Designation:D4796−10StandardTestMethodforBondStrengthofThermoplasticTrafficMarkingMaterials1ThisstandardisissuedunderthefixeddesignationD4796;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodprovidesaninstrumentalmeansforthedeterminationofthermoplastictrafficmarkingmaterialbondstrengthsusingcementbricksandloadingfixtures.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2C109/C109MTestMethodforCompressiveStrengthofHydraulicCementMortars(Using2-in.or[50-mm]CubeSpecimens)D16TerminologyforPaint,RelatedCoatings,Materials,andApplicationsD4541TestMethodforPull-OffStrengthofCoatingsUsingPortableAdhesionTestersD5179TestMethodforMeasuringAdhesionofOrganicCoatingstoPlasticSubstratesbyDirectTensileTestingD7234TestMethodforPull-OffAdhesionStrengthofCoat-ingsonConcreteUsingPortablePull-OffAdhesionTes-tersD7307PracticeforSamplingofThermoplasticTrafficMark-ingMaterialsD7308PracticeforSamplePreparationofThermoplasticTrafficMarkingMaterialsE177PracticeforUseoftheTermsPrecisionandBiasinASTMTestMethodsE691PracticeforConductinganInterlaboratoryStudytoDeterminethePrecisionofaTestMethod3.Terminology3.1ThetermsanddefinitionsinTerminologyD16applytothismethod.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1cementbrick,n—abrickformedbymixingcementandfinesandtogetherandallowingtohardenwith210.9to351.5kg/cm2(3000to5000psi)compressionstrength.3.2.2loadingfixture,n—(alsoreferredtoasdollies,studs,orjigs)metalfixtureroundandflatononee...
