Abstract / scope
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.
ISO 5167-1:1991Withdrawn
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
Mesure de débit des fluides au moyen d'appareils déprimogènes — Partie 1: Diaphragmes, tuyères et tubes de Venturi insérés dans des conduites en charge de section circulaire