Joints for the connection of steel tubes and fittings for the conveyance of water and other aqueous liquids; German version EN 10311:2005
Edition 2005-08

Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 2: Specific functional requirements for polyethylene (MOP up to and including 10 bar); German version EN 12007-2:2012
Edition 2012-10

Plastics piping systems - Joints for glass-reinforced thermosetting plastics (GRP) pipes and fittings - Test methods for leaktightness and resistance to damage of non-thrust resistant flexible joints with elastomeric sealing elements; German version EN 1119:2009
Edition 2009-07

Plastics pipes and fittings - Determination of opacity (ISO 7686:2005); German version EN ISO 7686:2005
Edition 2005-10

Determination of influence of chemical fluids on the long-term hydrostatic strength of pressure pipes made of thermoplastics materials
Edition 2020-11

Plastic piping systems for warm water floor heating systems and radiator pipe connecting - Crosslinked polyethylene of medium density (PE-MDX)
Edition 2020-11

Petroleum and natural gas industries - Design and operating limits of drill strings with aluminium alloy components (ISO 20312:2011); English version EN ISO 20312:2011
Edition 2012-01

Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 5: Cone meters (ISO 5167-5:2022); German version EN ISO 5167-5:2022
Edition 2023-08

Non-destructive testing of steel tubes - Part 8: Automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections (ISO 10893-8:2011 + Amd 1:2020); German version EN ISO 10893-8:2011 + A1:2020
Edition 2020-10

Overhead line private connection boxes; disk for spacing of conductors in the roof pole stand tube
Edition 1977-05