ASTM D2644-02

    Standard Tolerances for Yarns Spun on the Woolen System


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    1. Scope

    1.1 These tolerances are applicable to all yarns spun on the woolen system and composed of any fiber or mixture of fibers, even though there might not be any wool present in the yarn.

    Note 1—For tolerances for other spun yarns, see Tolerances D 2645 .


    2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

    ASTM Standards

    D123 Terminology Relating to Textiles

    D1422/D1422M Test Method for Twist in Single Spun Yarns by the Untwist-Retwist Method

    D1423/D1423M Test Method for Twist in Yarns by Direct-Counting

    D1578 Test Method for Breaking Strength of Yarn in Skein Form

    D1907/D1907M Test Method for Linear Density of Yarn (Yarn Number) by the Skein Method

    D2256/D2256M Test Method for Tensile Properties of Yarns by the Single-Strand Method

    D2257 Test Method for Extractable Matter in Textiles

    D2258/D2258M Practice for Sampling Yarn for Testing

    D2494 Test Method for Commercial Mass of a Shipment of Yarn or Manufactured Staple Fiber or Tow

    D2645 Tolerances for Yarns Spun on the Cotton or Worsted Systems

    D4849 Terminology Related to Yarns and Fibers


    ICS Code

    ICS Number Code 59.080.20 (Yarns)

    UNSPSC Code

    UNSPSC Code 11151508(Wool fibers)


    Referencing This Standard
    Link Here
    Link to Active (This link will always route to the current Active version of the standard.)

    DOI: 10.1520/D2644-02

    Citation Format

    ASTM D2644-02, Standard Tolerances for Yarns Spun on the Woolen System, ASTM International, West Conshohocken, PA, 2002, www.astm.org

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