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prSRPS ISO 1139:2026

Textiles — Designation of yarns

General information

10.99    

ISS

F038

International Standard

59.080.20  

English  

Scope

This document specifies two methods of indicating the composition of yarns, whether single, folded, cabled or multiple wound. The notation comprises linear density indicated in the Tex system, number of filaments in filament yarns, direction and amount of twist, and number of folds.
This document is not applicable to some special kinds of yarns, for example to fancy yarns, textured or bulked yarns or yarns produced by wrapping a textile or non-textile material round a core. It is not applicable to yarns with other features such as constituent fibres, after treatment and type of package.

Life cycle

PREVIOUSLY

PUBLISHED
SRPS F.A0.102:1981

PUBLISHED
SRPS F.A0.103:1981

NOW

PROJECT
prSRPS ISO 1139:2026
10.99 New project approved

Related project

Adopted from ISO 1139:2025 IDENTICAL