UNE - Spanish national standards

Aerospace series - Expanded beam termini, fibre optic non-physical contact in EN 3645 standard cavities - Part 103: Multimode male termini size 12 - Technical specification (Endorsed by Asociación Espanola de Normalización in January of 2025.)

Available languages: English

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Aerospace series - Expanded beam termini, fibre optic non-physical contact in EN 3645 standard cavities - Part 104: Multimode female termini size 12 - Technical specification (Endorsed by Asociación Espanola de Normalización in January of 2025.)

Available languages: English

Available design: electronic design (pdf), Print design

Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869-2:2018)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Acoustics - Hearing protectors - Part 3: Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture (ISO 4869-3:2007)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Aluminium and aluminium alloys - Rolling ingots - Specifications

Available languages: English, Spanish

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Acoustics - Declaration and verification of noise emission values of machinery and equipment (ISO 4871:1996)

Available languages: English, Spanish

Available design: electronic design (pdf), Print design

Tobacco. Sampling of batches of raw material. General principles.

Available languages: Spanish, English

Available design: electronic design (pdf), Print design

Aerospace series - Surface treatments - Test method for measurement of electrical contact resistance (Endorsed by Asociación Espanola de Normalización in February of 2020.)

Available languages: English

Available design: electronic design (pdf), Print design

Aerospace series - Filler metals for welding - Part 001: Technical specification (Endorsed by Asociación Espanola de Normalización in June of 2024.)

Available languages: English

Available design: electronic design (pdf), Print design

Aerospace series - Filler metals for welding - Part 002: Authorized filler metals (Endorsed by Asociación Espanola de Normalización in April of 2023.)

Available languages: English

Available design: electronic design (pdf), Print design