NBN EN 13003-1:1999

1.1 The European Standard establishes a method of designation for para-aramid fibre filament yarns which may be used as the basis for specifications. 1.2 This designations system is for para-aramid fibre filament yarns used for the reinforcement of polymer composites to reinforce in mechanical properties. It does not apply to discontinuous fibres and para-aramid fibre products made in the form of staple yarns, woven fabrics, braids, knits, mats, etc.