Most recent
DIN EN ISO 2061:2015
Textiles - Determination of twist in yarns - Direct counting method (ISO 2061:2015); German version EN ISO 2061:2015
This International Standard specifies a method for the determination of the direction of twist in yarns, the amount of twist, in terms of turns per unit length, and the change in length on untwisting, by the direct counting method.
Deutsches Institut für Normung [din]