Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 4: Laser beam welding (ISO 15609-4:2009); German version EN ISO 15609-4:2009
Edition 2009-10

Programmable controllers - Part 5: Communications (IEC 61131-5:2000); German version EN 61131-5:2001
Edition 2001-11

Eurocode 4 - Design of composite steel and concrete structures - Part 1-1: General rules and rules for buildings; German and English version prEN 1994-1-1:2024
Edition 2024-03