ASTM_D_3691_-_D_3691M_-_19.pdf

Designation:D3691/D3691M19Standard Performance Specification forWoven,Lace,and Knit Household Curtain and DraperyFabrics1This standard is issued under the fixed designation D3691/D3691M;the number immediately following the designation indicates theyear of original adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of lastreapproval.A superscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S.Department of Defense.1.Scope1.1 This performance specification covers the requirementsfor all knit,lace,foam back,stitch-bonded,conventionalweights,and sheer woven fabrics to be used in the manufactureof curtains and draperies.1.2 This performance specification is applicable to all fab-rics except those made of glass.1.3 For those properties where fabric direction is pertinent,these requirements apply to the length and width directions forwoven fabric and to both the wale and course directions forknit fabric.1.4 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard.The values stated ineach system may not be exact equivalents;therefore,eachsystem shall be used independently of the other.Combiningvalues from the two systems may result in non-conformancewith the standard.1.5 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.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Documents2.1 ASTM Standards:2D231 Methods of Testing Tolerances for Knit Goods;Re-placed by D 3887(Withdrawn 1980)3D1336 Test Method for Distortion of Yarn in Woven FabricsD1424 Test Method for Tearing Strength of Fabrics byFalling-Pendulum(Elmendorf-Type)ApparatusD2261 Test Method for Tearing Strength of Fabrics by theTongue(Single Rip)Procedure(Constant-Rate-of-Extension Tensile Testing Machine)D2724 Test Method for Bond Strength of Bonded,Fused,and Laminated Apparel FabricsD5034 Test Method for Breaking Strength and Elongation ofTextile Fabrics(Grab Test)D7023 Terminology Relating to Home Furnishings2.2 AATCC Standards4TM8 Colorfastness to Crocking:Crockmeter MethodTM16.3 Colorfastness to Light:Xenon ArcTM23 Colorfastness to Burnt Gas FumesTM61 Colorfastness to Laundering:AcceleratedTM116 Colorfastness to Crocking:Rotary Vertical Crock-meter MethodTM124 Smoothness Appearance of Fabrics After HomeLaunderingTM129 Colorfastness to Ozone in the Atmosphere UnderHigh HumiditiesTM132 Colorfastness to DrycleaningTM135 Dimensional Changes of Fabrics after Home Laun-dering1This performance specification is under the jurisdiction of ASTM CommitteeD13 on Textiles and is the direct responsibility of Subcommittee D13.63 on HomeFurnishings.Current edition approved Jan.15,2019.Published February 2019.Originallyapproved in 1978.Last previous edition approved in 2008 as D3691 02(2008)which was withdrawn January 2018 and reinstated in January 2019.DOI:10.1520/D3691_D3691M-19.2For 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.4Available from American Association of Textile Chemists and Colorists(AATCC),P.O.Box 12215,Research Triangle Park,NC 27709,http:/www.aatcc.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.1 TM172 Colorfastness to Powdered Non-Chlorine Bleach inHome LaunderingTM188 Colorfastness to Sodium Hypochlorite Bleach inHome LaunderingEP1 Gray Scale for Color ChangeEP2 Gray Scale for StainingEP8 Chromatic Transference Scale,9-StepEP9 Visual Assessment of Color Difference of TextilesNOTE1Reference to test methods in this specification give only thepermanent part of the designation of ASTM,AATCC,or other testmethods.The current editions of each test method cited shall prevail.3.Terminology3.1 Definitions:For definitions of other textile terms used inthis specification,refer to Terminology D7023 and to theTechnical Manual of th