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UNE-EN ISO 5167-1
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements (ISO 5167-1:2022)
Edition
2023-03-01
UNE-EN ISO 5167-2
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 2: Orifice plates (ISO 5167-2:2022)
Edition
2023-03-01
UNE-EN ISO 5167-3
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 3: Nozzles and Venturi nozzles (ISO 5167-3:2022)
Edition
2023-09-27
UNE-EN ISO 5167-4
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 4: Venturi tubes (ISO 5167-4:2022)
Edition
2023-03-01
UNE-EN ISO 5167-5
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 5: Cone meters (ISO 5167-5:2022)
Edition
2023-09-27
UNE-EN ISO 5167-6
Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 6: Wedge meters (ISO 5167-6:2022)
Edition
2024-02-21
UNE-EN ISO 5198
CENTRIFUGAL, MIXED FLOW AND AXIAL PUMPS. CODE FOR HYDRAULIC PERFORMANCE TESTS. PRECISION CLASS (ISO 5198:1987)
Edition
2000-01-31
UNE-EN ISO 6145-6
Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 6: Critical flow orifices (ISO 6145-6:2017)
Edition
2018-12-12
UNE-EN ISO 6145-7
Gas analysis - Preparation of calibration gas mixtures using dynamic methods - Part 7: Thermal mass-flow controllers (ISO 6145-7:2018)
Edition
2020-05-06
UNE-EN ISO 7231
Polymeric materials, cellular, flexible - Determination of air flow value at constant pressure-drop (ISO 7231:2023)
Edition
2024-04-24