Cleanrooms and associated controlled environments - Part 4: Design, construction and start-up (ISO 14644-4:2022); German version EN ISO 14644-4:2022
Edition 2023-04

Petroleum and natural gas industries - Completion fluids and materials - Part 4: Procedure for measuring stimulation and gravel-pack fluid leakoff under static conditions (ISO 13503-4:2006); English version EN ISO 13503-4:2006
Edition 2007-02

Gas Infrastructure - Compressor stations - Functional requirements; German and English version prEN 12583:2021
Edition 2021-03

Chemicals used for treatment of water intended for human consumption - Calcium carbonate, high-calcium lime, half-burnt dolomite, magnesium oxide, calcium magnesium carbonate and dolomitic lime - Test methods; German and English version prEN 12485:2024
Edition 2024-03

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 5: Testing, drying, purging and cool-down; German and English version prEN 14620-5:2023
Edition 2023-09

Petroleum and natural gas industries - Pipeline transportation systems (ISO 13623:2017, modified); German and English version prEN 14161:2021
Edition 2021-08

Fixed firefighting systems - Components for sprinkler and water spray systems - Part 15: Spray pattern sprinklers with a k-factor of at least K160, extended coverage sprinklers of at least K80 and control mode special application sprinklers; German and English version prEN 12259-15:2023
Edition 2023-06

Eurocode 2: Design of concrete structures - Part 1-1: General rules and rules for buildings; German version EN 1992-1-1:2004 + AC:2010
Edition 2011-01

Petroleum and natural gas industries - Cements and materials for well cementing - Part 4: Preparation and testing of foamed cement slurries at atmospheric pressure (ISO 10426-4:2004); English version EN ISO 10426-4:2004
Edition 2005-09

Pressure equipment - Part 7: Safety systems for unfired pressure equipment; German and English version prEN 764-7:2019
Edition 2019-10