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GB 5237.3-Wrought aluminium alloy extruded profiles for英文参考.pdf

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GB 5237.3-Wrought aluminium alloy extruded profiles for英文参考.pdf

ICS77.150.10H61NationalStandardofthePeoplesRepublicofChinaGB5237.3200replaceGB5237.32004WroughtaluminiumalloyextrudedprofilesforarchitecturePart3ElectrophoreticcoatingprofilesIssuedate200Implementationdate200IssuedbyGeneralAdministrationofQualitySupervision,InspectionandQuarantineofthePeoplesRepublicofChinaStateAdministrationofChinaforStandardizationGB5237.3200ForewordInthispart,article4.4.4andthelocalthicknessrequestofcombinefilminTable2arecompulsory.Othercontentsarerecommended.Thereare6partsinGB5237WroughtaluminiumalloyextrudedprofilesforarchitecturePart1UntreatedprofilesPart2AnodizedprofilesPart3ElectrophoreticcoatingprofilesPart4PowdercoatingprofilesPart5PVDFcoatingprofilesPart6ThermalbarrierprofilesThispartisthethirdpartofGB5237.ThispartsupersedesGB5237.32004Wroughtaluminiumalloyextrudedprofilesforarchitecturepart3Electrophoreticcoatingprofiles.ThispartisamendedrefertoJapanJISH86021992CombinedcoatingofanodicoxideandorganiccoatingsonaluminiumandaluminiumalloysandAmericaAAMA6122002Voluntrayspecification,performancerequirements,andtestproceduresforcombinedcoatingsofanodicoxideandtransparentorganiccoatingsonarchitecturalaluminium.ThemajortechnicaldifferencesbetweenthispartandGB5237.32004areRefertothecontentsofYS/T4592003Wroughtaluminiumalloyprofilesforarchitecturewithcombinedcoatingsofanodicoxideandcoloratedorganiccoatings,andhaveaamend.Deletetherequirementsofaverageanodicoxidecoatingthickness,andforclassAandBincreasetheanodicoxidecoatingthicknessonmeasuringpartto≥9µm.ThesandfallingabrasionresistanceindicatorsforclassificationA,BandSareincreasedto3300g、3000gand2400grespectively.RefertoAAMA612,itaddstherequirementsforhydrochloricacidresistance,mortarresistanceandheatandhumidityresistance.Itaddstherequirementsfordetergentresistanceandsolutionresistence.Inthearticle4.5,Bothends,around80mm,oftheelectrophoreticcoatingprofilesareallowedtobenotcoveredwithpaintfilmischangedtoBothends,around80mm,oftheelectrophoreticcoatingprofilesareallowedtobenotcoveredwithcoatings.ThispartwasproposedbytheChinaNonferrousMetalsIndustryAssociation.ThispartisunderthejurisdictionoftheStateAdministrationofChinaforStandardizationofNonferrousMetals.ThedepartmentswithresponsibilityforthisworkareasfollowsGuangdongJianmeiAluminiumProfileFactoryCo.,LtdGuangdongXingfaAluminiumCo.,LtdStandardResearchDivisionChinaNonferrousMetalsStandardsandMetrologyResearchInstituteFujianMinfaAluminiumCo.,LtdandFujianNanpingAluminiumCo.,Ltd.ThispartisattendedbyNationalQualitySupervisionandInspectionCenterforNonferrousMetalsHuananQualitySupervisionandInspectionCenterforNonferrousMetalsFoshanCityXinheAluminiumCo.,LtdFoshanCityHuahaoAluminiumProductsCo.,LtdandShanghaiZdoon0GB5237.3200BuildingMaterialsCo.,Ltd.ThispartwasdraftedbyLujiyan,Gelixin,Daiyuexing,Zhuzufang,Xiaxiuqun,Huangciwei,Xiezhijun,ZhanhaoandMachunzhen.ThepreviousversionsofthestandardreplacedbythispartareGB/T5237.32000,GB5237.32004。