ASTM_D_7139_-_20.pdf

Designation:D713920Standard Terminology forCotton Fibers1This standard is issued under the fixed designation D7139;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This standard is the compilation of all terminologydeveloped by Subcommittee D13.11 on Cotton Fibers.1.2 This terminology is unique to the Cotton Fibers industry.Meanings of the same terms used outside the industry can befound in other compilations or in dictionaries of general usage.1.3 In addition to being a specialized dictionary,D7139 isalso a tool for managing the Subcommittees terminology.Thisincludes finding,eliminating,and preventing redundancies,that is,where two or more terms relating to the same conceptare defined in different words.1.4 Terms listed are under the jurisdiction of SubcommitteeD13.11.1.5 For definitions of other textile terms see TerminologyD123.1.6 This international standard was developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced Documents2.1 ASTM Standards:2D123 Terminology Relating to TextilesD1440 Test Method for Length and Length Distribution ofCotton Fibers(Array Method)D1442 Test Method for Maturity of Cotton Fibers(SodiumHydroxide Swelling and Polarized Light Procedures)D1445 Test Method for Breaking Strength and Elongation ofCotton Fibers(Flat Bundle Method)D1447 Test Method for Length and Length Uniformity ofCotton Fibers by Photoelectric MeasurementD1448 Test Method for Micronaire Reading of Cotton Fi-bers(Withdrawn 2020)3D1464 Practice for Differential Dyeing Behavior of CottonD1684 Practice for Lighting Cotton Classing Rooms forColor GradingD2495 Test Method for Moisture in Cotton by Oven-DryingD2496 Test Method for Seed Coat Fragments and Funiculiin Cotton Fiber Samples(Withdrawn 1986)3D2812 Test Method for Non-Lint Content of CottonD3025 Practice for Standardizing Cotton Fiber Test Resultsby Use of Calibration Cotton StandardsD3990 Terminology Relating to Fabric DefectsD5332 Test Method for Fiber Length and Length Distribu-tion of Cotton Fibers(Withdrawn 2006)3D5426 Practices for Visual Inspection and Grading of Fab-rics Used for Inflatable RestraintsD5867 Test Methods for Measurement of Physical Proper-ties of Raw Cotton by Cotton Classification InstrumentsD7642 Practice for Establishment of Calibration Cottons forCotton Classification InstrumentsD7785 Test Method for Water in Lint Cotton by OvenEvaporation Combined with Volumetric Karl FischerTitration3.TerminologyA-tuft,na single-pass process for aligning hook free fiberson the Fibroliner FL-101.D5332amount,nin cotton length testing with the Fibrograph(optical)or Length Analyzer(pneumatic),a measure of thethickness,optical or pneumatic density,of the test beard,proportional to the number of fibers present at variousdistances from the base of the comb(s)(Fibrograph)or thespecimen clamp jaws(Length Analyzer).D5867amount,nin cotton length testing with the Fibrograph,ameasure of the thickness,or optical density,of the test beard,proportional to the number of fibers present at variousdistances from the base of the comb(s).D1447B-tuft,na two-pass process for aligning hooked fibers on theFibroliner FL-101.D53321This terminology is under the jurisdiction ofASTM Committee D13 on Textilesand is the direct responsibility of Subcommittee D13.11 on Cotton Fibers.Current edition approved July 1,2020.Published August 2020.Originallyapproved in 2005.Last previous edition approved in 2013 as D713909(2013)1.DOI:10.1520/D7139-20.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1blending plan,nthe instructions for mixing fibers duringspecimen preparation.D5332bound water,nthe amount of water in a test specimen thatis hydrogen bonded to cellulose and expressed as a percent-age of the mass of the specimen.D7785calibration cotton standards,ncotton samples taken fromblended bulk source on which fiber properti