铝及铝合金阳极氧化 阳极氧化膜影像清晰度的测定 仪器法

ition-10AnodizingofaluminiumanditsationyofanodicoxidationInstrumentalmethodAnodisationdel'aluminiumetdesesalliages—DéterminationdelaesurcouchesanodiquesMthodeinstrumentaleLicensedtoSong,GuanyuMrnloadedingleuserlicenceonlycopyingandnetworkingprohibitedISO(E)©ISO2017ISO(E)SOPublishedinSwitzerlandAllrightsreserved.Unlessotherwisespecified,nopartofthispublicationmaybereproducedorutilizedotherwiseinanyformorbyanymeans,electronicormechanical,includingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbeloworISO’smemberbodyinthecountryofquestertofficeChdeBlandonnetCP401Tel0111Fax47oorgcensedtoSongGuanyuMrAllrightsreservedSingleuserlicenceonlycopyingandnetworkingprohibitedISO(E) on v1Scope 1Normativereferences 13Termsanddefinitions 14Principle 25Apparatus 2Testspecimen 46.1Sampling 46.2Size 46.3Treatmentbeforemeasurement 57Procedure 57.1Measurementofblackglass 57.2Sensitivityadjustmentbytestspecimen 5Measurementoftestspecimen 58Expressionofresults 5clarityCn 8.2Imageclarity 78.3Imageclaritycomparisonandclassification 7vennessE Dispersionoflight,D 79Testreport 8hy censedtoSongGuanyuMrnloadedsreserved©ISOSingleuserlicencesreservedISO(E)ternationalOrganizationforStandardizationisaworldwidefederationofnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,inliaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.InparticularthedifferentapprovalcriterianeededforthedifferenttypesofISOdocumentsshouldbenoted.ThisdocumentwasdraftedinaccordancewiththeeditorialrulesoftheISO/IECDirectives,Part2(see/directives).Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatentrights.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.DetailsofanypatentrightsidentifiedduringthedevelopmentofthedocumentwillbeintheIntroductionand/orontheISOlistofpatentdeclarationsreceived(see/patents).Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationonthevoluntarynatureofstandards,themeaningofISOspecifictermsandexpressionsrelatedtoconformityassessment,aswellasinformationaboutISO'sadherencetotheWorldTradeOrganization(WTO)principlesintheTechnicalBarrierstoTrade(TBT)seethefollowingURL:/iso/foreword.html.ThisdocumentwaspreparedbyTechnicalCommitteeISO/TC79,Lightmetalsandtheiralloys,mitteeSCOrganicandanodicoxidationcoatingsonaluminiumThisthirdeditioncancelsandreplacesthesecondedition(ISO10216:2010),whichhasbeentechnicallyrevised.Themainchangescomparedtothepreviouseditionareasfollows:—thetoleranceofthewidthoftheslithasbeenrevised;—thefigureshavebeenrevised;—acombedslidingshutterfigurehasbeenadded;—informationaboutthetestspecimenhasbeenadded.censedtoSongGuanyuMrAllrightsreservedSingleuserlicenceonlycopyingandnetworkingprohibitedISO(E)Estimationoftheimageclarityofanodicoxidationcoatingsonaluminiumanditsalloysisnormallycarriedoutvisuallybyobservingtheclearnessofanimageonthesurface.However,theimagecanbeobservedatvariousanglesandbeconfusedwiththeglosslevelofasurface,andwhilethedegreeofimageclarityismainlyinfluencedbytheclearnessofthecoating,itisalsoaffectedbyimagedistortioncausedbysurfaceirregularitiesandthehazinessofthecoatinglayer.Standardizedmethodsofdeterminingimageclarityarethereforerequired.Thisdocumentspecifiestheuseofaninstrumentalmethodformeasuringimageclarityusinganopticalcomb.Arelateddocument,ISO10215,specifiestheuseofachartscalealsobasedonanopticalcombtogetherwithalightnessscaletorankimageclarity.NOTEThisinstrumentalmethodprovidesmoreaccuratemeasurementsofimageclaritythanvisualevaluationandcanbeusedincasesofdispute.censedtoSongGuanyuMrnloaded©ISO2017–Allrightsreserved©ISO2017–AllrightsreservednetworkingprohibitedvcensedtoSongGuanyuMrnloadedSingleuserlicenceonlycopyingandnetworkingprohibitedISO(E)zingofaluminiumanditsalloysInstrumentalrityofanodicoxidationcoatingslmethodcopeThisdocumentspecifiesaninstrumentalmethodfordeterminingtheimageclarityofanodicoxidationcoatingsonaluminiumanditsalloysbymeasuringreflectionfromthesurfacewiththehelpofaslidingombedshutterThetestcanonlybeappliedtoaflatsurfacewhichcanreflecttheimageontothelimitedcombedshutterandphoto-receiver.Thismethodcanalsobeusedtomeasuretheopticalevennessofanodicoxidationcoatingsonaluminiumanditsalloys.esThefollowingdocumentsarereferredtointhetextinsuchawaythatsomeoralloftheircontentconstitutesrequirementsofthisdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthereferenceddocument(includinganyamendments)applies.ISOAnodizingofaluminiumanditsalloys—TermsanddefinitionsISOAnodizingofaluminiumanditsalloys—MeasurementofspecularreflectanceandspecularglossioncoatingsatanglesoforForthepurposesofthisdocument,thetermsanddefinitionsgiveninISO7583andthefollowingapply.ISOandIECmaintainterminologicaldatabasesforuseinstandardizationatthefollowingaddresses:—ISOOnlinebrowsingplatform:availableat/obp—IECElectropedia:availableat/imageclarityCnrfaceNote1toentry:Imageclarityisexpressedasapercentage.opticalevennessEdegreeofevenness(surfaceirregularities)givenbytheratioofthelongitudinalandtransversevaluesftheimageclaritydispersionoflightDdegreeofdispersionofreflectedlightbythetestspecimencensedtoSongGuanyuMrnloaded1sreserved©ISOSingleuserlicence1sreservedISO(E)4PrincipleAlightsourceilluminatestheslitandisconvertedtoparallellightthroughacollimatinglens.Itisreflectedatthesurfaceofthetestspecimen,whichissetat45°totheincidentlight,andisthenfocusedonacombedslidingshutterthroughade-collimatinglens.Incaseswherethetestspecimenhasacompletelyflatandsmoothsurface,thereflectedlightisconcentratedasasharpimageoftheslitatthecombedslidingshutter.Theshutterisslidlaterally.Whenthetransparentportionofthecombedslidingshuttercoincideswiththereflectedslitimage,thereflectedlightpassescompletelyandthemaximumlightintensityisreceivedbythephoto-receiver.Incaseswherethetestspecimenhasamattsurface,thereflectedlightpassespartiallythroughthetransparentportionofthecombedslidingshutterandalowerlightintensityisreceived,dependingonthedegreeofdispersionbythetestspecimen.Thisdifferencecorrespondstotheimageclarity.Opticalevennessisshownbytheratioofthelongitudinalandtransversevalues(see8.4).usAnexampleoftheapparatusisshowninFigure1.5.1Flatsurfaceofthetestspecimen,setat45°totheincidentlightandwiththereflectedimagemeasuredat°inthespeculardirection.5.2Lenses,focallengthof130mm.5.3Lightsource,filamentnotlargerthan0,05mmandcapableofprovidingaconstantlightintensityduringmeasurement.5.4Slit,0,02mm±0,01mminwidthandabout20mminlength.5.5Combedslidingshutter(seeFigure2),thinsheetwithopticalslitshavingaratioofwidthoftransparentportiontoopaqueportionof1:1.Fivedifferentwidthsof0,125mm,0,25mm,0,5mm,0mmand2,0mmareincorporated.othereceivedlightintensityBlackglasswhichshallconformtoISO7668.censedtoSongGuanyuMr22AllrightsreservedSingleuserlicenceonlycopyingandnetworkingprohibitedISO(E)1lightsource2slit3collimatinglens4testspecimen5de-collimatinglens6combedslidingshutter7reflectedslitimage8photo-receiverFigure1—ExampleofapparatusforimageclaritymeasurementcensedtoSongGuanyuMrnloaded3sreserved©ISOSingleuserlicence3sreservedISO(E)Aopaqueportion1Btransparentportion2Cwidthofopaqueportion3Dwidthoftransparentportion456Figure2—transparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthrtionExampleofcombedslidingshutter6.1SamplingThetestspecimenshallbetakenfromasignificantflatsurfaceoftheproductandshallnotbetakenfrompartoftheedgebecauseofpossibledistortionand/ornon-uniformity.Whereitisimpossibletotesttheproductitself,atestspecimenmaybeused.However,inthiscase,thetestspecimenusedshallbeonewhichisrepresentativeoftheproductanditshallbemadefromthesamematerialandpreparedunderthesameconditionsoffinishingasthoseusedforthepreparationoftheproduct.Thealuminiumalloy,themanufacturingconditions(kindandtemperofthematerial)andthesurfaceconditionbeforetreatmentshallbethesameasthoseoftheproduct.Pretreatment,anodizingandsealingshallbeperformedinthesamebathsandunderthesameconditionsasthetreatmentoftheproduct.6.2SizeThestandardsizeofthetestspecimenshouldbeabout50mm×50mm.censedtoSongGuanyuMr44AllrightsreservedSingleuserlicenceonlycopyingandnetworkingprohibitedISO(E)mentbeforemeasurementThetestspecimenshallbeclean,freefromdirt,stainsandotherforeignmatter.Anydepositsorstainsshallberemovedwithaclean,softclothorsimilarmaterialwhichiswettedbywateroranappropriateorganicsolventsuchasethanol.Organicsolventwhichcancorrodethetestspecimensorgenerateprotectivefilmsonthetestspecimensshallnotbeused.cedureMeasurementofblackglassSettheblackglassontheholderandmeasurethereceivedlightintensitybymovingthecombedslidingshutter.Adjusttheminimumlightintensitytozero.SensitivityadjustmentbytestspecimenSetthetestspecimenontheholderandmeasurethereceivedlightintensitybymovingthecombedslidingshutter,inordernottosaturatethephoto-receiver.Incasethetestspecimenhasdirectionality,measureinbothlongitudinalandtransversedirections.Usethehigherlightintensityasthemaximumlightintensity.Adjustthefullscalestandardizationsensitivitysothatthemaximumlightintensityisnotsaturating.MeasurementoftestspecimenMeasurethetestspecimenbymovingthecombedslidingshutter.Twodifferentpointsaremeasured.Ifthereisalargedifferencebetweenthosevalues,makeanadditionalmeasurementandusethetwolargestvalues.Incasethetestspecimenhasdirectionality,measureinbothlongitudinalandtransversedirections.NOTE1Thecombedslidingshutter,0,125mm,issuitableformirrorfinishedspecimens.NOTE2Thecombedslidingshutter,0,5mm,issuitableforgeneraluse.ExpressionofresultsCalculationofimageclarity,CnCalculatetheimageclarityusingFormula(1);seeFigure3andFigure4:ereCnistheimageclarity;Misthemaximumlightintensity;mistheminimumlightintensity;nisthewidthofthecombedslidingshutter.NOTEWhentheimageclarityishigh,theimagecanbeseenclearly.Onthecontrary,whentheimageclarityislow,theimageisdistorted.censedtoSongGuanyuMrnloaded5sreserved©ISOSingleuserlicence5sreservedISO(E)Y123456YMm123456tytransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthrtionFigure3—ExampleofreceivedlightintensityfromblackglasstyghtintensityghtintensitytransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthtransparentandopaqueportionseachmminwidthrtionFigure4Licensedto:Song,GuanyuMrnloadedSingleFigure4Licensedto:Song,GuanyuMrnloadedSingleuserlicenceonlycopyingandnetworkingprohibited6Allrightsreserved67censedtoSongGuanyu7censedtoSongGuanyuMrnloaded©ISO2017–AllrightsreservednetworkingprohibitedingleuserlicenceonlycopyingandDirectionTransverseLongitudinalXX,XXX,XCXX,XXX,XXX,XXX,XXX,XXX,XC,0XX,XXX,XISO(E)ShowallthevaluesofimageclarityinatablesimilartoTable1.Table1—Valuesofimageclarity(exampleoftabularpresentationofresults)8.3ImageclaritycomparisonandclassificationrityisdefinedasthelargerofthevaluesobtainedinthetransverseorlongitudinaldirectionwiththemmC0,5.TheresultscanbebroadlyclassifiedasshowninTable2.Table2—ClassificationofimageclarityClassThelargervalueinthetwodirections,C0,5(%)DescriptionSC0,5≥90MirrorfinishesA90>C0,5≥70GlossyfinishesB>C0,5≥30LowglossyfinishesCC0,5<30Mattfinishes8.4Opticalevenness,ETheopticalevennesscanbeexp