JASO T203-1985 Light Alloy Wheels for Motorcycles(英文)

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1、JAPANESEAUTOMOBILESTANDARDJASOT203-85LightAlloyWheelsforMotorcycles1.Scope3.TypesThisStandardspecifieslightalloywheelsformotor-Thetypesofthelightalloywheelsshallbeasfollows:cycles(includingmotorcyclesequippedwithsidecars(1)Unitconstructiontypeandmotordriv

2、encycles)(hereinafterreferredtoasLightalloywheelsofwhichtherimsandspokes"lightalloywheels").(ordiscs)aremoldedinsingleunits.(2)CompositeconstructiontypeRemark:Inthisstandard,unitsandnumericalvaluesarebasedonSI(InternationalSystemofUnits),whileunitsLightal

3、loywheelsofwhichtherimsaremadeandnumericalvaluesgivenin{}arecustomaryoflightalloy,andthespokes(ordiscs)oflightunitssystem,andaregivenforreference.alloyorsteel;whicharethenassembled.Wirespoketypeshall,however,beexcluded.2.PurposeThisstandardaimstoestablish

4、andstandardizethequalityoflightalloywheelsinordertoensuredriving4.NomenclatureofEachPartsafety.ThenomenclatureofeachpartshallbepursuanttoFig.1(shownasanexample).ApplicableStandards:JASOC603-80SteelDiscWheelsforAutomobilesJISD4203DimensionsofTiresforMotorc

5、yclesandScootersJISD4215RimsforMotorcyclesandScootersJISH0321GeneralRulesforInspectionofNonferrousMetalMaterialsJISH0522MethodsofRadiographicTestandClassificationofRadiographsforAluminiumCastingsJISH4000AluminiumandAluminiumAlloySheetsandPlates,StripandCo

6、iledSheetsJISH4100AluminiumandAluminiumAlloyExtrudedShapesJISH4140AluminiumandAluminiumAlloyForgingsJISH4201MagnesiumAlloySheetandPlateJISH4204MagnesiumAlloyExtrudedShapesJISH5202AluminiumAlloyCastingsJISH5203MagnesiumAlloyCastingsJISH5302AluminiumAlloyDi

7、eCastingsJISH5303MagnesiumAlloyDieCastingsJISZ2343MethodsforLiquidPenetrantTestingandClassificationofIndication1JAS0T203-85Fig.1UnitConstructionTypeofeachpartRimdiameterValveholewCompositeConstructionType2JAS0T203-855.PerformanceTableUnit:mm5.1DurabilityA

8、gainstBendingMomentUnitCompositeAfterbeingsubjectedtoatleastIO5cyclesofthetestaccordingto11.1,thereshallbenoevidenceofharmfulcracks,significantdeformationoranyabnor-malloosenessLateraldeflectionI1.o1.2atjoints.5.2Du