Cast flanges of copper alloys - Principles of design for nominal pressure 10, 16, 25
Edition 2002-07

Buttwelding Ends
Edition 2022

Industrial valves - Butt welding ends for steel valves; German version EN 12627:2017
Edition 2018-02

Flanges and their joints - Bolting - Part 3: Classification of bolt materials for steel flanges, Class designated; German version EN 1515-3:2005
Edition 2005-12

Industrial valves - Metallic check valves; German version EN 16767:2020
Edition 2020-08

Bolted bonnet steel gate valves for the petroleum, petrochemical and allied industries (ISO 10434:2020); German version EN ISO 10434:2020
Edition 2020-12

Metal ball valves for petroleum, petrochemical and allied industries (ISO 17292:2015); German version EN ISO 17292:2015
Edition 2016-05

Petroleum and natural gas industries - Compact flanged connections with IX seal ring (ISO 27509:2020); English version EN ISO 27509:2020, only on CD-ROM
Edition 2021-05

Steel gate, globe and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries (ISO 15761:2020); English version EN ISO 15761:2020
Edition 2021-04

Petroleum and natural gas industries - Pipeline transportation systems - Pipeline valves (ISO 14313:2007 modified + Cor 1:2009); English version EN 13942:2009 + AC:2009
Edition 2009-06