New explicit correlations for turbulent flow friction factor

TURBULENT FLOW IN PIPES, WITH PARTICULAR REFERENCE TO THE TRANSITION REGION BETWEEN THE SMOOTH AND ROUGH PIPE LAWS.

C F Colebrook · Journal of the Institution of Civil Engineers · 1939 · 1.9K citations

Environmental Fluid Dynamic, Show All, Fluid Properties +15

Friction Factors for Pipe Flow

Lewis F. Moody · Transactions of the American Society of Mechanical Engineers · 1944 · 1.8K citations

Engineering, Fluid Properties, Fluid Mechanics +11

Simple and Explicit Formulas for the Friction Factor in Turbulent Pipe Flow

S. Haaland · Journal of Fluids Engineering · 1983 · 995 citations

Numerical Analysis, Unsteady Flow, Turbulent Pipe Flow +15

Friction-factor equation spans all fluid-flow regimes.

Sw Churchill · 1977 · 940 citations

Engineering, Fluid Mechanics, Mechanical Engineering +4

Experiments with fluid friction in roughened pipes

Proceedings of the Royal Society of London A Mathematical and Physical Sciences · 1937 · 807 citations

Engineering, Fluid Mechanics, Mechanical Engineering +16