Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria; German and English version prEN 378-1:2025
Edition 2025-07

Resistance welding - Welding current measurement for resistance welding - Part 5: Verification of welding current measuring system (ISO 17657-5:2005); German version EN ISO 17657-5:2007
Edition 2007-09

Liquefied petroleum gas and light hydrocarbons - Determination of density or relative density - Pressure hydrometer method (ISO 3993:1984); German version EN ISO 3993:1995
Edition 1995-11

Stationary source emissions - Bioaerosols and biological agents - Sampling of bioaerosols and collection in liquids - Impingement method; German version EN 17359:2020
Edition 2020-10

Testing of combustible materials; determination of ignition temperature
Edition 1984-02

Resistance welding - Welding current measurement for resistance welding - Part 4: Calibration system (ISO 17657-4:2005); German version EN ISO 17657-4:2007
Edition 2007-09

Fibre optic interconnecting devices and passive components - Connector optical interfaces - Part 3-12: Connector parameters for connections of non-dispersion shifted single mode physically contacting fibres - Angled cylindrical full zirconia ferrules, centred fibre core eccentricity (IEC 86B/4066/DC:2017)
Edition 2017-06

Societal Security - Video-surveillance - Export interoperability (ISO 22311:2012); German version EN ISO 22311:2014
Edition 2016-12

Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of densification properties of ceramic powders on natural sintering (ISO 21821:2019); German version EN ISO 21821:2022
Edition 2023-02

Serration splines
Edition 2019-04