Fixed firefighting systems - Gas extinguishing systems - Part 1: Design, installation and maintenance (ISO 14520-1:2013, modified); German and English version prEN 15004-1:2023
Edition 2023-08

Plastics piping systems for water supply, and for drainage and sewerage under pressure - Polyethylene (PE) - Part 1: General; German and English version prEN 12201-1:2021
Edition 2021-05

Plastics - Methods of exposure to solar radiation - Part 1: General guidance (ISO/DIS 877-1:2024); German and English version prEN ISO 877-1:2024
Edition 2024-08

Flanges and their joints - Design rules for gasketed circular flange connections - Part 1: Calculation; German and English version prEN 1591-1:2021
Edition 2021-05

Design and manufacture of site built, vertical, cylindrical, flat-bottomed tank systems for the storage of refrigerated, liquefied gases with operating temperatures between 0 °C and -196 °C - Part 1: General; German and English version prEN 14620-1:2022
Edition 2022-03

Air compressors and compressed air systems - Part 1: Air compressor safety requirements (ISO/DIS 18623-1:2023); German and English version prEN ISO 18623-1:2023
Edition 2023-08

Aluminium and aluminium alloys - Terms and definitions - Part 1: General terms; Trilingual version EN 12258-1:2012
Edition 2012-08

Gas safety shut-off devices for inlet pressure up to 10 MPa (100 bar); German and English version EN 14382:2019
Edition 2019-11

Plastics piping systems for hot and cold water installations - Polyethylene of raised temperature resistance (PE-RT) - Part 2: Pipes (ISO 22391-2:2009 + Amd. 1:2020); German and English version EN ISO 22391-2:2009 + A1:2020
Edition 2021-03

Plastics piping systems for hot and cold water installations - Chlorinated poly(vinyl chloride) (PVC-C) - Part 2: Pipes (ISO 15877-2:2009 + Amd 1:2010 + Amd 2:2020); German and English version EN ISO 15877-2:2009 + A1:2010 + A2:2020
Edition 2021-03