Adhesive bonding of railway vehicles and parts - Part 4: Manufacturing controls and quality assurance
Edition 2015-12

Heat treatment of ferrous materials - Methods of heat treatment - Part 4: Nitriding and nitrocarburizing
Edition 1998-01

Masonry - Part 4: Prefabricated masonry compound units
Edition 2018-05

Ladders on ships - Part 4: Holder
Edition 2009-07

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; Basic call control; enhancement at the "b" service entry point for Virtual Private Network (VPN) applications - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (Endorsement of the English version EN 301060-4 V 1.1.4 (1999-08) as German standard)
Edition 2000-10

Data sheet specification of fibre optic products - Part 4: Fibre optic bundles; Text in German and English
Edition 2021-09

Plain bearings - Part 4: Electrical insulation
Edition 1997-12

Treatment of water of swimming pools and baths - Part 4: Combinations of process with ultrafiltration
Edition 2023-06

Ellipsometry - Part 4: Semi-transparent single layer model; Text in German and English
Edition 2022-09

Pyrotechnic articles - Fireworks, Category 4 - Part 4: Minimum labelling requirements and instructions for use; German version EN 16261-4:2012
Edition 2013-02