A specification in the IEC quality assessment system for electronic components (IECQ) - Quartz crystal units - Part 3: Sectional specification, qualification approval; identical with IEC 61178-3:1993
Edition 1995-02

Piezoelectric ceramic resonators - A specification in the IEC quality assessment system for electronic components (IECQ) - Part 2: Sectional specification; qualification approval; identical with IEC 61253-2:1993
Edition 1994-12

Piezoelectric ceramic resonators - A specification in the IEC quality assessment system for electronic components (IECQ) - Part 2: Sectional specification; qualification approval; section 1: Blank detail specification; assessment level E; identical with IEC 61253-2-1:1993
Edition 1994-12

Quartz crystal controlled oscillators - Part 2: Guide to the use of quartz crystal controlled oscillators (IEC 60679-2:1981)
Edition 1997-09

Sound system equipment - Part 2: Explanation of general terms and calculation methods (IEC 60268-2:1987 + A1:1991); German version HD 483.2 S2:1993
Edition 1994-08

Welding and allied processes - Types of joint preparation - Part 3: Metal inert gas welding and tungsten inert gas welding of aluminium and its alloys (ISO 9692-3:2016); German version EN ISO 9692-3:2016
Edition 2016-11

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, other metal borides and elemental boron - Part 3: Determination of the non-metallic major and minor constituents total carbon, total oxygen and total nitrogen as well as of free carbon in B₄C and of loss on drying of amorphus boron
Edition 2016-12

Radio Equipment and Systems (RES) - Digital Enhanced Cordless Telecommunications (DECT); Data Services Profile (DSP) - Generic data link service; Service type C, class 2; English version ETS 300651:1996
Edition 1998-06

Weights of classes E₁, E₂, F₁, F₂, M₁, M₁₋₂, M₂, M₂₋₃, and M₃ - Metrological and technical requirements (OIML R 111-1:2004)
Edition 2007-11

Metallic industrial piping - Part 3: Design and calculation; German version EN 13480-3:2017
Edition 2017-12