Length of drill pipe(ft):

ID of drill pipe(inch):

Length of drill collar(ft):

ID of drill collar(inch):

MW(ppg):

Plastic Viscosity(centipoise):

Flow rate(gpm):

General coefficient for drill pipe:

General coefficient for drill collar:

Pressure loss through the drill pipe(psi):

Pressure loss through the drill collar(psi):

Total pressure in drill string(psi):