IEC 60534-2-3 Industrial-Process Control Valves - Part 2-3: Flow Capacity - Test Procedures
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IEC 60534-2-3 Document Information:
Title
Industrial-Process Control Valves - Part 2-3: Flow Capacity - Test Procedures
Vannes De Regulation Des Processus Industriels - Partie 2-3: Capacite D'Ecoulement - Procedures D'Essai
International Electrotechnical Commission
Publication Date:
Dec 1, 1997
Scope:
This section of IEC 60534-2 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 and IEC 60534-2-2:
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.
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