Steels - Micrographic determination of the apparent grain size (ISO/DIS 643:2023); German and English version prEN ISO 643:2023
Edition 2023-08

Optics and optical instruments - Veiling glare of image-forming systems - Definitions and methods of measurement (ISO 9358:1994)
Edition 2021-08

Maintenance - Maintenance engineering - Requirements; German version EN 17666:2022
Edition 2023-04

Swimming pools for public use - Part 2: Safety requirements for operation; German version EN 15288-2:2018
Edition 2019-05

Water quality - Guidance standard on the enumeration of phytoplankton using inverted microscopy (Utermöhl technique); German version EN 15204:2006
Edition 2006-12

Fixed firefighting systems - Gas extinguishing systems - Part 1: Design, installation and maintenance (ISO 14520-1:2015, modified); German version EN 15004-1:2019
Edition 2019-06

Eurocode 1 - Actions on structures - Part 2: Traffic loads on bridges and other civil engineering works; German and English version prEN 1991-2:2021
Edition 2021-09

Ambient air - Standard method for the measurement of the concentration of sulfur dioxide by ultraviolet fluorescence; German and English version prEN 14212:2022
Edition 2022-11

Ambient air - Standard method for the measurement of the concentration of carbon monoxide by non-dispersive infrared spectroscopy; German and English version prEN 14626:2022
Edition 2022-11

Eurocode 3 - Design of steel structures - Part 1-5: Plated structural elements; German version EN 1993-1-5:2006 + AC:2009 + A1:2017 + A2:2019
Edition 2019-10