Determination of the dispersion degree of metals using gas chemisorption - Part 1: Principles
Edition 2017-02

Determination of solid state density - Part 1: Principles
Edition 2019-03

Particle size analysis - Sieving analysis - Part 1: Fundamentals
Edition 2022-06

Office machines - Destruction of data carriers - Part 1: Principles and definitions
Edition 2012-10

Machine tools; multi-spindle heads; general, synopsis, basic principles
Edition 1994-01

Machine tools - Stub spindles - Part 1: General, description, basic principles
Edition 2016-06

Project management - Project management systems - Part 1: Fundamentals
Edition 2009-01

Multi Project Management - Management of project portfolios, programmes and projects - Part 1: Fundamentals
Edition 2013-03

Road vehicles - Basics for bi-axial wheel testing for commercial vehicles
Edition 2023-06

Corrosion of metals in sea water and sea atmosphere - Part 1: Terms and Definitions, basic information; Text in German and English
Edition 2011-12