Industrial valves - Face-to-face and centre-to-face dimensions of metal valves for use in flanged pipe systems - Part 1: PN-designated valves; German version EN 558-1:1995— 18 стр.
Industrial valves - Face-to-face and centre-to-face dimensions of metal valves for use in flanged pipe systems - Part 2: Class-designated valves; German version EN 558-2:1995— 19 стр.
Pressure equipment - Part 7:Safety systems for unfired pressure vessels; German version EN 764-7:2002, Corrigenda to DIN EN 764-7:2002-09; German version EN 764-7:2002/AC:2006— 3 стр.
Industrial-process control valves - Part 1: Control valve terminology and general considerations (IEC 60534-1:2005); German version EN 60534-1:2005— 14 стр.
