Thank You Gentlemen ! I showed the Building Engineer the Compressed Air Flow Capacity Curve Chart and he did not think the chart was applicable to our situation. Since he is the "owner's Representative" I accept his decisions. For a 1/2 inch diameter copper pipe at 120 psig, chart shows...
I have a tunnel compressed air system that delivers air to to my facility at 120 psig. I have a compressed air work station with 1/2 inch piping and an R12 Norgren pressure regulator that drops the 120 psig air pressure to 30 psig. Cv is 3.6 for the regulator. Downstream of the Norgren Air...