Flow units

Pneumatic Flow Unit Converter

Convert common pneumatic flow units including L/min, SCFM, m3/h, L/s, and m3/min for valve, FRL, and compressor review.

Updated

Flow units

Run the calculation

Convert common pneumatic flow units including L/min, SCFM, m3/h, L/s, and m3/min for valve, FRL, and compressor review.

Engineering inputsFlow Converter

Enter the known application values. Outputs update instantly as units or assumptions change.

Source unit
Use these values for preliminary sizing before final datasheet review.

Engineering visual

Flow Converter calculation map

The physical quantity stays unchanged while its numerical value and unit notation are expressed on equivalent scales.

Flow Converter calculation mapThe physical quantity stays unchanged while its numerical value and unit notation are expressed on equivalent scales.SOURCE VALUE + UNITEQUIVALENT VALUEREFERENCE BASISTARGET UNITSAME PHYSICAL QUANTITY
  1. 01Flow value
  2. 02Calculate and compare
  3. 03L/min
L/min
SCFM
m3/h
L/s

Calculation reference

What this tool checks.

SCFM conventions can vary by standard conditions. Use project-specific reference conditions for final documentation.

Inputs

  • Flow value
  • Source flow unit

Outputs

  • L/min
  • SCFM
  • m3/h
  • L/s
  • m3/min

Engineering guide

Use the result with the right context.

Calculate flow converter from application data and interpret the result for preliminary pneumatic engineering review.

Calculation workflow
  1. Enter the known application values, including Flow value, Source flow unit.

  2. Run the calculation using one consistent set of units and reference conditions.

  3. Review L/min, SCFM, m3/h, then compare the result with the component datasheet and application margin.

Assumptions and limits
  • A unit conversion preserves the entered physical quantity but does not correct its pressure, temperature, or reference state.

  • Check whether the source value is gauge, absolute, standard, normal, free-air, or actual before using the converted result.

FAQ

Common review questions.

01Tool noteWhat is the difference between L/min and SCFM?

L/min is a metric flow unit. SCFM is a standard cubic feet per minute reference that depends on defined standard conditions.

02Tool noteWhere are flow converters useful in pneumatics?

They are useful when comparing valve capacity, FRL rated flow, compressor output, and machine air demand from different catalogs.

03Tool noteWhat should I verify after using the Flow Converter?

Check the entered units and reference conditions, then compare the calculated outputs with manufacturer ratings, application safety margins, transient loads, installation losses, and measured machine performance.