Designation:D5083−10´1StandardTestMethodforTensilePropertiesofReinforcedThermosettingPlasticsUsingStraight-SidedSpecimens1ThisstandardisissuedunderthefixeddesignationD5083;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—EditoriallycorrectedFig.1inFebruary2015.1.Scope*1.1Thistestmethodcoversthedeterminationofthetensilepropertiesofthermosettingreinforcedplasticsusingtestspeci-mensofuniformnominalwidthwhentestedunderdefinedconditionsofpretreatment,temperature,humidity,andtesting-machinespeed.NOTE1—Experiencewiththistestmethodtodatehasbeenlimitedtoglass-reinforcedthermosets.Applicabilitytoothermaterialsremainstobedetermined.1.2Thistestmethodcanbeusedfortestingmaterialsofanythicknessupto14mm(0.55in.).NOTE2—Thistestmethodisnotintendedtocoverprecisephysicalprocedures.Itisrecognizedthattheconstant-rate-of-crosshead-movementtypeoftestleavesmuchtobedesiredfromatheoreticalstandpoint,thatwidedifferencesmayexistbetweenrate-of-crossheadmovementandrateofstrainbetweengagemarksonthespecimen,andthatthetestingspeedsspecifieddisguiseimportanteffectscharacteristicofmaterialsintheplasticstate.Further,itisrealizedthatvariationsinthethicknessesoftestspecimensthatarepermittedbytheseprocedures,producevariationsinthesurface-volumeratiosofsuchspecimens,andthatthesevariationsmayinfluencethetestresults.Hence,wheredirectlycomparableresultsaredesired,allsamplesshouldbeofequalthickness.Specialadditionaltestsshouldbeusedwheremoreprecisephysicaldataareneeded.NOTE3—Useofthistestmethodfortestingmaterialsofthicknessesgreaterthan14mm(0.55in.)isnotrecommended.Reducingthethicknessbymachiningmaybeacceptableformaterialsofuniformreinforcementamountanddirection,butisgenerallynotrecommended.1.3Testdataobtainedbythistestmethodisrelevantandappropriateforuseinengineeringdesign.1.4Thevaluessta...
