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ASTM G154-06

ASTM 测试标准

ASTM G154-06

Designation:G154–06

StandardPracticefor

OperatingFluorescentLightApparatusforUVExposureofNonmetallicMaterials1

Thisstandardisissuedunderthe xeddesignationG154;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.

Note—AfootnotewasaddedtoTableX2.1,TableX2.3wasadded,anewNoteX2.8wasadded,andtheyeardatewaschangedonJune5,2006.

1.Scope

1.1Thispracticecoversthebasicprinciplesandoperatingproceduresforusing uorescentUVlight,andwaterapparatusintendedtoreproducetheweatheringeffectsthatoccurwhenmaterialsareexposedtosunlight(eitherdirectorthroughwindowglass)andmoistureasrainordewinactualusage.Thispracticeislimitedtotheproceduresforobtaining,measuring,andcontrollingconditionsofexposure.Anumberofexposureproceduresarelistedinanappendix;however,thispracticedoesnotspecifytheexposureconditionsbestsuitedforthematerialtobetested.

NOTE1—PracticeG151describesperformancecriteriaforallexposuredevicesthatuselaboratorylightsources.ThispracticereplacesPracticeG53,whichdescribesveryspeci cdesignsfordevicesusedfor uores-centUVexposures.TheapparatusdescribedinPracticeG53iscoveredbythispractice.

1.2Testspecimensareexposedto uorescentUVlightundercontrolledenvironmentalconditions.Differenttypesof uorescentUVlightsourcesaredescribed.

1.3SpecimenpreparationandevaluationoftheresultsarecoveredinASTMmethodsorspeci cationsforspeci cmaterials.GeneralguidanceisgiveninPracticeG151andISO4892-1.Morespeci cinformationaboutmethodsfordeter-miningthechangeinpropertiesafterexposureandreportingtheseresultsisdescribedinISO4582.

1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.

1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.

1.6ThisstandardistechnicallysimilartoISO4892-3andISODIS11507.

ThispracticeisunderthejurisdictionofASTMCommitteeG03onWeatheringandDurabilityandisthedirectresponsibilityofSubcommitteeG03.03onSimulatedandControlledExposureTests.

CurrenteditionapprovedJune5,http://doc.xuehai.netstpreviouseditionapprovedin2005asG154–05.

1

2.ReferencedDocuments2.1ASTMStandards:2

D3980PracticeforInterlaboratoryTestingofPaintandRelatedMaterials

E691PracticeforConductinganInterlaboratoryStudytoDeterminethePrecisionofaTestMethod

G53PracticeforOperatingLight-andWater-ExposureApparatus(FluorescentUV-CondensationType)forExpo-sureofNonmetallicMaterials

G113TerminologyRelatingtoNaturalandArti cialWeatheringTestsforNonmetallicMaterials

G151PracticeforExposingNonmetallicMaterialsinAc-celeratedTestDevicesThatUseLaboratoryLightSources2.2CIEStandard:

CIE-Publ.No.85:RecommendationsfortheIntegratedIrradianceandtheSpectralDistributionofSimulatedSolarRadiationforTestingPurposes32.3ISOStandards:

ISO4582,Plastics—DeterminationoftheChangesofCo-lourandVariationsinPropertiesAfterExposuretoDay-lightUnderGlass,NaturalWeatheringorArti cialLight4ISO4892-1,Plastics—MethodsofExposuretoLaboratoryLightSources,Part1,Guidance4

ISO4892-3,Plastics—MethodsofExposuretoLaboratoryLightSources,Part3,FluorescentUVlamps4

ISODIS11507,PaintandVarnishes—ExposureofCoat-ingstoArti cialWeatheringinApparatus—ExposuretoFluorescentUltravioletandCondensationApparatus43.Terminology

3.1De nitions—Thede nitionsgiveninTerminologyG113areapplicabletothispractice.

ForreferencedASTMstandards,visittheASTMwebsite,http://doc.xuehai.net,orcontactASTMCustomerServiceatservice@http://doc.xuehai.net.ForAnnualBookofASTMStandardsvolumeinformation,refertothestandard’sDocumentSummarypageontheASTMwebsite.3

AvailablefromSecretary,U.S.NationalCommittee,CIE,NationalInstituteofStandardsandTechnology(NIST),Gaithersburg,MD20899.4

AvailablefromAmericanNationalStandardsInstitute(ANSI),25W.43rdSt.,4thFloor,NewYork,NY10036.

2

Copyright©ASTMInternational,100BarrHarborDrive,POBoxC700,WestConshohocken,PA19428-2959,UnitedStates.

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