Refrigerating systems and heat pumps - Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes - Requirements, design and installation; German version EN 1736:2008
Edition 2009-02

Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 2: Pipes (ISO/DIS 16486-2:2024); German and English version prEN ISO 16486-2:2024
Edition 2024-05

Workshop fabricated steel tanks - Part 4: Vertical cylindrical single skin and double skin tanks for the aboveground storage of flammable and nonflammable water polluting liquids other than for heating and cooling of buildings; German and English version prEN 12285-4:2022
Edition 2022-07

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

Gas infrastructure - Pipelines for maximum operating pressure up to and including 16 bar - Part 3: Specific funtional requirements for steel; German version EN 12007-3:2015
Edition 2015-07

Water systems for fire extinguishing - Filling and draining devices operated by remote control - Part 1: Fire extinguishing pipe systems "wet/dry"
Edition 2020-10

Concrete pipes and fittings, unreinforced, steel fibre and reinforced; German version EN 1916:2002
Edition 2003-04

Plastics piping systems for non-pressure drainage and sewerage - Polyester resin concrete (PRC) - Part 2: Manholes and inspection chambers; German version EN 14636-2:2009
Edition 2010-04

Central heating boilers - Main specification for indirectly heated unvented (closed) metallic pressurized buffer tanks - Requirements, testing and marking; German and English version prEN 17692:2021
Edition 2021-07

Thermoplastic multi-layer (non-vulcanized) hoses and hose assemblies for the transfer of liquid petroleum gas and liquefied natural gas - Specification; German version EN 13766:2018+A1:2020
Edition 2020-07