qct 259-1998标准（英文版）

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1、QC/T259-1998PrefaceThisstandardadoptstheJapanStandardofJASOC61487asamajorreference.ThestandardispresentedbyMechanicalIndustryBureauofChina.ThestandardisunderthejurisdictionofAutoStandardizationTechnicalCommitteeofChina.ThestandardisdraftedbyShiyanWhe

2、elandRimResearchInstitute.Themajordraftsman:YuChuanmingAutoIndustryStandardoftheP.R.CQC/T259-1998RequirementsandTestMethodsontheWeldingIntensityoftheWheelRims/WheelSpokes1ScopeThisstandardstipulatedtherequirementandtestmethodsontheweldingintensityoft

3、hewheelrims/wheelspokesThisstandardappliestothesteelwheelsusing5ºDCwheelrims.2TestSamplesTestsamplesshouldfinishallprocessingprocedures,exceptcoating.3IntensityRequirementsUnderthetestload,Notearorvisiblecracksshouldoccurontheweldingpositionoftherims

4、orspokes.4TestEquipmentThetestequipmentisshowedasthefollowingdiagram:LowertoolingSpokeUppertoolingRimLoadTestequipmentshouldmeetwiththefollowing:1)Theclearancebetweentheinteriorsideofthespokeandtheuppertoolingis2~3mm;2)Theclearancebetweentheoutsideof

5、thespokeandthelowertoolingis2~3mm;3)Theuppertoolingandthespokes,thelowertoolingandtherimsshouldcloselymatchedwitheachother4)Loadmachineishydraulic.MechanicalIndustryBureauApproved1998-12-16ImplementedJuly,1st,1999QC/T259-19985TestMethodsAsexhibitedin

6、thediagramabove,thesidesurfaceoftherimsshouldcloselycontactthelowertooling,andtheloadisontheinteriorsideofthespokes,andtheweldingpositionsoftherims/spokesshouldbeloadedevenly.Theloadshouldbeslowlyincrementtothespecifiedvalueasshowedinthefollowingtabl

7、e.6TestLoadTestLoadasperthefollowingtable:Thesmallervalueofthicknessoftheplatematerialoftherimsandspokes(mm)Load(kN/Kfg)