Technical conditions of delivery of valves - Valves for gas installations and gas pipelines - Part 5: Requirements and tests
Edition 2014-11

Expansion vessels - Part 5: Closed expansion vessels with membrane for drinking water installations; Requirements, test, design and designation; DVGW code of practice
Edition 1997-03

Natural gas - Quality designation (ISO 13686:2013); German version EN ISO 13686:2013
Edition 2013-12

Buildings and civil engineering works - Determination of the staining of porous substrates by sealants used in joints - Part 1: Test with compression (ISO 16938-1:2019)
Edition 2020-12

Buildings and civil engineering works - Determination of the staining of porous substrates by sealants used in joints - Part 2: Test without compression (ISO 16938-2:2019)
Edition 2020-12

Gas safety shut-off devices for inlet pressure up to 10 MPa (100 bar); German and English version EN 14382:2019/prA1:2022
Edition 2023-02

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Land drainage and infiltration management works
Edition 2019-09

External protection of ductile cast iron pipes; polyethylene sleeving
Edition 1985-03

Separable unthreaded pipe connections for metal gas pipes - Part 1: Connections for pipes with smooth ends
Edition 2008-11

Ready-made insulated joint - Part 2: Insulating couplings for gas distribution and transportation - Requirements and tests
Edition 2021-02