N.P.S.H.A. - Net Positive Suction Head Available calculations

Imperial units Metric units

Flow (gpm):    
Diameter (in):     Velocity (ft/s): 4.54
Height z1 (ft):    
Height zs (ft):    
Altitude (ft):    
Specific gravity SG:                  
Barometric head Hb (ft): 34
Friction head Hf (ft):    
Vapor press. head Hva (ft):  


N.P.S.H.A. (ft):    37.7

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