Revidiran
Applies to industrial-process control valves and provides the flow capacity test procedures for determining some of the variables used in the equations given in IEC 534-2.
POVUČEN
IEC 60534-2-3:1983 ED1
99.60
Povlačenje stupilo na snagu
22. 12. 1997.
POVUČEN
IEC 60534-2-3:1997 ED2