All the NEW-FLOW orifice unions are manufactured according to the software by Flow Soft inc. The following is a list of commonly used standards and references used in flow measurement calculations:
-Flow Measurement Engineering Handbook. 2nd edition. R.W. Miller.
-Principles and practice of Flow Meter Engineering 9th edition. L.K. Spink.
-Fluid Meters, Their Theory and Application. 6th edition, Howard S. Bean.
-Measurement of Fluid Flow in Pipes Using Orifice, Nozzle, and Venturi, ASME MFC-3M-1985.
-Measurement of fluid flow by means of pressure differential devices-Orifice plates, inserted in circular cross section conduits running full, ISO 5167-2-2003.
-Orifice Metering of Natural Gas and Other Related Hydrocarbon Fluids, AGA Report 3, API 2000,2003.
Technical Data
Orifice Plate Series:
Restriction plate. Concentric orifice plate.
Quadrant edge orifice plate.
Conical entrance orifice plate. Large and small orifice plate.
Eccentric orifice plate. Segmental orifice plate. Ring-joint orifice plate.
Screw type ring-joint orifice plate. Corner type plate.
Orifice Tap Series: (a) flange taps. radius or D-D/2 taps, vena contract taps. and pipe taps.
(b) corner tap-individual pressure tap and annular slot design.
Orifice Flange Series: 1. Raised Face (RF type) 2. Ring-Joint (RJ type) 3. Slip-on (SO type) 4. Thread type