ASTM F1978-17 - Measuring Abrasion Resistance of Metallic Thermal Spray Coatings英文版

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1、ThisinternationalstandardwasdevelopedinaccordancewithinternationallyrecognizedprinciplesonstandardizationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecommendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTr

2、ade(TBT)Committee.Designation:F1978−17StandardTestMethodforMeasuringAbrasionResistanceofMetallicThermalSpray1CoatingsbyUsingtheTaberAbraserThisstandardisissuedunderthefixeddesignationF1978;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladop

3、tionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*2.ReferencedDocuments31.1Thistestmethodquantifiestheabrasionresistanceo

4、f2.1ASTMStandards:metalliccoatingsproducedbythermalsprayprocessesonflatE691PracticeforConductinganInterlaboratoryStudytometallicsurfaces.ItisintendedasameansofcharacterizingDeterminethePrecisionofaTestMethodcoatingsusedonsurgicalimplants.G195GuideforConductingWe

5、arTestsUsingaRotary2PlatformAbraser1.2ThistestusestheTaberAbraser,whichgeneratesacombinationofrollingandrubbingtocauseweartothecoating3.Terminologysurface.Wearisquantifiedascumulativeweightloss.3.1DefinitionsofTermsSpecifictoThisStandard:1.3Thistestmethodislimited

6、toflat,rigidspecimensthat3.1.1abraser,n—instrumentthatisdesignedtodeterminedonotreactsignificantlywithwateranddonotundergoatheresistanceofsurfacestocompositerollingandrubbingphasetransformationorchemicalreactionbetweenroomaction.temperatureand100°Cinair.3.1.2part

7、icleshedding,n—lossofsurfaceparticlesand1.4ThevaluesstatedinSIunitsaretoberegardedasfragmentsfromacoating.standard.Nootherunitsofmeasurementareincludedinthis3.1.3thermalspraycoating,n—coatingproducedbyspray-standard.ingmeltedorsoftenedpowderorwirebymeansofcombu

8、s-1.5Thisstandarddoesnotpurporttoaddressallofthetiblegases,plasma,ortwo-wirearc.safetyconcerns,ifany,associatedwithitsuse.Itisthe3.1.4weightloss,n—amountofmassremovedbythete