Calculating Nominal Pipe Inside Diameter

Please use a decimal point and not a comma to indicate the decimal place!

The green rows indicated contain results.

The calculation is valid for smooth pipes.

  • SI - Units
  • US - Units
  • Flow rate
    V
    m³/min
    Max. pressure drop
    Δp
    bar
    Nominal pipe length
    L
    m
    Working pressure absolute
    p
    bar
    Nominal pipe inside diameter
    Id
    mm
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