<P> Fluid barrels vary depending on what is being measured and where . In the UK a beer barrel is 36 imperial gallons ( 43 US gal ; 164 L ) . In the US most fluid barrels ( apart from oil ) are 31.5 US gallons ( 26 imp gal ; 119 L ) ( half a hogshead ) , but a beer barrel is 31 US gallons ( 26 imp gal ; 117 L ) . The size of beer kegs in the US is based loosely on fractions of the US beer barrel . When referring to beer barrels or kegs in many countries , the term may be used for the commercial package units independent of actual volume , where common range for professional use is 20 - 60 L , typically a DIN or Euro keg of 50 L . </P>
<P> Fluid barrels vary depending on what is being measured and where . In the UK a beer barrel is 36 imperial gallons ( 43 US gal ; 164 L ) . In the US most fluid barrels ( apart from oil ) are 31.5 US gallons ( 26 imp gal ; 119 L ) ( half a hogshead ) , but a beer barrel is 31 US gallons ( 26 imp gal ; 117 L ) . The size of beer kegs in the US is based loosely on fractions of the US beer barrel . When referring to beer barrels or kegs in many countries , the term may be used for the commercial package units independent of actual volume , where common range for professional use is 20 - 60 L , typically a DIN or Euro keg of 50 L . </P>
how many gallons in a barrel of beer
how many gallons in a barrel of beer
31 US gallons ( 26 imp gal ; 117 L )
31 US gallons ( 26 imp gal ; 117 L )