Industrial valves - Face-to-face and centre-to-face dimensions of metal valves for use in flanged pipe systems - PN and Class designated valves; German version EN 558:2008, Corrigendum to DIN EN 558:2008-05— 2 стр.
Industrial-process control valves - Part 3-2: Dimensions; Face-to-face dimensions for rotary control valves except butterfly valves (IEC 60534-3-2:2001); German version EN 60534-3-2:2001— 8 стр.
Valves for gas distribution systems with maximum operating pressure less than or equal to 16 bar - Performance requirements; German version EN 13774:2013— 33 стр.