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Compressed Air Unit Conversion Tool

Instantly convert between all common compressed air units — pressure, flow rate, power, volume, temperature, and pipe dimensions. Includes a dedicated SCFM-to-ACFM converter for altitude and temperature corrections.

Quick Reference \u2014 Common Conversions
FromToMultiply by
PSIBar\u00d7 0.0689476
BarPSI\u00d7 14.5038
CFML/min\u00d7 28.3168
L/minCFM\u00d7 0.035315
HPkW\u00d7 0.7457
kWHP\u00d7 1.341
Gallons (US)Liters\u00d7 3.78541
\u00b0F\u00b0C(\u00b0F \u2212 32) \u00d7 5/9
Inchesmm\u00d7 25.4

Frequently Asked Questions

Conversion factors sourced from NIST, ISO standards, and the Compressed Air & Gas Institute (CAGI). SCFM standard conditions: 14.696 PSIA, 68\u00b0F (20\u00b0C), 0% RH per CAGI/ASME. ACFM uses ideal gas law with altitude-adjusted atmospheric pressure.

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