Standards UNE - Spanish national standards - Page 1377

Multi-element metallic cables used in data communication for voltages up to and including 250 V.

Standard published on 10.12.2014

Geometrical product specifications (GPS) - Transition specification (ISO 21204:2020) (Endorsed by Asociación Espanola de Normalización in August of 2020.)

Standard published on 1.8.2020

Corrosion tests in artificial atmospheres - Accelerated corrosion tests involving alternate exposure to corrosion-promoting gases, neutral salt-spray and drying (ISO 21207:2025)

Standard published on 6.5.2026

AEROSPACE SERIES. WASHERS. FLAT. IN ALUMINIUM ALLOY, ANODIZED OR CHROMATED.

Standard published on 20.12.1996

Plastics piping systems for the trenchless replacement of underground pipeline networks - Part 1: Replacement on the line by pipe bursting and pipe extraction (ISO 21225-1:2018)

Standard published on 26.12.2018

Plastics piping systems for the trenchless replacement of underground pipeline networks - Part 2: Replacement off the line by horizontal directional drilling and impact moling (ISO 21225-2:2018)

Standard published on 26.12.2018

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

Standard published on 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)

Standard published on 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)

Standard published on 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)

Standard published on 28.5.2008