FREE · CALCULATORS & CONVERTERS
Pipe Volume Calculator.
Calculate the water in a pipe from its internal diameter and length, and the minutes to fill it at a flow you enter.
The pipe is a straight cylinder. Flow is litres per minute. Fittings and slope are not included. Local arithmetic only. This is a quantity or geometry estimate, not a code check and not a substitute for a licensed professional.
- Volume
- 0.07854 m³
- Volume
- 78.539816 L
- Volume
- 20.748024 US gal
Volume uses the internal diameter as a cylinder. Fill time divides the litres by the flow in litres per minute and is skipped when the flow is zero.
How to use Pipe Volume Calculator
Enter the internal diameter and the length. Leave the flow at zero to skip the fill time.
How it works
Calculate the water in a pipe from its internal diameter and length, and the minutes to fill it at a flow you enter. The pipe is a straight cylinder. Flow is litres per minute. Fittings and slope are not included. Local arithmetic only. This is a quantity or geometry estimate, not a code check and not a substitute for a licensed professional.
Example
A 100 mm internal diameter over 10 m.
Questions about Pipe Volume Calculator
Is Pipe Volume Calculator free, and do I need an account?
Yes. This tool is free to use in your browser without an account. Processing takes place on your device.
What are the limits and what should I check?
The pipe is a straight cylinder. Flow is litres per minute. Fittings and slope are not included. Local arithmetic only. This is a quantity or geometry estimate, not a code check and not a substitute for a licensed professional. Review the result before using it in your work.
Is my input sent to a server?
Your input is processed in your browser and is not uploaded by this tool. Files and pasted text are cleared when the page is refreshed. Normal website requests are still required to load the page and its libraries. Read the privacy explanation.