Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 3: Nozzles and Venturi nozzles (ISO 5167-3:2022); German version EN ISO 5167-3:2022
Edition 2023-08

Measurement of fluid flow by means of pressure differential devices inserted in circular cross-section conduits running full - Part 4: Venturi tubes (ISO 5167-4:2022); German version EN ISO 5167-4:2022
Edition 2023-08

Reinforced concrete pressure pipes, cylinder type, including joints and fittings; German version EN 641:1994
Edition 1994-12

Gas-fired endothermic engine driven heat pumps - Part 3: Test conditions; German and English version prEN 16905-3:2023
Edition 2023-10

Air quality - Standard method for the measurement of the concentration of benzo[a]pyrene in ambient air; German version EN 15549:2008
Edition 2008-06

Stationary source emissions - Data acquisition and handling systems - Part 1: Specification of requirements for the handling and reporting of data; German version EN 17255-1:2019
Edition 2019-10

Fibre-reinforced plastics - Thermosetting moulding compounds and prepregs - Determination of flowability, maturation and shelf life (ISO 12115:1997); German version EN ISO 12115:1997
Edition 1997-08

Temporary works equipment - Part 3: Load testing; German version EN 12811-3:2002
Edition 2003-02

Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetry; German version EN 17233:2021
Edition 2021-11

Pump system energy assessment (ISO/ASME 14414:2019); German version EN ISO 14414:2019
Edition 2019-09