Pipe Diameter Calculator
Available on Google Play
3.9(309)
100,000+ installsFreeProductivity
Updated Mar 16, 2026 · v1.17
Pipe diameter and flow velocity calculator for closed round pipes.
Calculator is designed for simple and quick calculation of round pipe internal diameter based on known volume or mass flow rate and desired stream velocity trough pipe. Check of stream velocity through pipe with known internal pipe diameter and given flow rate is enabled.
13 years on Google Play
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3★
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1★
40