Historical
ISO 5167-1:1991
Measurement of fluid flow by means of pressure differential devices - Part 1: Orifice plates, nozzles and Venturi tubes inserted in circular cross-section conduits running full
Specifies the geometry and method of use (installation and operating conditions). Gives necessary information for calculating the flow-rate and its associated uncertainty. Applies only to devices in which the flow remains subsonic.
Content Provider
International Organization for Standardization [iso]
