Optics and photonics - Environmental test methods - Part 4: Salt mist (ISO 9022-4:2014)
Edition 2015-06

Methods of test for mortar for masonry - Part 4: Determination of consistence of fresh mortar (by plunger penetration); German version EN 1015-4:1998
Edition 1998-12

Lathe chucks, hand-operated - Jaws with centrical clamping individually adjustable - Part 2: Mounting recess with 1:4 taper
Edition 2010-05

Calculation of load capacity of shafts and axles - Part 4: Fatigue limit, endurance limit - Equivalently damaging continuous stress
Edition 2012-12

Corrosion of metals - Corrosion testing - Part 4: Performance of chemical corrosion experiments without mechanical stresses in liquids in the laboratory
Edition 2018-03

Steel wire and wire products - Non-ferrous metallic coatings on steel wire - Part 4: Tin coatings; German version EN 10244-4:2001
Edition 2001-07

Fluid power systems - O-rings - Part 4: Anti-extrusion rings (back-up rings) (ISO 3601-4:2008)
Edition 2010-08

Welding consumables - Testing of welding consumables by means of weld metal specimens - Part 4: Test piece for determining the hardness of surfacing
Edition 2010-05

Fibreboards - Specifications - Part 4: Requirements for softboards; German version EN 622-4:2024
Edition 2024-05

German standard methods for the examination of water, waste water and sludge - Sub-animal testing (group T) - Part 4: Determination of the genotoxic potential using the Salmonella microsome test (Ames Test) (T 4)
Edition 1999-12