1 This unification has the purpose of indicating the series of counts of normal manufacturing yarns expressed in tex (see UNI 4783 and UNI 4784). 2 This unification concerns yarns produced with the linen-canapier system, i.e.:
——linen;
——hemp;
——jute;
——hard fibers (manilla, sisal, etc.).
UNI 5749-1966 history
1966UNI 5749-1966 Yarns by flax-hemp way manifacture. Counts series.