Classification of environmental conditions - Part 1: Environmental parameters and their severities (IEC 60721-1:1990 + A1:1992 + A2:1995); German version EN 60721-1:1995 + A2:1995
Edition 1997-02

Petroleum and natural gas industries - Pipeline transportation systems (ISO 13623:2017, modified); German and English version prEN 14161:2021
Edition 2021-08

Environmental testing - Part 2-81: Tests - Test Ei: Shock - Shock response spectrum synthesis (IEC 60068-2-81:2003); German version EN 60068-2-81:2003
Edition 2004-07

Aerospace series - Bearings, spherical plain, in corrosion resisting steel with self-lubricating liner elevated load under low oscillations - Narrow series - Dimensions and loads - Part 003: Inch series with low friction coefficient; German and English version EN 4538-003:2010
Edition 2011-02

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-6: Examinations and measurements - Return loss (IEC 61300-3-6:2008); German version EN 61300-3-6:2009
Edition 2009-09

Underwater acoustics - Hydrophones - Calibration of hydrophones - Part 2: Procedures for low frequency pressure calibration (IEC 60565-2:2019); German version EN IEC 60565-2:2019
Edition 2022-01

Semiconductor devices - Discrete devices and integrated circuits - Part 2: Rectifier diodes (IEC 60747-2:2000)
Edition 2001-02

Environmental testing - Part 4: Information for specification writers - Test summaries (IEC 60068-4:1987 + A1:1992 + A2:1994); German version EN 60068-4:1996
Edition 1996-10

Water quality - Method for assessment of fish damage in pumps and turbines used in pumping stations and hydropower plants; German and English version prEN 18110:2024
Edition 2024-08

Method for determining process input parameters for precision electrochemical machining - requirements, criteria, definitions
Edition 2018-12