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Friction Loss (Darcy-Weisbach)

Darcy-Weisbach screening: laminar f=64/Re, turbulent Blasius f=0.316/Re^0.25.

Inputs

Inputs

Result

Friction drop
0.135 bar
Friction drop (Pa)
13,499 Pa
Friction factor f
0.0167

Learn

How to use this result.

Screen straight-run friction loss before adding fittings.

Verify before relying.

  1. Confirm units match the input labels before trusting the result.
Screening result for preliminary sizing only. Verify against the manufacturer datasheet and applicable standard before procurement or construction.

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