Industrial-process control valves - Part 3-1: Dimensions; Face-to-face dimensions for flanged, two-way, globe-type, straight pattern and centre-to-face dimensions for flanged, two-way, globe-type, angle pattern control valves (IEC 60534-3-1:2000); German version EN 60534-3-1:2000 + Corrigendum 2000— 8 стр.
Safety devices for gas pressure regulating stations and installations - Gas safety shut-off devices for inlet pressures up to 100 bar; German version EN 14382:2005+A1:2009+AC:2009— 91 стр.