Wastewater treatment plants - Part 6: Activated sludge process; German version EN 12255-6:2002
Edition 2002-04

Wastewater treatment plants - Part 7: Biological fixed-film reactors; German version EN 12255-7:2002
Edition 2002-04

Wastewater treatment plants - Part 13: Chemical treatment; Treatment of wastewater by precipitation/flocculation; German version EN 12255-13:2002
Edition 2003-04

Application of building products in structures - Part 412: Rules for the application of masonry mortar according to DIN EN 998-2:2017-02
Edition 2019-06

Railway applications - Track - Concrete sleepers and bearers - Part 5: Special elements; German version EN 13230-5:2016
Edition 2016-11

Railway applications - Welding of railway vehicles and components - Part 4: Production requirements; German version EN 15085-4:2023
Edition 2023-05

Railway applications - Measuring of new railway vehicles - Part 5: Measuring methods at chassis for bogies of running gears; with CD-ROM
Edition 2012-02

Keyboards for data and text input - Part 2: Additional requirements; Text in German and English
Edition 2018-12

Mechanical vibration - Resilient elements used in railway tracks - Part 1: Terms and definitions, classification, test procedures
Edition 2010-08

Stationary waste containers up to 5 000 l, top lifted and bottom emptied - Part 3: Recommended lifting connections; German version EN 13071-3:2019
Edition 2019-12