Fluids, hydraulics and flows
Hazen-Williams head loss
Calculates empirical head loss for water flow in a pipe using SI units.
Related calculators
Head loss from pressure drop
Converts pressure drop to head loss for known density and gravity.
Pipe flow from diameter and velocity
Calculates volumetric pipe flow from diameter and average velocity.
Multiple pipe segments total loss
Sums head and pressure losses for several pipe segments carrying the same flow.
Colebrook-White friction factor
Iteratively solves the Colebrook-White equation.
Darcy pressure drop
Calculates pipe pressure drop from friction factor, length, diameter, density, and velocity.
Darcy-Weisbach pressure loss
Calculates pipe pressure loss with the Darcy-Weisbach equation.