astm d471-2016 standard test method for rubber property—effect of liquids

1、Designation:D471?16StardTestMethodfRubberProperty—EffectofLiquids1ThisstardisissuedunderthefixeddesignationD471thenumberimmediatelyfollowingthedesignationindicatestheyearofiginaladoptioninthecaseofrevisiontheyearoflastre

2、vision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperepsilon()indicatesaneditialchangesincethelastrevisionreapproval.ThisstardhasbeenapprovedfusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thistestmetho

3、dcoverstherequiredprocedurestoevaluatethecomparativeabilityofrubberrubberlikecompositionstowithsttheeffectofliquids.Itisdesignedftesting:(1)specimensofvulcanizedrubbercutfromstardsheets(seePracticeD3182)(2)specimenscutfr

4、omfabriccoatedwithvulcanizedrubber(seeTestMethodsD751)(3)finishedarticlesofcommerce(seePracticeD3183).Thistestmethodisnotapplicabletothetestingofcellularrubberspouscompositionscompressedsheetpackingexceptasdescribedin12.

5、2.2.1.2PeriodicallyitisnecessarytoproduceanewlotofanIRMoiltoreplacethedwindlingsupplyofthecurrentproduct.TheChairmanofthesubcommitteeshallhavetheauthitytoapprovetheproductionofareplacementlot.Onceproducedthetechnicaldata

6、ofthenewlotshallbepresentedinacomparativefashiontothatoftheexistinglotballoteduponbythemembershipoftheD11.15subcommitteeeithersubsequentlyconcurrentlyballoteduponbythemembershipoftheD11maincommitteefapprovaltoreleasethen

7、ewlotfdistribution.1.3IntheeventthatanIRMoilbecomesunavailablefdistributionduetodepletiontheChairmanofthesubcommitteeshallhavetheauthitytoapproveproductionofanewlotafterameetingofthetaskgroupregularlyschedulednottoreleas

8、eaquantityoftheproductfdistributionsufficientenoughonlytoaddressabacklog.Oncethebacklogisaddressedtheprocessdescribedin1.2shallbefollowed.1.4ASTMOilsNo.2No.3fmerlyusedinthistestmethodasstardtestliquidsarenolongercommerci

9、allyavailablein1993werereplacedwithIRM902IRM903respectively(seeAppendixX1fdetails).1.5ASTMNo.1Oilpreviouslyusedinthistestmethodasastardtestliquidisnolongercommerciallyavailablein2005wasreplacedwithIRM901refertoTable1Appe

10、ndixX3fdetails.1.6ASTMNo.5OilwasacceptedintoSpecificationD5900asanindustryreferencematerialin2010designatedasIRM905.ThecompositionpropertiesofthisimmersionoilwerenotchangedthedatainTable1remainscurrent.RefertoAppendixX4f

11、otherdetails.1.7ThespecificationspropertieslistedinTable1fIRM901IRM902IRM903IRM905arealsomaintainedinSpecificationD5900.1.7.1ThesubcommitteeresponsiblefmaintainingTestMethodD471presentlyD11.15shallreviewthedatainSpecific

12、ationD5900toensurethatitisidenticaltothatwhichappearsinTestMethodD471.Thisshallbeaccomplishedatthetimeofthe5yearreviewmefrequentlywhennecessary.1.8HisticaltechnicalbackgroundinfmationregardingtheconversionfromASTMNo.1AST

13、MNo.2ASTMNo.3OilstoIRM901IRM902IRM903immersionoilsismaintainedinPracticeD5964.1.8.1ThesubcommitteeresponsiblefmaintainingTestMethodD471presentlyD11.15shallreviewthedatainPracticeD5964toensurethatitisidenticaltothatwhicha

14、ppearsinTestMethodD471.Thisshallbeaccomplishedatthetimeofthe5yearreviewmefrequentlywhennecessary.1.9Thistestmethodincludesthefollowing:ChangeinMass(afterimmersion)Section11ChangeinVolume(afterimmersion)Section12Dimension

15、alChangeMethodfWaterInsolubleLiquidsMixedLiquidsSection13ChangeinMasswithLiquidonOneSurfaceOnlySection14DeterminingMassofSolubleMatterExtractedbytheLiquidSection15ChangeinTensileStrengthElongationHardness(afterimmersion)

16、Section16ChangeinBreakingResistanceBurstStrengthTearStrengthAdhesionfCoatedFabricsSection17Calculation(oftestresults)Section181.10ThevaluesstatedinSIunitsaretoberegardedasthestard.Thevaluesinparenthesesarefinfmationonly.

17、1.11Thisstarddoesnotpurpttoaddressallofthesafetyconcernsifanyassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstardtoestablishappropriatesafetyhealthpracticesdeterminetheapplicabilityofregulatylimitationspritouse

18、.1ThistestmethodisunderthejurisdictionofASTMCommitteeD11onRubberisthedirectresponsibilityofSubcommitteeD11.15onDegradationTests.CurrenteditionapprovedFeb.12016.PublishedFebruary2016.iginallyapprovedin1937.Lastpreviousedi

19、tionapprovedin2015asD471–15a.DOI:10.1520D047116.Copyright?ASTMInternational100BarrHarbDrivePOBoxC700WestConshohockenPA194282959.UnitedStates1CopyrightbyASTMIntl(allrightsreserved)TueJun1420:34:26EDT2016Downloadedprintedb

