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1、Designation:D5572?95(Reapproved2012)StardSpecificationfAdhesivesUsedfFingerJointsinNonstructuralLumberProducts1ThisstardisissuedunderthefixeddesignationD5572thenumberimmediatelyfollowingthedesignationindicatestheyearofig

2、inaladoptioninthecaseofrevisiontheyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperepsilon()indicatesaneditialchangesincethelastrevisionreapproval.1.Scope1.1Thisspecificationestablishesperfma

3、ncelevelsfadhesivestobeusedinfingerjointsinnonstructuralbondedlumberproducts.Suchproductsincludebutarenotlimitedtointeriexterimouldingswindowdocomponentspartsbondedlumberpanels.Adhesivesthatmeettherequirementsofthevariou

4、sperfmanceclassesareconsideredcapableofprovidinganadequatebondfuseundertheconditionsdescribedftheclass.Thisspecificationistobeusedtoevaluateadhesivesaswellastheadhesivebondsinthefingerjoints.SeeSection5SignificanceUsefli

5、mitationswhenusingthisspecificationtoevaluateindustriallymanufacturedfingerjoints.NOTE1—Thisspecificationsupersedesthefingerjointptionofthe1990editionofSpecificationD3110.1.2Thefollowingindexisprovidedasaguidetothetestme

6、thodsinthisspecification:SectionApparatus6EquipmentMaterialPreparationofAssembliesSpecimens7ConditioningfFactyManufacturedAssembliesLabatyMadeAssembliesTestSpecimens8TestinginFlexure9TestinginTension10ExposureConditionsT

7、reatments111.DryUseTests:Dry3cycleSoakElevatedTemperatureTemperatureHuity11.12.WetUseTests:DryBoilElevatedTemperatureVacuumPressure11.2NOTE2—Theconditioningneededfvariousstagesinthepreparationofbothtypesofspecimensftheex

8、posuretestsaregiven.NOTE3—SpecificguidelinesfspecimensizeexposureconditionstestingcalculationreptingaregivenfflexurespecimensinSections911ftensionspecimensinSections1011.1.3Fthedefinitionsofdryusewetusesee3.2.1.13.2.1.2.

9、1.4Thevaluesstatedininchpoundunitsaretoberegardedasstard.TheSIunitsgiveninparenthesesarefinfmationonly.1.5ThefollowingprecautionarycaveatpertainsonlytotheapparatustestmethodsptionsSections6–11ofthisspecification:Thisstar

10、ddoesnotpurpttoaddressallofthesafetyconcernsifanyassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstardtoestablishappropriatesafetyhealthpracticesdeterminetheapplicabilityofregulatylimitationspritouse.2.Reference

11、dDocuments2.1ASTMStards:2D143TestMethodsfSmallClearSpecimensofTimberD907TerminologyofAdhesivesD2016MethodsofTestfMoistureContentofWood(Withdrawn1987)3D3110SpecificationfAdhesivesUsedinLaminateJointsfNonstructuralGluedLum

12、berProducts(Withdrawn1996)3D4688TestMethodfEvaluatingStructuralAdhesivesfFingerJointingLumberD5266PracticefEstimatingthePercentageofWoodFailureinAdhesiveBondedJointsE4PracticesfFceVerificationofTestingMachinesE6Terminolo

13、gyRelatingtoMethodsofMechanicalTestingE41TerminologyRelatingToConditioningE177PracticefUseoftheTermsPrecisionBiasinASTMTestMethodsE691PracticefConductinganInterlabatyStudytoDeterminethePrecisionofaTestMethod3.Terminology

14、3.1Definitions:3.1.1ManytermsinthisspecificationaredefinedinTerminologyD907TerminologyE41.3.1.2bondn—theunionofmaterialsbyadhesives.3.1.3fingerjointn—ajointfmedbybondingtwoprecutmembersshapedlikefingers.(SeeFigs.12.)1Thi

15、sspecificationisunderthejurisdictionofASTMCommitteeD14onAdhesivesisthedirectresponsibilityofSubcommitteeD14.30onWoodAdhesives.CurrenteditionapprovedOct.12012.PublishedOctober2012.iginallyapprovedin1994.Lastpreviouseditio

16、napprovedin2005asD5572–95(2005).DOI:10.1520D557295R12.2FreferencedASTMstardsvisittheASTMwebsitewww.astm.gcontactASTMCustomerServiceat.FAnnualBookofASTMStardsvolumeinfmationrefertothestard’sDocumentSummarypageontheASTMweb

17、site.3Thelastapprovedversionofthishisticalstardisreferencedonwww.astm.g.Copyright?ASTMInternational100BarrHarbDrivePOBoxC700WestConshohockenPA194282959.UnitedStates15.6.1RecdanydeviationsintheseproceduresonthereptfmsAppe

