A US gallon is a volume unit defined as exactly 231 cubic inches or 3.785411784 liters, mainly used in the United States for measuring liquid volumes.

A UK barrel is an Imperial volume unit used especially in brewing, equal to 36 imperial gallons or about 163.65924 liters, commonly used in the British beer and cider trade.

Why convert gallons (US) to barrels (UK)?

Converting from gallons (US) to barrels (UK) helps in translating liquid volumes for brewing, taxation, inventory management, and trade when comparing American and British volume systems.

How to Convert from Gallon (US) [gal (US)] to Barrel (UK) [bbl (UK)]?

Easily convert volume measurements from US gallons to UK barrels using this straightforward online unit converter, ideal for brewing, trade, and liquid volume applications.

Gallon (US) [gal (US)]

Barrel (UK) [bbl (UK)]

Please check your input. It must be a valid numeric value.

Gallon (US) [gal (US)] to Barrel (UK) [bbl (UK)] Conversion Table

Gallon (US) [gal (US)]	Barrel (UK) [bbl (UK)]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Gallon (US) [gal (US)] to Barrel (UK) [bbl (UK)] Conversion Table
Gallon (US) [gal (US)]	Barrel (UK) [bbl (UK)]

Explore More Volume Units Converter

What Is This Tool?

This tool converts volumes from US gallons, a unit commonly used in the United States for liquids like motor fuels and consumer products, to UK barrels, traditionally used in British brewing for measuring beer, ale, and cider quantities.

How to Use This Tool?

Enter the volume in gallons (US) you wish to convert
Select gallon (US) as the input unit and barrel (UK) as the output unit
Click convert to receive the equivalent value in barrel (UK)
Use the converted value for trade, inventory, or reporting purposes

Key Features

Converts volume units between US gallons and UK barrels accurately based on established definitions
Supports applications in brewing, fuel sales, packaging, and legal record-keeping
Provides easy-to-use interface for quick volume conversions
Useful for comparing and reporting volumes across American and British measurement systems

Examples

10 gallons (US) equals approximately 0.2313 barrel (UK)
50 gallons (US) equals approximately 1.1565 barrel (UK)

Common Use Cases

Measuring and specifying draught beer volumes in UK pubs and breweries
Converting US motor fuel volumes into British Imperial units for trade
Comparing packaging labels between US and UK liquid measurements
Maintaining historical and legal records of alcoholic beverage production in the UK

Tips & Best Practices

Always verify the measurement units before performing conversions to avoid errors
Use the tool to facilitate communication between American and British volume standards
Be mindful that the barrel (UK) is mainly used in brewing contexts
Consider rounding effects when converting extremely large or small volumes

Limitations

US gallon and UK barrel come from different measurement systems, which can cause confusion without proper conversion
The barrel (UK) unit is mostly used in brewing and is not standard across all industries
Conversion precision may be affected by rounding, especially for very large or small quantities

Frequently Asked Questions

What is a US gallon?: A US gallon is a volume unit defined as exactly 231 cubic inches or 3.785411784 liters, mainly used in the United States for measuring liquid volumes.
What is a UK barrel?: A UK barrel is an Imperial volume unit used especially in brewing, equal to 36 imperial gallons or about 163.65924 liters, commonly used in the British beer and cider trade.
Why convert gallons (US) to barrels (UK)?: Converting from gallons (US) to barrels (UK) helps in translating liquid volumes for brewing, taxation, inventory management, and trade when comparing American and British volume systems.

Key Terminology

Gallon (US) [gal (US)]: A US customary volume unit defined as exactly 231 cubic inches or 3.785411784 liters, commonly used to measure liquids in the United States.
Barrel (UK) [bbl (UK)]: An Imperial volume unit equal to 36 imperial gallons or approximately 163.65924 liters, traditionally used in the British brewing industry to measure beer, ale, and cider.

Quick Knowledge Check

What volume does the US gallon represent?

Exactly 4.54609 liters

Exactly 3.785411784 liters

Exactly 0.16365924 cubic meters

Which industry primarily uses the UK barrel?

Healthcare

Brewing and pub trade

Oil and gas extraction

Why might precision be limited when converting volumes?

Due to rounding in very large or small quantities

Because the units are from the same measurement system

Because both units measure length, not volume

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