IEC 60534-2-4 Ed. 1.0 b:1989, Industrial-process control valves. Part 2: Flow capacity. Section Four: Inherent flow characteristics and rangeability
Description
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. This title may contain less than 24 pages of technical content.










