Orifice vs. Pressure Drop Curves Chart







These charts are based on the formula:
Q=α x d2 x √ΔP

Where:
Q= Flow (LPM)
α= Orifice Cofficient (0.4212)
d= Orifice diameter (mm)
ΔP= Pressure Drop (bar)

NO allowance has been made for viscosity effects, or regain of pressure downstream.

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