IEC 60534-2-3:2015 PDF

Scope: This part of IEC 60534 is applicable to industrial-process control valves and provides the flow capacity test procedures for determining the following variables used in the equations given in IEC 60534-2-1: a) flow coefficient C; b) liquid pressure recovery factor without attached fittings FL; c) combined liquid pressure recovery factor and piping geometry factor of a control valve with attached fittings FLP; d) piping geometry factor FP; e) pressure differential ratio factors xT and xTP; f) valve style modifier Fd; g) Reynolds number factor FR.

IEC 60534-2-3:2015 Referenced Document

IEC 60534-1:2005 Industrial-process control valves - Part 1: Control valve terminology and general considerations
IEC 60534-2-1:2011 Industrial-process control valves - Part 2-1: Flow capacity - Sizing equations for fluid flow under installed conditions
IEC 60534-8-2:2011 Industrial-process control valves - Part 8-2: Noise considerations - Laboratory measurement of noise generated by hydrodynamic flow through control valves
IEC 61298-1:2008 Process measurement and control devices - General methods and procedures for evaluating performance - Part 1: General considerations
IEC 61298-2:2008 Process measurement and control devices - General methods and procedures for evaluating performance - Part 2: Tests under reference conditions

2015 IEC 60534-2-3:2015 Industrial-process control valves - Part 2-3: Flow capacity - Test procedures
1997 IEC 60534-2-3:1997 Industrial-process control valves - Part 2-3: Flow capacity - Test procedures
1983 IEC 60534-2-3:1983 Industrial-process control valves. Part 2 : Flow capacity. Section three - Tests procedures