18、ndixX1asitmayhaveanimpactontheresultsobtained.Testdataareonlyvalidfthelengthdesignused.(See12.4.)5.7Toavoidpotentialproblemsthatwouldbecausedbyinterruptingthebondingprocesstheadhesiveperfmancelevelshouldbedeterminedbythe

19、fingerjointmanufacturerpritohlingearlyshipment.Befebeginningthefulltestingprocessthetestinglabatyshouldpullarepresentativesamplecheckthedrystrengthfirstindertoensurethattheproductbasicallyconfmswiththeperfmancelevelcerti

20、fiedbytheadhesivemanufacturer.TESTMETHODS6.ApparatusNOTE5—Thefingerjointspecimenstobebrokenintensionareshterthanthosetobebrokeninflexure.Accommodationmustbemadeintheequipmentfhlingthelargerflexurespecimen.6.1Environmenta

21、lChamber(FMoistHeatAging)capableofconditioningspecimensat8065F(2763C)8065%relativehuitycapacityfatleast20specimenswellspacedsupptedonrackstoallowfreeairflow.6.2Oven(s)withsufficientaircirculationtoremovemoisturefromthech

22、ambercapableofmeetingallthefollowingtemperaturerequirements:10565F(4163C)(see11.1.2)22023065F(10411063C)(see11.1.311.2.3)15062F(6561C)(see11.1.4)14565F(6363C)(see11.2.2).6.3TankfSoakingcapacitytomeettherequirementsof11.1

23、.2sothatallofthespecimensareatleast2in.(50.8mm)belowthewaterlevelfthedurationofthesoakcycles.6.4TankfBoilingcapacitytomeettherequirementsof11.2.2sothatallofthespecimensareatleast2in.(50.8mm)belowthewaterlevelftheduration

24、oftheboilcycles.6.5TestingMachineftheFlexureSpecimencapacityofnotlessthan2200lbf(1000kgf)incompressionequippedfonethirdspantwopointloadingasdescribedin9.5showninFig.4capableofmaintainingaunifmrateofloadingsuchthattheload

25、maybeappliedwithacontinuousmotionofthemovableheadtomaximumatarateof0.5in.(11.7mm)minwithapermissiblevariationof610%locatedinanatmospheresuchthatthemoisturecontentofthespecimensdevelopedundertheconditionsprescribedinSecti

26、on11isnotnoticeablyalteredduringtesting.6.6TestingMachineftheTensionSpecimencapableofapplyingacalibratedtensilefceequippedwithgripsofsufficientlengthtoholdthespecimenfirmlypreferablyaminimumlengthof2.5in.(63.5mm)byawidth

27、of0.75in.(19mm)capacityofbothtestmachinegripsofnotlessthan2200lbf(1000kgf).NOTE6—Dependingonthedesignadaptabilitythesamemachinewitha2200lbf(1000kgf)capacitydescribedin6.5ftheflexuretestingcanbeusedfthetensiontestdescribe

28、din6.6.(SeePracticesE4TerminologyE6.)6.7VacuumPressureVesselcapableofmeetingtherequirementsof11.2.4capacitytomeettherequirementthatallTABLE1MinimumTestRequirementsPerfmanceClassificationExposureConditionsASubsectionNumbe

29、rfExposureDeionTestingModeTensionBTestingModeFlexureStrengthpsi(MPa)CWoodFailureDModulusofRuptureCGroupAverageEIndividualMinimumFMinimumpsi(MPa)G%%SoftHardSoftHardWoodWoodHWoodWoodHDryUse:Cured(dry)11.1.12000(13.8)603030

30、152000(13.8)Threecyclesoak11.1.21000(6.9)301515I1000(6.9)ElevatedTemperature((220F)(104C))11.1.31000(6.9)IIIIITemperatureHuity((140F(60C)16%EMC))11.1.4750(5.2)IIIIIWetUse:Cured(dry)11.2.12000(13.8)603030152000(13.8)Boil1

31、1.2.21600(11.0)502525I1400(9.7)ElevatedTemperature((220F)(104C))11.2.31000(6.9)IIIIIVacuumPressure11.2.41600(11.0)502525I1400(9.7)ATwentyspecimensrequiredfeachclassificationexposure.BParalleltothegrain.CTensionflexureres

32、ultsmayvarywiththespecies.Anyacceptablewoodshouldproducejointsabletomeettheserequirements.DThewoodfailurerequirementsaregivenfsoftwoodshardwoods.Groups34hardwoodsarelistedat50%ofthesoftwoodvaluewithnowoodfailurerequireme

33、ntifthecalculationis15%less.(See4.1.2.)EFtotalgroupofspecimenstested.FF90%ofthespecimenstestedtheyshallmeetexceedtheseminimumwoodfailurevaluesshown.Ifazerovalueisobtainedfanyofthespecimens(thespecimenmustmeetthestrengthr

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