Volumetric flow rate units for fluids and ventilation. Mass flow is a separate quantity and requires density to relate to volume flow.
All factors come from the central conversion registry.
| Unit | Symbol | System | Definition |
|---|---|---|---|
| Cubic Meter per Second | m³/s | SI | 1 m³/s = 1 m³/s |
| Cubic Meter per Hour | m³/h | Metric | 1 m³/h = 1/3600 m³/s |
| Liter per Second | L/s | Metric | 1 L/s = 0.001 m³/s |
| Liter per Minute | L/min | Metric | 1 L/min = 1/60000 m³/s |
| Milliliter per Second | mL/s | Metric | 1 mL/s = 10⁻⁶ m³/s |
| US Gallon per Minute | US gpm | US customary | 1 US gpm = 0.0000630901964 m³/s |
| Cubic Foot per Minute | CFM | Imperial/US customary | 1 CFM = 0.0004719474432 m³/s |
| Oil Barrel per Day | bbl/d | Petroleum industry | 1 bbl/d = 0.158987294928 m³/day |
Volumetric flow rate units for fluids and ventilation. Mass flow is a separate quantity and requires density to relate to volume flow.
The interactive calculator, reference table and indexed pair pages all read from the same conversion registry, so unit definitions and formulas stay synchronized.