Standards

  • IEC 60534-2-1 (Edition 2.0 2011) Industrial-process control valves – Part 2-1: Flow capacity – Sizing equations for fluid flow under installed conditions
  • IEC 60534-8-3 (Edition 3.0 2010) Industrial-process control valves – Part 8-3: Noise considerations – Control valve aerodynamic noise prediction method
  • IEC 60534-8-4 (Edition 3.0 2015) Industrial-process control valves – Part 8-4: Noise considerations – Prediction of noise generated by hydrodynamic flow
  • ISO 5167-1 (Second Edition 2003) 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 5167-2 (First Edition 2003) Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full — Part 2: Orifice plates
  • ISO 5167-3 (First Edition 2003) 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 5167-4 (First Edition 2003) Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full — Part 4: Venturi tubes
  • ISO 5167-5 (First Edition 2016) Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full — Part 5: Cone meters
  • ISO 5167-6 (First Edition 2019) Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full — Part 6: Wedge meters
  • ISO/TR 15377 (Third Edition 2018) Measurement of fluid flow by means of pressure differential devices — Guidelines for the specification of orifice plates, nozzles and Venturi tubes beyond the scope of ISO 5167
  • API STD 520 (Ninth Edition 2007) Sizing, Selection, and Installation of Pressure-relieving Devices, Part I — Sizing and Selection
  • API STD 526 (Seventh Edition 2017) Flanged Steel Pressure-relief Valves
  • ASME PTC 19.3 TW:2016 Thermowells - Performance Test Codes
Errata 1 September 2018 covered