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Orifices - Air Discharge
Air volume through orifices
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The diagram below indicates the the air leakage or air volume passing through orifices ranging 1/64 - 1/4 inches. For well rounded nozzles, multiply by 0.97. For sharp edged nozzles, multiply by 0.65.

- 1 psig = 6.9 kPa = 0.069 bar
- 1 inch = 25.4 mm
- 1 scfm = 0.472 nl/s
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Related Topics
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Related Documents
- Orifice, Nozzle and Venturi Flow Rate Meters - The orifice, nozzle and venturi flow rate meters use the Bernoulli Equation to calculate the fluid flow rate using pressure difference through obstructions in the flow
- Types of Fluid Flow Meters - An introduction to different types of fluid flowmeters - Orifices, Venturies, Nozzles, Rotameters, Pitot Tubes, Calorimetrics, Turbine, Vortex, Electromagnetic, Doppler, Ultrasonic, Thermal, Coriolis





