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AFNOR

NF EN 15991

En Vigor
2025-09-24
Testing of ceramic raw materials and ceramic materials - Direct determination of mass fractions of impurities in powders and granules of silicon carbide by inductively coupled plasma optical emission spectrometry with electrothermal vaporisation (ETV-ICP-OES)
 
AFNOR

NF EN ISO 17677-1

En Vigor
2021-03-10
Resistance welding - Vocabulary - Part 1 : spot, projection and seam welding
 
AFNOR

NF EN 302755

En Vigor
2015-12-18
Digital video broadcasting (DVB) - Frame structure channel coding and modulation for a second generation digital terrestrial television broadcasting system (DVB-T2) (V1.4.1)
 
AFNOR

NF EN 523

En Vigor
2004-01-01
Steel strip sheaths for prestressing tendons - Terminology, requirements, quality control