Friction Loss & NPSH(a) Calculator

Instructions: To use this calculator, hover over any words underlined with …. for further details, or visit our glossary page here.

Pipe data:

Flow (L/sec):

Foot Valve:

Suction Static (m):

Suction ID (mm):

Suction Length (m):

Suction HWC:

Disch. Static (m):

Disch. ID (mm):

Disch. Length (m):

Disch. HWC:

Gate Valves:

Non-return Valves:

90° elbow:

Tee:

Total Dynamic Head (m):

Nett Positive Suction Head Available (m):

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