1)   Orifice 5.1
Orifice calculates size, flowrate or pressure drops for gas and liquid orifice meters based on ANSI/API-2530-1991, Part 3 (AGA-3) or the International Standard ISO-5167-1:1991. Customary or SI units.
Orifice, Orifice size, pressure drop, flowrate, Engineering, Design, Oil & Gas, Metering,