Vitreous and porcelain enamels - Inside and outside enamelled valves and pressure pipe fittings for untreated and potable water supply - Quality requirements and testing (ISO 11177:2019); German version EN ISO 11177:2019
Edition 2019-08

Ductile iron pipes, fittings and accessories - Requirements and test methods for organic coatings of ductile iron fittings and accessories - Part 2: Thermoplastic acid modified polyolefin coating (TMPO); German version EN 14901-2:2019
Edition 2020-02

Ductile iron pipes, fittings and accessories - Requirements and test methods for organic linings of ductile iron pipes and fittings - Part 1: Polyurethane lining of pipes and fittings; German version EN 15655-1:2018
Edition 2019-04

Piping for pigging systems - Part 1: Pipes and elbows
Edition 2009-02

Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes and fittings - Determination of the resistance to chemical attack from the inside of a section in a deflected condition; German version EN 1120:1996
Edition 1996-07

Clamp type coupling assemblies for use with steam hoses rated for pressures up to 18 bar; German version EN 14423:2013+A2:2019
Edition 2019-11

Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) pipes and fittings - Methods for regression analyses and their use; German version EN 705:1994
Edition 1994-08

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

Thermoplastics fittings - Determination of ring stiffness (ISO 13967:2009); German version EN ISO 13967:2009
Edition 2010-04

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 4: Quality requirements for glass-lined flanged steel pipes and flanged steel fittings (ISO 28721-4:2015); German version EN ISO 28721-4:2015
Edition 2016-03