Materials and articles in contact with foodstuffs - Cutlery and table holloware - Part 4: Requirements for gold plated cutlery (ISO 8442-4:1997); German version EN ISO 8442-4:1997
Edition 1998-03

Advanced technical ceramics - Monolithic ceramics - General and textural properties - Part 4: Determination of surface roughness; German version EN 623-4:2004
Edition 2005-01

Concrete pavements - Part 4: Test methods for the determination of wear resistance of concrete pavements to studded tyres; German version EN 13863-4:2012
Edition 2012-07

Biotechnology - Performance criteria for vessels - Part 4: Bioreactors; German version EN 13311-4:2001
Edition 2001-06

Integrated Services Digital Network (ISDN) - Facsimile group 4 class 1 equipment on the ISDN - End-to-end protocols; English version ETS 300112:1994
Edition 1994-11

Graphical symbols for diagrams - Part 4: Basic passive components (IEC 60617-4:1996); German version EN 60617-4:1996
Edition 1997-08

Earth-moving machinery - Safety - Part 4: Requirements for backhoe loaders; German version EN 474-4:2022
Edition 2023-02

Methods of test for masonry - Part 4: Determination of shear strength including damp proof course; German version EN 1052-4:2000
Edition 2000-09

Sheet metal anchorage with threads - Part 4: Dimensions for tools and their design
Edition 2020-07

Technical specifications for valves for shipboard use - Part 4: Stop valves
Edition 2011-02