Paints and varnishes - Evaluation of defects on coated surfaces using optical imaging - Part 1: General guidance (ISO 21227-1:2003)

Die Norm herausgegeben am 7.5.2004

Paints and varnishes - Evaluation of defects on coated surfaces using optical imaging - Part 2: Evaluation procedure for multi-impact stone-chipping test (ISO 21227-2:2006)

Die Norm herausgegeben am 21.2.2007

Paints and varnishes - Evaluation of defects on coated surfaces using optical imaging - Part 3: Evaluation of delamination and corrosion around a scribe (ISO 21227-3:2007)

Die Norm herausgegeben am 25.7.2007

Paints and varnishes - Evaluation of defects on coated surfaces using optical imaging - Part 4: Evaluation of filiform corrosion (ISO 21227-4:2008)

Die Norm herausgegeben am 28.5.2008

Short-circuit currents in three-phase a.c. systems - Part 1: Factors for the calculation of short-circuit currents according to IEC 60909-0

Die Norm herausgegeben am 27.7.2005

Short-circuit currents in three-phase a.c. systems - Part 4: Examples for the calculation of short-circuit currents

Die Norm herausgegeben am 30.5.2002

Radiation protection - Performance criteria for laboratories performing initial cytogenetic dose assessment of mass casualties in radiological or nuclear emergencies - General principles and application to dicentric assay (ISO 21243:2022) (Endorsed by Asociación Espanola de Normalización in November of 2025.)

Die Norm herausgegeben am 1.11.2025

Agricultural equipment -- Mechanical connections between towed and towing vehicles -- Implement hitch rings and attachment to tractor drawbars

Die Norm herausgegeben am 22.12.2010

Aerospace series - Aluminium alloy Al-P16- - T6151 - Plates - 6 mm < a = 120 mm

Die Norm herausgegeben am 1.10.2019

Water quality - Multi-compound class methods - Part 1: Criteria for the identification of target compounds by gas and liquid chromatography and mass spectrometry (ISO 21253-1:2019)

Die Norm herausgegeben am 21.10.2020