Pipe Volume Calculator
Calculate the volume of a pipe based on its inner diameter and length. Ideal for plumbing, construction, and fluid capacity planning.
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How to use this tool?
This calculator computes the volume of a pipe (cylinder) based on its inner diameter and length.
- Enter Inner Diameter: Type a positive number (e.g., 4) and select the unit (inches, feet, cm, or meters).
- Enter Length: Type a positive number (e.g., 10) and select its unit. Units can differ from diameter.
- Choose Result Unit: Select the output volume unit (cubic inches/feet/cm/m, liters, or US gallons).
- Click "Calculate" or press Enter. The volume appears instantly with a formula breakdown.
Formula: V = π × (d/2)² × L (all inputs converted to meters internally).
Tip: Use consistent units for clarity, but the calculator handles mixed units automatically.
Previous Results
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Frequently Asked Questions
The calculator uses the formula V = π × (d/2)² × L, where d is the inner diameter and L is the length of the pipe.
Yes, you can input diameter and length in inches, feet, centimeters, or meters, and get the result in cubic inches, cubic feet, cubic centimeters, cubic meters, liters, or US gallons.
The calculator will show an error message and prevent calculation. Only positive numbers are accepted.