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DP Flow Meter Sizing Calculator

Enter your process conditions to calculate beta ratio, bore diameter, differential pressure, discharge coefficient and permanent pressure loss. Based on ISO 5167:2022 (Reader-Harris/Gallagher 1998).

Process Data Input

Medium / Fluid

Nominal Diameter (mm)

Temperature (°C)

Pipe internal diameter (optional) mm

For precise results, enter measured internal diameter. Otherwise DN is used as nominal pipe ID (mm).

Pipe outer diameter (optional) mm

Pressure (MPa)

Max Flow (t/h)(mass flow, t/h)

Common Flow (t/h)(t/h)

Min Flow (t/h)(t/h)

Mass flow in t/h

Specified differential pressure (kPa) — optional

Product Type

Tapping Type

Calculation Results

Enter process data and click Calculate to see results