Замењен
Covers equations suitable for use in sizing industrial process control valves when the flowing media are compressible fluids. The equations are for use with gas or vapour and are not intended for use with multiphase streams.
ПОВУЧЕН
IEC 60534-2-2:1980 ED1
99.60
Повлачење ступило на снагу
23. 9. 1998.
ПОВУЧЕН
IEC 60534-2-1:1998 ED1