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AFFINITY LAW TOTAL HEAD AND DIAMETER:




Affinity Laws - Speed held constant.


 H1   D1

   =   
 H2   D2





H1 = Total Head in Feet, for a known condition or scenario
H2 = Total Head in Feet, for a desired condition or scenario (estimated performance)
D1 = Impeller diameter, for a known condition or scenario
D2 = Impeller diameter, for a desired condition or scenario (estimated performance)



Important Disclaimer:
These calculators are provided for general information and illustration purposes only; the results are to be used only as estimates and are not intended as definitive advice or as a resource applicable to any specific circumstance and should not be relied upon or used as such. Peerless Pump, Inc. cannot guarantee that you will achieve proper results without verifying your measurements and assumptions. For specific advice regarding your project, you should engage the services of an associate at Peerless Pump, Inc.



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