IEC 60534-2-4:1989
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Industrial-process control valves. Part 2: Flow capacity. Section Four: Inherent flow characteristics and rangeability
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
12-09-2022
English - French
15-10-1989
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.
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