Designation:D7913/D7913M−14(Reapproved2020)StandardTestMethodforBondStrengthofFiber-ReinforcedPolymerMatrixCompositeBarstoConcretebyPulloutTesting1ThisstandardisissuedunderthefixeddesignationD7913/D7913M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationofthebondstrengthoffiber-reinforcedpolymer(FRP)compositebarsusedasreinforcingbarsorpre-stressingtendonsinconcrete.1.2Twoproceduresforcastingtestspecimensareprovided.Thefirstprocedurealignsthebarwiththeconcretecastingdirection.Thesecondprocedurealignsthebar’stransversetotheconcretecastingdirection.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemarenotnecessarilyexactequivalents;therefore,toensureconformancewiththestandard,eachsystemshallbeusedindependentlyoftheother,andvaluesfromthetwosystemsshallnotbecombined.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.5Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2A944TestMethodforComparingBondStrengthofSteelReinforcingBarstoConcreteUsingBeam-EndSpeci-mensC33/C33MSpecificationforConcreteAggregatesC39/C39MTestMethodforCompressiveStrengthofCylin-dricalConcreteSpecimensC143/C143MTestMethodforSlumpofHydraulic-CementConcreteC150/C150MSpecificationforPortlandCementC192/C192MPracticeforMaking...
