GMW 3019-2010 Determination of Adhesion of Sealing Compounds

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1、WORLDWIDETestProcedureENGINEERINGGMW3019MaterialsSTANDARDSDeterminationofAdhesionofSealingCompounds3.3TestVehicle/TestPiece.Thetestsheetshall1Scopeconsistofflatandburr-freeoriginalbodysheetmetal.Note:Nothinginthisstandardsupercedesapplicablelawsandregu

2、lations.ThesurfacequalityofthetestsheetmetalshallbeselectedtocorrespondtotheinformationontheNote:IntheeventofconflictbetweentheEnglishpartdrawingorinthematerialspecifications.anddomesticlanguage,theEnglishlanguageshalltakeprecedence.Thesizeofthetestshe

3、etmetalshallbeatleast250x100x0.8mm(LxWxD).Thistestprocedureshallbeusedtodeterminetheadhesionofsealingcompoundssuchasseam3.4TestTime.Notapplicable.sealingcompound,flangesealingcompound,Calendartime:daysunderseal,etc.,ontheadhesionbasesonwhichthesemateri

4、alsareused.Testhours:hours1.1Purpose.Notapplicable.Coordinationhours:hours1.2Foreword.Notapplicable.3.5TestRequiredInformation.Notapplicable.1.3Applicability.Notapplicable.3.6Personnel/Skills.Notapplicable.2References4ProcedureNote:Onlythelatestapprove

5、dstandardsare4.1Preparation.applicableunlessotherwisespecified.4.1.1TestSamplePreparation.Thesealing2.1ExternalStandards/Specifications.compoundbeingtestedshallbestirredvigorouslyNonewithaspatulaforoneminutebeforethestartofthetest.2.2GMStandards/Specif

6、ications.ThesealingcompoundshallbeappliedtothetestNonesheetmetalusingthescraper(seeFigure1).Thehardeningofthesealingcompoundshallbe3Resourcescarriedoutaccordingtotherelevantmaterial3.1Facilities.Notapplicable.specification.3.2Equipment.3.2.1Sharp-edged

7、metalspatula.3.2.2Scraper.©Copyright2010GeneralMotorsCompanyAllRightsReservedOctober2010OriginatingDepartment:NorthAmericanEngineeringStandardsPage1of3GMWORLDWIDEENGINEERINGSTANDARDSGMW3019Note:AlldimensionsareinmillimetersFigure1:Scraper4.2Conditions.

8、5.3TestDocumentation.4.2.1EnvironmentalConditions.Notapplicable.5.3.1EvaluationandRating.Aftercompletingthe4.2.2TestConditions.Deviationsfromthetestprocedure,theadhesionofthesealingrequirementsofthisstandardshallhavebeencompoundshallbee