1GB5237.3200WroughtaluminiumalloyextrudedprofilesforarchitecturePart3Electrophoreticcoatingprofiles1ScopeThispartspecifiesrequirements、testmethods、inspectionregulations、packaging、labeling、transportation、storageandcontentsofcontractororderofwroughtaluminiumalloyextrudedprofileswithelectrophoreticcoatingforarchitecture.Thispartappliestothecombinedcoatingsofanodicoxideandelectrophoresispaintclearpaintorcolorpaintonthesurface,wroughtaluminiumalloyextrudedprofilesforarchitecturehereafterreferredtoastheelectrophoreticcoatingprofiles.Thesamepurposeandthesamesurfacetreatmentofotheraluminiumalloyextrudedprofilesmayapplytothispart.2NormativereferencesThefollowingpublicationsarecitedandincorporatedintothisstandard.Fordatedreferences,subsequentamendmentsexcludingcorrectionoferrortoorrevisionsofanyofthesepublicationsdonotapplytothisstandard.Butpartiesreachinganagreementaccordingtothisstandardareencouragedtoreviewifthelatesteditionsofthesepublicationsareapplicable.Forundatedreferences,thelatesteditionofthepublicationapplies.GB/T2282002Metallicmaterials-TensiletestingatambienttemperatureGB/T629Chemicalreagent-SodiumhydroxideGB/T1740DeterminationofresistancetotemperatureandhumidityGB/T1766Paintandvarnish-RatingschemesofdegradationofcoatsGB/T18651997PaintsvarnishesArtificialweatheringandexposuretoartificialradiationFilteredxenonarcradiationGB/T3199WroughtaluminiumandaluminiumalloyproductsWroughtaluminiumandaluminiumalloyproductspacking,marking,transportingandstoringGB/T4957NonconductivecoatingsonnonmagneticmetalsubstratesMeasurementofcoatingthicknessEddycurrentmethodGB5237.1WroughtaluminiumalloyextrudedprofilesforarchitecturePart1UntreatedprofilesGB5237.2WroughtaluminiumalloyextrudedprofilesforarchitecturePart2AnodizedprofilesGB/T6461MethodsforcorrosiontestingofmetallicandotherinorganiccoatingsonmtallicsubstratesRatingoftestspecimensandmanufacturedarticlessubjectedtocorrosiontestsGB/T6462MetallicandoxidecoatingsMeasurementofcoatingthicknessMicroscopicalmethodGB/T6682WaterforanalyticallaboratoryuseSpecificationandtestmethodsGB/T6739Determinationoffilmhardnessbypenciltest2GB5237.3200GB/T8013.12007AnodicoxidecoatingsandorganicpolymercoatingsonaluminiumanditsalloysPart1AondicoxidecoatingsGB/T8013.22007AnodicoxidecoatingsandorganicpolymercoatingsonaluminiumanditsalloysPart2CombinedanodicoxidecoatingsGB/T8014.1AnodizingofaluminiumanditsalloysThemeasuringmethodofthicknessofanodicoxidecoatingsPart1ThemeasuringprincipleGB/T9276MethodsofexposuretonaturalweatheringofcoatingGB/T9286PaintsandvarnishesCrosscuttestforfilmsGB/T9754Paintsandvarnishes-Measurementofspecularglossofnonmetallicpaintfilmsat20°,60°and85°GB/T9761PaintsandvarnishesvisualcomparisonofthecolourofpaintsGB/T9789Metallicandothernon-organiccoatings-SulfurdioxidetestwithgeneralcondensationofmoistureGB/T10125CorrosiontestsinartificialatmospheresSaltspraytestsGB/T11186.2MethodsformeasuringthecolourofpaintfilmsPart2ColourmeasurementGB/T11186.3MethodsformeasuringthecolourofpaintfilmsPart3CalculationofcolourdifferencesGB/T12967.1AnodizingofaluminiumandaluminiumalloysMeasurementofmeanspecificadrasionresistanceofanodicoxidationcoatingwithanabrasivejettestapparatusGB/T14952.3AnodizingofaluminiumandaluminiumalloysDeterminationofcolourdifferencesandappearanceofcoloredanodicoxidefilmsViewingmethodGB/T16585Rubber,vulcanizedTestmethodofresistancetoartificialweatheringFluorescentUVlampGB/T20975allpartChemicalanalysismethodsofaluminiumandaluminiumalloysJC/T480Architecturalquicklime3TermsandDefinitionsThetermsanddefinitionsofGB/T8013.22007shownbelowareapplicableforthispart.3.1ExposedsurfacesExposedsurfacestheprofilesafterprocessed、fabricatedandinstalledintheconstruction,thevisiblesurfaceswhentheyareopenorclose.3.2LocalthicknessCoatingthicknessonmeasuringpart–Theaveragemeasuredvalueofmeasuringseveraltimesnotlessthan3timesatapartnomorethan1cm2ontheexposedsurface4Requirements4.1Classification4.1.1Alloy、TemperandSpecificationThealloy、temperandspecificationshallbeinaccordancewithGB5237.1.4.1.2Anodizedcombinedcoatingtype、paintfilmtype、typicalpurposeAnodizedcombinedcoatingtype、paintfilmtype、typicalpurposeshallbeinaccordance3GB5237.3200withthespecificationinTable1.Theclassificationshallspecifiedincontract.Ifthecombinedcoatingthicknessclassificationisnotspecifiedinthecontract,electrophoreticcoatingprofileswithclearpaintshallbesuppliedinaccordancewithclassificationB.Table1ClassificationPaintfilmtypeTypicalpurpose/applicationABuildingmembersoutdoorsevereenvironmentGlossormatteclearfilmBBuildingmembersoutdoororvehiclemembersSGlossormattecolourfilmBuildingmembersoutdoororvehiclemembers4.1.3Labeling/markingProductlabelpresentsproductname,alloy,temper,specificationconsistingoftwopartsprofilereferencenumberandlength,color,classification,andthispartnumber.LabelingsamplesareasthefollowingSample1Aluminiumprofilesmadeofalloy6063,temperT5,referenceno421001,length6000mm,surfacetreatmenttypeisanodicoxidecoating,bronzecoloredandelectrophoresiscoating,classificationA,labeledasElectrophoreticcoatingprofile6063T54210016000BronzeAGB5237.3200Sample2Aluminiumprofilesmadeofalloy6063,temperT5,referenceno421001,length6000mm,surfacetreatmenttypeisanodicoxidecoatingandwhiteelectrophoresiscoating,classificationS,labeledasElectrophoreticcoatingprofile6063T54210016000WhiteSGB5237.32004.2ChemicalcompositionandmechanicalpropertiesThechemicalcompositionandmechanicalpropertiesatambienttemperatureshallbeinaccordancewithGB5237.1.4.3DimensiontoleranceThedimensiontoleranceofprofilesincludingcombinedcoatingshallbeinaccordancewithGB5237.1.4.4Combinedcoatingproperties4.4.1ColourandColourdifferencesThecolourshallbeinaccordancewithrealsamplesagreedbythebuyerandseller/(purchaserandsupplier),orthecolourdifferencesshouldwithinthecolourstandardlimitwhichhavebeenagreedbetweenthebuyerandseller(purchaserandsupplier).Ifthebuyerwanttomeasurethecolourwithapparatus,thecolourvalueshallbeagreedbythebuyerandseller(purchaserandsupplier).4.4.2CoatingthicknessThecoatingthicknessshouldmeetthespecificationshowninTable2.TheindexofcombinedcoatingthicknessonmeasuringpartinTable2iscompulsived.4GB5237.3200Table2Coatingthickness/µmAnodicoxidecoatingthicknessonmeasuringpartClassificationPaintfilmthicknessonmeasuringpartCombinedcoatingthicknessonmeasuringpartA≥9≥12≥21B≥9≥7≥16S≥6≥15≥214.4.3PaintfilmhardnessAfterthepencilscratchtest,thepaintfilmhardnessofclassAandclassBshallbe≥3H,classSshallbe≥1H.4.4.4PaintfilmadhesionThedryadhesionandthewetadhesionofthepaintfilmshouldmeetclass0.4.4.5ResistancetoboilingwaterAftertheboilingwatertest,thecombinedcoatingsmustnotbeanywrinkle﹑crackle﹑blister﹑detachment/peelingoffandcolourchange.4.4.6AbrasionresistanceApplingthesandfallingtest,theresultshouldmeetthespecificationshowninTable3.Table3ClassificationABSThevolumeofsandfalling/g≥3300≥3000≥24004.4.7Muriaticacid/HydrochloricresistanceAfterthemuriaticacidresistancetest,viewwiththenakedeye,thecombinedcoatingsurfaceshallnotrevealanyblisterandotherobviouschanges.4.4.8AlkaliresistanceAfterthealkaliresistance,theprotectiverateRshallbe≥9.5grade.4.4.9MortarresistanceAfterthemortarresistancetest,viewwiththenakedeye,thecombinedcoatingsurfaceshallnotrevealanydetachmentandotherobviouschanges.4.4.10PolymerisationresistanceAfterthepolymerisationresistancetest,thepencilhardnessvalueshallbe≤1H.4.4.11DetergentresistanceAfterthedetergentresistancetest,thecombinedcoatingsurfaceshallnotrevealanyblister、detachmentandotherobviouschanges.4.4.12SaltspraycorrosionresistanceTheresultofCASStestshouldmeetthespecificationshowninTable4.Table4ClassificationTestingtime/hProtectiverate(R)A、S48≥9.5B24≥9.54.4.13HeatandHumidityresistanceAfterthehumiditytestfor4000h,thechangesofcombinedcoatingshallbe≤1grade.4.4.14Weatheringresistance5

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