online_hagen_poiseuille_headloss:    Head loss with the Hagen-Poiseuille equation Comparison of laminar and turbulent flow Formulas:       128 Q ν L hL = ______________   ;   ν = f(T)         g π D4 [SI units: Q in m3/s; L in m; D in m; T in °C; hL in m] [U.S. units: Q in cfs; L in ft; D in ft; T in °F; hL in ft] Discharge with Hagen-Poiseuille INPUT DATA: Select:   SI units (metric) U.S. Customary units Discharge Q :         Diameter D :         Temperature T :         Pipe length L :         OUTPUT: hL =  0   • Hagen-Poiseuille on Wikipedia   Your request was processed at  02:30:08 pm on March 15th, 2025   [ 250315  14:30:08 ]. Thank you for running online_hagen_poiseuille_headloss.   [160603]