Fluids, hydraulics and flows
Darcy pressure drop
Calculates pipe pressure drop from friction factor, length, diameter, density, and velocity.
Related calculators
Darcy-Weisbach pressure loss
Calculates pipe pressure loss with the Darcy-Weisbach equation.
Minor-loss pressure drop
Calculates minor-loss pressure drop from coefficient K and dynamic pressure.
Laminar-flow friction factor
Calculates the Darcy friction factor for laminar flow in a circular pipe.
Swamee-Jain friction factor
Calculates an approximate Darcy friction factor for turbulent pipe flow.
Colebrook-White friction factor
Iteratively solves the Colebrook-White equation.
Pipe diameter from allowed pressure drop
Solves diameter by bisection using the existing Colebrook-White core.