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IEC 60534-2-3:2015 ED3

Industrial-process control valves - Part 2-3: Flow capacity - Test procedures
16. 12. 2015.

Опште информације

60.60     16. 12. 2015.


TC 65/SC 65B

Међународни стандард

23.060.40     25.040.40  

енглески   француски  



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IEC 60534-2-3:2015 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.
This third edition cancels and replaces the second edition published in 1997, of which it constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition:
a) Addition of informative Annexes B, C, D, E and F.
b) Organizational and formatting changes were made to group technically related subject matter.

Животни циклус


IEC 60534-2-3:1997 ED2


IEC 60534-2-3:2015 ED3
60.60 Стандард објављен
16. 12. 2015.