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Fluid Mechanics

Hazen-Williams Flow Calculator

Estimate water flow velocity and discharge in a pressurized pipe using the empirical Hazen-Williams equation. Useful for water distribution system design and quick hydraulic calculations on municipal water mains.

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

Hazen-Williams Flow Rate Calculator

Calculate water flow rate in pressurised pipes using the Hazen-Williams equation given pipe diameter, hydraulic gradient, and C factor. Widely used by civil engineers for water main and irrigation system design.

Fill in the required fields to see your result.

Key differences

Hazen-Williams Flow CalculatorHazen-Williams Flow Rate Calculator
CategoryFluid MechanicsFluid Mechanics
Inputs required33
ResultFlow Rate (mΒ³/s)Flow Rate (mΒ³/s)
What it doesEstimate water flow velocity and discharge in a pressurized pipe using the empirical Hazen-Williams equation. Useful for water distribution system design and quick hydraulic calculations on municipal water mains.Calculate water flow rate in pressurised pipes using the Hazen-Williams equation given pipe diameter, hydraulic gradient, and C factor. Widely used by civil engineers for water main and irrigation system design.