Pipe water capacity calculator
Calculate the liquid held inside a circular pipe.
01
Your measurements
Enter your project values. Your estimate updates as you type.
View your estimateExample values are a starting point. Check product yields and specifications before ordering.
YOUR ESTIMATE
Internal capacity
9.817L
Internal volume0.01 m³
Calculated from your measurements.
How it's calculated
Capacity = π × (internal diameter ÷ 2)² × pipe length. Convert cubic volume to litres or US gallons.
Calculations use consistent units for your selected measurements. Whole purchase quantities are rounded up.
What this estimate includes
Use internal diameter, not nominal pipe size or outside diameter. Assumes the pipe is completely full.
Quantity and arithmetic estimates only. Use project specifications for installation and design requirements.
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