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These specifications cover the classification, by fineness grade, of wool or mohair that is in the grease, pulled, washed, or scoured state, or in the form of card sliver.
Formerly under the jurisdiction of Committee D13 on Textiles, these specifications were withdrawn in January 2021 in accordance with section 10.6.3 of the Regulations Governing ASTM Technical Committees, which requires that standards shall be updated by the end of the eighth year since the last approval date.
1.1 These specifications cover the classification, by fineness grade, of wool or mohair that is in the grease, pulled, washed, or scoured state, or in the form of card sliver.
1.2 These specifications are applicable also to assignment of grade for wool or mohair in spun materials or products processed beyond carding on the woolen system but not on the worsted system which involves a combing process.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
D123 Terminology Relating to Textiles
D2130 Test Method for Diameter of Wool and Other Animal Fibers by Microprojection
D2252 Specification for Fineness of Types of Alpaca
D3992 Specifications for Fineness of Wool Top or Mohair Top and Assignment of Grade
D4845 Terminology Relating to Wool
Federal StandardsMeasurement Method for Determining Grade of Grease
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ASTM D3991-94(2012)e1, Standard Specifications for Fineness of Wool or Mohair and Assignment of Grade (Withdrawn 2021), ASTM International, West Conshohocken, PA, 2012, www.astm.orgBack to Top