Heat exchangers - Methods of measuring the parameters necessary for establishing the performance; German version EN 306:1997
Edition 1997-07

Respiratory protective devices - Self-contained closed-circuit breathing apparatus compressed oxygen or compressed oxygen-nitrogen type - Requirements, testing, marking (includes Amendment A1:2000); German version EN 145:1997 + A1:2000
Edition 2000-06

Natural gas - Determination of water content at high pressure (ISO 11541:1997); German version EN ISO 11541:2002
Edition 2003-01

Rubber and plastic hoses and hose assemblies with internal vapour recovery for measured fuel dispensing systems - Specification; German version EN 13483:2022
Edition 2022-12

Tunnel boring machines - Air locks - Part 1: Requirements for air locks utilising compressed air as the pressurising or breathing medium along with requirements for oxygen breathing systems for decompression purposes; German and English version prEN 12110-1:2023
Edition 2023-03

Health and safety in welding and allied processes - Laboratory method for sampling fume and gases - Part 3: Determination of ozone emission rate during arc welding (ISO 15011-3:2009); German version EN ISO 15011-3:2009
Edition 2010-03

Gas welding equipment - Acetylene manifold systems for welding, cutting and allied processes - General requirements (ISO 14114:2017); German version EN ISO 14114:2018
Edition 2018-04

Routine analytical cigarette-smoking machine - Additional test methods for machine verification (ISO 7210:2018)
Edition 2020-06

Testing fresh concrete - Part 7: Air content - Pressure methods; German version EN 12350-7:2019 + AC:2022
Edition 2022-05

Tunnel boring machines - Air locks - Part 2: Safety requirements for the use of non-air breathing mixtures and saturation techniques in personnel locks and for pressurised transfer shuttles; German and English version prEN 12110-2:2023
Edition 2023-03