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Fluid Mechanics

Orifice Flow Calculator

Calculate volumetric flow rate through an orifice plate or sharp-edged opening given pressure drop and fluid properties. Widely used for flow metering in industrial pipelines and process plants.

Fill in the required fields to see your result.
Fluid Mechanics

Orifice Flow Rate Calculator

Compute the volumetric flow rate of a liquid discharging through a circular orifice under a given hydraulic head. Ideal for hydraulic engineers sizing outlet structures, tanks, and culverts.

Fill in the required fields to see your result.

Key differences

Orifice Flow CalculatorOrifice Flow Rate Calculator
CategoryFluid MechanicsFluid Mechanics
Inputs required53
ResultFlow Rate (m³/s)Flow Rate (m³/s)
What it doesCalculate volumetric flow rate through an orifice plate or sharp-edged opening given pressure drop and fluid properties. Widely used for flow metering in industrial pipelines and process plants.Compute the volumetric flow rate of a liquid discharging through a circular orifice under a given hydraulic head. Ideal for hydraulic engineers sizing outlet structures, tanks, and culverts.