Designation:D4964−96(Reapproved2012)´1StandardTestMethodforTensionandElongationofElasticFabrics(Constant-Rate-of-ExtensionTypeTensileTestingMachine)1ThisstandardisissuedunderthefixeddesignationD4964;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—Areferencein9.2.1andtheexplanationforvariableEin12.1.1werecorrectededitoriallyinMarch2013.1.Scope1.1Thistestmethodcoversthemeasurementoftensionandelongationofwideornarrowelasticfabricsmadefromnaturalorman-madeelastomers,eitheraloneorincombinationwithothertextileyarns,whentestedwithaconstant-rate-of-extension(CRE)typetensiletestingmachine.NOTE1—Fordeterminationofsimilartestingusingtheconstant-rate-of-load(CRL)typetensiletestingmachine,refertoTestMethodD1775.1.2Theuseofthistestmethodrequirestheselectionof,ormutualagreementupon,looptension(s)andelongation(s)atwhichthetestresultswillbedetermined.1.3Launderingproceduresrequiremutualagreementontheselectionoftemperatureandnumberofwashingcyclesanddryingcyclestobeused.1.4ThevaluesstatedinSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;thereforeeachsystemmustbeusedindependentlyoftheother,withoutcombiningvaluesinanyway.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D76SpecificationforTensileTestingMachinesforTextilesD123TerminologyRelatingtoTextilesD1775TestMethodforTensionandElongationofWideElasticFabrics(Withdrawn2000)3D1776PracticeforConditioningandTestingTextilesD4850TerminologyRelatingtoFabricsandFabricTestMethods3.Terminology3.1ForallterminologyrelatedtoSubcommitteeD...
