<p>ISO 17202 specifies a method for the determination of the direction of twist in single yarns and the amount of twist, in terms of turns per unit length, by the indirect untwist/retwist method. It is applicable to single spun yarns.</p>
<p>The method is designed primarily for yarns in packages, but by the application of special precautions the procedures can be used for yarns taken from fabrics.</p>
Registration number (WIID)
30582
Scope
<p>ISO 17202 specifies a method for the determination of the direction of twist in single yarns and the amount of twist, in terms of turns per unit length, by the indirect untwist/retwist method. It is applicable to single spun yarns.</p>
<p>The method is designed primarily for yarns in packages, but by the application of special precautions the procedures can be used for yarns taken from fabrics.</p>
