Gas-fired central heating boilers - Type C boilers of nominal heat input exceeding 70 kW, but not exceeding 1 000 kW; German version EN 15420:2010— 162 стр.
Petroleum and natural gas industries - Compact flanged connections with IX seal ring (ISO 27509:2012); English version EN ISO 27509:2012, only on CD-ROM— 115 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.
Safety devices for protection against excessive pressure - Part 4: Pilot operated safety valves (ISO 4126-4:2013); German version EN ISO 4126-4:2013— 23 стр.