We can obtain an estimate of the friction factor, f , using an empirical relation, known as the Blasius equation, applicable to turbulent flow with Reynolds numbers in the range of 4000 < NRe < 100,000.
We can obtain an estimate of the friction factor, f , using an empirical relation, known as the Blasius equation, applicable to turbulent flow with Reynolds numbers in the range of 4000 < NRe < 100,000.