Aerospace series - Steel X4CrNiMo16-5-1 (1.4418) - Air melted - Hardened and tempered - Bars - Dₑ ≤ 200 mm - 900 MPa ≤ Rₘ ≤ 1050 MPa; German and English version prEN 4631:2021
Edition 2021-07

Acoustics - Determination of airflow resistance - Part 1: Static airflow method (ISO 9053-1:2018); German version EN ISO 9053-1:2018
Edition 2019-03

Photocatalysis - Measurement of efficiency of photocatalytic devices used for the elimination of VOC and odour in indoor air in active mode - Part 1: Batch mode test method in closed chamber; German version EN 16846-1:2017
Edition 2017-05

Simple unfired pressure vessels designed to contain air or nitrogen - Part 4: Aluminium alloy pressure vessels designed for air braking equipment and auxiliary pneumatic equipment for railway rolling stock; German version EN 286-4:1994
Edition 1994-11

Workplace atmospheres - Controlling and characterizing uncertainty in weighing collected aerosols (ISO 15767:2009)
Edition 2010-10

Ambient air quality - Standard method for the determination of total gaseous mercury; German version EN 15852:2010
Edition 2010-11

Mining - Air quality control systems for operator enclosures - Performance requirements and test methods (ISO 23875:2021); German version EN ISO 23875:2022
Edition 2022-09

Photocatalysis - Continuous flow test methods - Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials; German version EN 16980-1:2021
Edition 2021-12

Workplace exposure - Assessment of sampler performance for measurement of airborne particle concentrations - Part 1: General requirements; German version EN 13205-1:2014
Edition 2014-09

Workplace exposure - Assessment of sampler performance for measurement of airborne particle concentrations - Part 4: Laboratory performance test based on comparison of concentrations; German version EN 13205-4:2014
Edition 2014-09