Surface plates; natural hard rock surface plates; requirements and testing
Edition 1984-08

Information on Gear Teeth in Drawings; Information on Involute Teeth for Cylindrical Gears
Edition 1978-08

Measurement and test methods for tuning fork quartz crystal units in the range from 10 kHz to 200 kHz and standard values (IEC 60689:2008); German version EN 60689:2009
Edition 2009-08

Terms in the field of radiological technique - Part 4: Radioactivity
Edition 2006-10

Explosive atmospheres - Part 36: Non-electrical equipment for explosive atmospheres - Basic method and requirements (ISO 80079-36:2016); German version EN ISO 80079-36:2016
Edition 2016-12

Digital audio tape recorder reel to reel system, using 6,3 mm magnetic tape, for professional use; part 1: general requirements (IEC 61120-1:1991); German version EN 61120-1:1993
Edition 1994-01

Air quality - Determination of the uncertainty of the time average of air quality measurements (ISO 11222:2002)
Edition 2002-12

Machines for mechanical processing of minerals and similar solid materials - Safety - Part 1: Common requirements for machinery and processing plants; German version EN 1009-1:2020
Edition 2021-01

Stationary source emissions - Determination of greenhouse gas (GHG) emissions in energy-intensive industries - Part 3: Cement industry; German version EN 19694-3:2016
Edition 2016-10

Machine tools - Safety - Turning machines (ISO 23125:2015); German version EN ISO 23125:2015
Edition 2015-04