Testing of lubricants - Testing in the four-ball tester - Part 2: Determination of welding load of liquid lubricants
Edition 2015-03

Testing of lubricants - Testing in the four-ball tester - Part 3: Determination of wearing characteristics of liquid lubricants
Edition 2015-03

Testing of lubricants - Testing in the four-ball tester - Part 4: Determination of welding load of consistent lubricants
Edition 2015-03

Testing of lubricants - Testing in the four-ball tester - Part 5: Determination of wearing characteristics for consistent lubricants
Edition 2015-03

Testing of lubricants - Testing in the Shell four-ball tester - Part 6: Determination of shear stability of lubricating oils containing polymers
Edition 1996-08

Testing of carbonaceous materials - Determination of flexural strength by four point method - Solid materials
Edition 2020-12

Lengths of stitches for fastening two hole and four hole buttons
Edition 1968-05

Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending); German version EN 1288-3:2000
Edition 2000-09

Aerospace series - Cables, electrical, for general purpose - Operating temperatures between -55 °C and 200 °C - Part 008: DRP (pair) DRT (3 cores) DRQ (4 cores) family, multicore UV laser printable jacketed cable - Product standard; German and English version EN 2266-008:2022
Edition 2023-02

Aerospace series - Bases for 10 A electromagnetic plug-in relays, two and four poles double thrown - Part 001: Technical specification; German and English version EN 2593-001:2014
Edition 2015-03