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.
The program includes:
- Gas Orifices: Natural Gas, Air and Nitrogen;
- Liquid Orifices: Oil, Water, Methanol, MEG, DEG and TEG;
- Restriction Gas Orifices;
- Restriction Liquid Orifices
This software is a shareware. You will be able to download and test Orifice during a certain period of time, then, if it does what you need, you will have to acquire the full version from Orifice publisher. The Orifice 5.1 free trial version contains an installer and an uninstaller, and has a size of 3023 Kilobytes.
For additional information and support request, please contact directly Orifice publisher.

Orifice Screenshot