Designation:B769−11(Reapproved2016)StandardTestMethodforShearTestingofAluminumAlloys1ThisstandardisissuedunderthefixeddesignationB769;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversdouble-sheartestingofwroughtandcastaluminumproductstodetermineshearultimatestrengths.NOTE1—Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationonly.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1Thefollowingdocumentsoftheissueineffectonthedateofmaterialpurchase,unlessotherwisenotedformapartofthisspecificationtotheextentreferencedherein:2.2ASTMStandards:2B565TestMethodforShearTestingofAluminumandAluminum-AlloyRivetsandCold-HeadingWireandRodsE4PracticesforForceVerificationofTestingMachinesE6TerminologyRelatingtoMethodsofMechanicalTestingE177PracticeforUseoftheTermsPrecisionandBiasinASTMTestMethodsE691PracticeforConductinganInterlaboratoryStudytoDeterminethePrecisionofaTestMethod3.Terminology3.1ThedefinitionsoftermsrelatingtosheartestinginTerminologyE6areapplicabletothetermsusedinthistestmethod.4.SummaryofTestMethod4.1Thistestmethodconsistsofsubjectingamachinedcylindricaltestspecimentodouble-shearloadinginatestfixtureusingatension(orcompression)testingmachinetodeterminetheshearstressrequiredtofracturethespecimen,thatis,theshearstrength.5.SignificanceandUse5.1Theintentofthismethodistoprovideameansofmeasuringtheultimateshearstrengthofaluminum-alloywroughtandcastproducts.Dataobtainedbythismethodareusedtocalculateminimumpropertiesthatcanbeutilizedinthedesignofstructuralmemberssuc...