20、yZhejiangUniversity(ZhejiangUniversity)pursuanttoLicenseAgreement.Nofurtherreproductionsauthized.D1500TestMethodfASTMColofPetroleumProducts(ASTMColScale)D1747TestMethodfRefractiveIndexofViscousMaterialsD2008TestMethodfUl

21、travioletAbsbanceAbsptivityofPetroleumProductsD2140PracticefCalculatingCarbonTypeCompositionofInsulatingOilsofPetroleumiginD2240TestMethodfRubberProperty—DurometerHardnessD2501TestMethodfCalculationofViscosityGravityCons

22、tant(VGC)ofPetroleumOilsD2699TestMethodfResearchOctaneNumberofSparkIgnitionEngineFuelD3182PracticefRubber—MaterialsEquipmentProceduresfMixingStardCompoundsPreparingStardVulcanizedSheetsD3183PracticefRubber—PreparationofP

23、iecesfTestPurposesfromProductsD4483PracticefEvaluatingPrecisionfTestMethodStardsintheRubberCarbonBlackManufacturingIndustriesD4485SpecificationfPerfmanceofActiveAPIServiceCategyEngineOilsD4806SpecificationfDenaturedFuelE

24、thanolfBlendingwithGasolinesfUseasAutomotiveSparkIgnitionEngineFuelD5900SpecificationfPhysicalChemicalPropertiesofIndustryReferenceMaterials(IRM)D5964PracticefRubberIRM901IRM902IRM903ReplacementOilsfASTMNo.1ASTMNo.2ASTMN

25、o.3OilsIRM905fmerlyASTMNo.5OilE145SpecificationfGravityConvectionFcedVentilationOvens2.2SAEStards:3J300EngineOilViscosityClassification3.SummaryofTestMethod3.1Thistestmethodprovidesproceduresfexposingtestspecimenstothein

26、fluenceofliquidsunderdefiniteconditionsoftemperaturetime.Theresultingdeteriationisdeterminedbymeasuringthechangesinphysicalpropertiessuchasstressstrainpropertieshardnesschangesinmassvolumedimensionbefeafterimmersioninthe

27、testliquid.3.2TheprecisionstatementinSection20isbasedonaninterlabatytestprogramrunin1981usingsixdifferentrubberswithASTMReferenceFuelsBCD4ASTMOilsNo.1No.3.3.3TheprecisionstatementinAppendixX2isbasedonaninterlabatytestpro

28、gramconductedin1993toestablishreplacementsfASTMOilsNo.2No.3.BecauseofthelimitednumberofparticipatinglabatiesonlyrepeatabilitycouldbeevaluateditwasnecessarytousepooledvaluesoffourNo.2typeoils(No.2plusthreecidatereplacemen

29、toils)fourNo.3typeoils(No.3plusthreecidatereplacementoils).Twelverubbersweretestedinthisprogram.3.4ASTMOilsNo.1No.2No.3havebeenreplacedbyIRM901IRM902IRM903respectively.4.SignificanceUse4.1Certainrubberarticlesfexamplesea

30、lsgasketshosesdiaphragmssleevesmaybeexposedtooilsgreasesfuelsotherfluidsduringservice.Theexposuremaybecontinuousintermittentmayoccuroverwidetemperatureranges.4.2Propertiesofrubberarticlesdeteriateduringexposuretotheseliq

31、uidsaffectingtheperfmanceoftherubberpartwhichcanresultinpartialfailure.4.3Thistestmethodattemptstosimulateserviceconditionsthroughcontrolledacceleratedtestingbutmaynotgiveanydirectcrelationwithactualpartperfmancesinceser

32、viceconditionsvarytoowidely.Ityieldscomparativedataonwhichtobasejudgmentastoexpectedservicequality.4.4Thistestmethodissuitablefspecificationcompliancetestingqualitycontrolrefereepurposesresearchdevelopmentwk.5.TestCondit

33、ions5.1TemperatureImmersionPeriods—UnlessotherwisespecifiedthetesttemperatureimmersionperiodshallbeasindicatedinTable3dependingupontheanticipatedserviceconditionsunlessotherwiseagreeduponbetweencustomersupplier:5.1.1When

34、thetemperatureofthetestingroomisotherthanthestard2362C(7364F)thetemperatureoftestshallberepted.5.1.2Whentherelativehuity(RH%)ofthetestingenvironmentisknowntoeffecttheperfmanceofatestliquidtheRH%shallberepted.5.1.3Thechoi

35、ceoftheimmersionperiodwilldependuponthenatureofthevulcanizatethetesttemperaturetheliquidtobeused.Toobtaininfmationontherateofdeteriationitisnecessarytomakedeterminationsafterseveralimmersionperiods.3AvailablefromSocietyo

36、fAutomotiveEngineers(SAE)400CommonwealthDriveWarrendalePA15096.4ThesolesourceofsupplyofthereferencefuelsknowntothecommitteeatthistimeisChevronPhillipsChemicalCompanyLP10001SixPinesDriveTheWoodlsTX77380.Ifyouareawareofalt

37、ernativesupplierspleaseprovidethisinfmationtoASTMInternationalHeadquarters.Yourcommentswillreceivecarefulconsiderationatameetingoftheresponsibletechnicalcommittee1whichyoumayattend.TABLE3A:TestTemperaturesTemperatureinC(

38、F)?752(?1034)852(1854)?552(?674)1002(2124)?402(?404)1252(2574)?252(?134)1502(3024)?102(144)1752(3474)02(324)2002(3924)232(734)2252(4374)502(1224)2502(4824)702(1584)D471?163CopyrightbyASTMIntl(allrightsreserved)TueJun1420