Codes of practice for drinking water installations - Part 200: Installation Type A (closed system) - Planning, components, apparatus, materials; DVGW code of practice
Edition 2012-05

Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 4: Valves (ISO 16486-4:2022); German version EN ISO 16486-4:2022
Edition 2022-06

Cathodic protection of harbour installations (ISO 13174:2012); German version EN ISO 13174:2012
Edition 2013-05

Mechanical properties of corrosion-resistant stainless steel fasteners - Part 3: Set screws and similar fasteners not under tensile stress (ISO 3506-3:2009); German version EN ISO 3506-3:2009
Edition 2010-04

Personal flotation devices - Part 7: Materials and components - Safety requirements and test methods (ISO 12402-7:2020); German version EN ISO 12402-7:2020
Edition 2021-04

Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance; German version EN 15313:2016
Edition 2016-09

Petroleum and natural gas industries - Materials selection for high content CO₂ environment for casings, tubings and downhole equipment (ISO 17348:2016); English version EN ISO 17348:2016
Edition 2016-07

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Factory made fitting assemblies of steel service pipes, polyurethane thermal insulation and a casing of polyethylene; German version EN 448:2019
Edition 2020-03

Fasteners - Mechanical properties of corrosion resistant stainless steel fasteners - Part 4: Tapping screws with specified grades and hardness classes (ISO/DIS 3506-4:2023); German and English version prEN ISO 3506-4:2023
Edition 2024-01

Fasteners - Mechanical properties of corrosion resistant stainless steel fasteners - Part 3: Set screws (and similar fasteners not under tensile stress) with specified grades and hardness classes (ISO/DIS 3506-3:2023); German and English version prEN ISO 3506-3:2023
Edition 2024-01