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IEC 60534-2-3:1983 ed1.0

Заменен
Industrial-process control valves. Part 2: Flow capacity. Section Three: Test procedures — 37 стр.
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.
ICS
23.060.40 Pressure. Including pressure-reducers / Регуляторы давления. Включая редукторы
25.040.40 Industrial process measurement and control / Измерение и контроль производственного процесса