Designation:D4034/D4034M−19StandardTestMethodforResistancetoYarnSlippageattheSewnSeaminWovenUpholsteryFabrics1ThisstandardisissuedunderthefixeddesignationD4034/D4034M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thistestmethodmeasurestheresistancetoslippageofwarpyarnsoverfillingyarns,orfillingyarnsoverwarpyarns,inwovenupholsteryfabrics,usingaspecificstandardseamassemblybycomparingthedifferencesintestcurvesfromasewnandunsewnsample.NOTE1—ThistestmethodisderivedfromTestMethodD434,fromwhichappropriatechangeshavebeenmadetomakethemethodmoreapplicableforupholsteryfabrics.NOTE2—ThistestmethodisdesignedtobeafabrictestandisconsideredtobetechnicallydifferentthanTestMethodD1683,whichisconsideredtobeayarn/seamtest.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemarenotnecessarilyexactequivalents;therefore,toensureconformancewiththestandard,eachsystemshallbeusedindependentlyoftheother,andvaluesfromthetwosystemsshallnotbecombined.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D76/D76MSpecificationforTensileTestingMachinesforTextilesD123TerminologyRelatingtoTextilesD434TestMethodforResistancetoSlippag...
