Flow Rate Calculator

Free online flow rate calculator. Pipe flow, velocity, cross-section. Manage your business finances in your browser.

Pipe Diameter

Flow Velocity

Flow Rate

Fluid

Cross-section Area

19.63 cm² / 0.001963 m²

Flow Rate (m³/s)

0.003927

Flow Rate (L/min)

235.62

Flow Rate (GPM)

62.24

Flow Rate (ft³/s)

0.1387

Reynolds Number Show

Re

100000

Flow Regime

Turbulent

Formula

Re = ρvD/μ