Calculator
Pipe Volume Calculator
Calculate the internal volume of a pipe per metre and for a total length — essential for fill quantities, drainage, and system hold-up volume.
Interactive toolUpdated July 2026
Inputs
Results
Total Volume
78.540 L
0.079 m³
Per Metre
7.854 L/m
Cross-section Area
7854.0 mm²
How It Works
V = (π · D² / 4) · L
D = internal diameter (m), L = length (m). Multiply by 1000 for litres.