Industrial-process control valves - Part 8: Noise considerations; section 3: Control valve aerodynamic noise prediction method (IEC 60534-8-3:1995); German version EN 60534-8-3:1995
Industrial-process control valves - Part 8-3: Noise considerations; Control valve aerodynamic noise prediction method (IEC 60534-8-3:2000); German version EN 60534-8-3:2000— 58 стр.