Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 1: Anaerobic jointing compounds; German version EN 751-1:1996
Edition 1997-05

Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 2: Non-hardening jointing compounds; German version EN 751-2:1996
Edition 1997-08

Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water - Part 3: Unsintered PTFE tapes and PTFE strings; German version EN 751-3:2022+A1:2023
Edition 2024-03

Fittings for gas and drinking water installations - Extensions made of stainless steel
Edition 2023-08

Testing of gaseous fuels and other gases; determination of nitrogen monoxide content; Saltzman method
Edition 1986-09

Thermally activated shutting-off devices for gas - Requirements and testing
Edition 2003-10

Gas analysis - Absolute volumetric method for dynamic preparation of calibration gases - Part 1: Preparation from pure gases; Amendment 1
Edition 2024-08

Separable tube connections for metal gas tubes - Part 1: Connections for tubes with smooth ends
Edition 2024-09

Gas stop valves for domestic gas installations up to 5 bar - Part 1: Requirements and tests
Edition 2023-10

Testing of materials for semiconductor technology; determination of impurities in carrier gases and dopant gases; determination of C₁-C₃-hydrocarbons in nitrogen by gas-chromatography
Edition 1993-09