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Unit Conversion
Area Calculation
Volume Calculation
Thread Size
Mechanical Design
Fluid Applications
Air volume flow calculator
Shape
Round Pipe
Square Pipe
Flow Rate
Volume
Mass
Inside Diameter d
mm
cm
in
Inside Height h
mm
cm
in
Inside Width w
mm
cm
in
Average Velocity
m/s
ft/s
Fluid Density
kg/m³
g/cm³
kg/L
lb/ft³
lb/yd³
calculate
Volume Flow
(CMS) m³/s
(CMM) m³/min
(CMH) m³/hr
(LPS) L/s
(LPM) L/min
(LPH) L/hr
(CFS) ft³/s
(CFM) ft³/min
(CFH) ft³/hr
Mass Flow
kg/s
kg/min
kg/hr
lb/s
lb/min
lb/hr