Designation:D4776/D4776M−18StandardTestMethodforAdhesionofTireCordsandOtherReinforcingCordstoRubberCompoundsbyH-TestProcedure1ThisstandardisissuedunderthefixeddesignationD4776/D4776M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthemeasurementofadhesionofreinforcingcordsthatarebondedtorubbercompounds.Thistestmethodisapplicabletotextilecordstructuresfrombothnaturalandmanmadefibers,otherthansteel.Foradhesiontestingofsteeltirecords,refertoTestMethodD2229.1.2Thistestmethodisprimarilyusedtoevaluatetirecords,usingasuitabletirecordadhesiveandasuitablerubbercompound.Thistestmethodisalsousedtoevaluate(1)tirecordadhesives,and(2)theprocessofadhesivereactiononthecordusingoneconsistentformoftirecordandoneconsistentrubbercompound.Thistestmethodmaybeusedtoevaluatecordsinindustrialhoseandbeltingproductsandothercordreinforcedrubberproducts.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.5Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D76SpecificationforTensileTestingMachinesforTextilesD123TerminologyRelat...
