Industrial-process control valves - Part 2-1: Flow capacity - Sizing equations for fluid flow under installed conditions (IEC 60534-2-1:2011); German version EN 60534-2-1:2011— 56 стр.
Industrial-process control valves - Part 2-1: Flow capacity - Sizing equations for fluid flow under installed conditions (IEC 65B/711/CDV:2009); German version FprEN 60534-2-1:2009
Industrial-process control valves - Part 2-1: Flow capacity; sizing equations for fluid flow under installed conditions (IEC 60534-2-1:1998); German version EN 60534-2-1:1998— 33 стр.
Industrial-process control valves - Part 2-1: Flow capacity - Sizing equations for fluid flow under installed conditions (IEC 60534-2-1:2011); German version EN 60534-2-1:2011, Corrigendum to DIN EN 60534-2-1:2012-01; (IEC-Cor.:2015 to IEC 60534-2-1:2011)— 2 стр.
Industrial-process control valves - Part 2-1: Flow capacity - Sizing equations for fluid flow under installed conditions (IEC 60534-2-1:2011); German version EN 60534-2-1:2011, Corrigendum to DIN EN 60534-2-1:2012-01; (IEC-Cor.:2015 to IEC 60534-2-1:2011)— 2 стр.