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IEC 60534-8-1:2005 ed2.0

Действует
Industrial-process control valves - Part 8-1: Noise considerations - Laboratory measurement of noise generated by aerodynamic flow through control valves — 35 стр.
defines equipment, methods, and procedures for obtaining laboratory measurements of sound pressure levels radiated by control valves and/or associated piping configurations, including fixed restrictions, through which compressible fluids are passing. Control valves discharging to atmosphere are excluded from this standard
ICS
23.060.40 Pressure. Including pressure-reducers / Регуляторы давления. Включая редукторы
17.140.20 Noise emitted by machines and equipment / Шум от машин и оборудования
25.040.40 Industrial process measurement and control / Измерение и контроль производственного процесса