units must be of the volume type.
You can use this form to select from known units:
I'm feeling lucky, show me some random units
The definition of a US beer barrel is 31 US gallons (117.3 litres) based on tax laws.