Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 2: Classification of objects and codes for classes (IEC 81346-2:2019); German version EN IEC 81346-2:2019
Edition 2020-10

Corrosion of metals - Corrosion likelihood of metallic materials when subject to corrosion from the outside - Part 2: Service components inside buildings
Edition 2017-03

Ductile iron pipes, fittings and accessories - Requirements and test methods - Part 1: PE coatings; German version EN 14628-1:2020
Edition 2020-09

Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 1: General principles and requirements (ISO 5167-1:2022); German version EN ISO 5167-1:2022
Edition 2023-08

Gas infrastructure - Welding steel pipework - Functional requirements; German version EN 12732:2021
Edition 2022-01

Application of cement mortar lining for cast iron pipes, steel pipes and fittings
Edition 1999-01

Ductile iron pipes, fittings and accessories - External cement mortar coating for pipes - Requirements and test methods; German and English version prEN 15542:2021
Edition 2022-02

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

Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 1: Polyolefin coatings (3-layer PE and 3-layer PP) (ISO 21809-1:2018); German version EN ISO 21809-1:2018
Edition 2020-09

Seamless steel tubes for oil- and water-hydraulic systems - Calculation rules for pipes and elbows for dynamic loads
Edition 2020-04