Barrel Volume and Capacity Calculator

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Understanding Barrel Volume Calculations

How to Use This Calculator

1. Enter the barrel's height
2. Input the top radius (half of the top diameter)
3. Provide the middle radius (half of the middle diameter)
4. Click "Calculate" to see results in cubic feet, gallons, and liters

Common Barrel Sizes

  • Standard Whiskey Barrel: 53 gallons (36" height, 21" top diameter)
  • Oil Barrel: 42 gallons (historical standard)
  • Modern Oil Drum: 55 gallons (industrial standard)
  • Wine Barrel: 59 gallons (typical Bordeaux barrel)