Pipe Flow Calculations Forum

I want to know the Air flow rate in CFM through 6", 8" & 10" pipe at 2.5 Kg / cm2 pressure.
Will you let me know how to calculate the velocity at 2.5 Kg / cm2 pressure and thereafter flow rate.
Pl reply.
Pradeep

Here is calculator that you can use for air flow calculation

Hope attached image will be of help on use of calculator.

Thanks you share the air flow calculation method.