Guide for procurement of power station plant, equipment and systems - Part 7-1: Pipework and valves; high pressure piping systems; German version EN 45510-7-1:1999
Edition 2000-02

Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, Class designated - Part 3: Copper alloy flanges; German version EN 1759-3:2003 + AC:2004
Edition 2004-10

Acoustics - Determination of sound power levels of noise from air-terminal devices, air-terminal units, dampers and valves by measurement in a reverberation test room (ISO 5135:2020); German version EN ISO 5135:2020
Edition 2020-12

Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges; German version EN 1092-2:1997
Edition 1997-06

Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges; German version EN 1092-1:2018
Edition 2018-12

LPG equipment and accessories - Automotive LPG-systems - Installation requirements; German version EN 12979:2022
Edition 2022-08

Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, Class designated - Part 1: Steel flanges, NPS 1/2 to 24; German version EN 1759-1:2004
Edition 2005-02

LPG equipment and accessories - Equipping of overground and underground LPG vessels; German version EN 14570:2014
Edition 2014-07

Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 3: Copper alloy flanges; German version EN 1092-3:2003 + AC:2004
Edition 2004-10

Gas welding equipment - Pressure regulators and pressure regulators with flow-metering devices for gas cylinders used in welding, cutting and allied processes up to 300 bar (30 MPa) (ISO 2503:2009 + Amd 1:2015); German version EN ISO 2503:2009 + A1:2015
Edition 2015-12