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← Engineering Tools
🎚️
Orifice Plate Calculator
Calculate flow rate through an orifice plate using ISO 5167.
Liquid
Gas
Pipe Diameter (D)
mm
Orifice Diameter (d)
mm
Differential Pressure (ΔP)
Pa
mbar
inH2O
Fluid Density (ρ)
kg/m³
Dynamic Viscosity (μ)
Pa·s
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