IEC 60534-2-4:1989

Industrial-process control valves. Part 2: Flow capacity. Section Four: Inherent flow characteristics and rangeability

Vannes de régulation des processus industriels. Deuxième partie: Capacité d'écoulement. Section quatre: Caractéristiques intrinsèques de débit et coefficient intrinsèque de réglage

Date:

2009-05-13 /Anulada

Summary (English):

Defines how to state typical control valve inherent flow characteristics and inherent rangeabilities. Also defines how to establish criteria for adherence to manufacturer's stated flow characteristics.

Summary (French):

Relaciones con otras normas IEC

Es anulada por: IEC 60534-2-4:2009

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