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1、?ISO2016Calculationofloadcapacityofspurhelicalgears—Part5:StrengthqualityofmaterialsCalculdelacapacitdegedesengrenagescylindriquesdenturesdroiteethlicodale—Partie5:RsistanceetqualitdesmatriauxINTERNATIONALSTARDISO63365Th

2、irdedition20160815ReferencenumberISO63365:2016(E)CopyrightInternationalganizationfStardizationProvidedbyIHSunderlicensewithvariousNationalStardsBodiesNotfResale0912201602:04:49MDTNoreproductionwkingpermittedwithoutlicens

3、efromIHS`````````````````````````ISO63365:2016(E)Fewd.......................................................................................................................................................................

4、.................................................................ivIntroduction.............................................................................................................................................

5、.....................................................................................v1Scope................................................................................................................................

6、.................................................................................................12Nmativereferences........................................................................................................

7、..............................................................................13Termsdefinitionssymbols.....................................................................................................................

8、.......................................24Methodsfthedeterminationofallowablestressnumbers...............................................................................24.1General.........................................

9、..................................................................................................................................................................24.2MethodA...............................................

10、.......................................................................................................................................................34.3MethodB..........................................................

11、............................................................................................................................................34.4MethodBr....................................................................

12、.................................................................................................................................34.5MethodBk...............................................................................

13、......................................................................................................................34.6MethodBp..........................................................................................

14、...........................................................................................................35Stardallowablestressnumbers—MethodB............................................................................

15、..................................35.1Application...........................................................................................................................................................................

16、......................35.2Allowablestressnumber(contact)σHlim.......................................................................................................................45.3BendingstressnumbervaluesfσFlimσFE..

17、.....................................................................................................55.3.1Nominalstressnumbers(bending)σFlim...............................................................................

18、...................55.3.2Allowablestressnumber(bending)σFE.....................................................................................................55.3.3Reversedbending........................................

19、....................................................................................................................55.4GraphsfσHlimσFlimσFE................................................................................

20、.......................................................65.5CalculationofσHlimσFlim..........................................................................................................................................

21、..........65.6Hardeningdepthofsurfacehardenedgearsinfinishedcondition........................................................235.6.1General.................................................................................

22、..................................................................................................235.6.2Casedepthofcarburizedhardenedgears.................................................................................

23、...235.6.3Nitridinghardeningdepthofnitridedgears........................................................................................256Requirementsfmaterialqualityheattreatment........................................

24、...................................................266.1Generalaspects......................................................................................................................................................

25、..............................266.2Nmalizedlowcarboncaststeelplaincarbonunalloyedsteels(seeFigures12).......................................................................................................................

26、....................................................................................276.3Blackmalleablecastiron[seeFigures3a)4a)].........................................................................................27

27、6.4Othermaterials[seeFigures3b)3c)4b)4c)5to16].............................................................................276.5Coupon......................................................................................

28、..................................................................................................................406.6Mechanicalcleaningbyshotblasting.....................................................................

29、..........................................................416.7Shotpeening..................................................................................................................................................

30、.........................................416.7.1General.....................................................................................................................................................................

31、..............416.7.2Strengthenhancement.............................................................................................................................................416.7.3Salvage.........................

32、..........................................................................................................................................................41AnnexA(infmative)Considerationsofsizeofcontrollingsectionfthroug

33、hhardenedgearing..............................................................................................................................................................................................43AnnexB(infma

34、tive)Cehardnesscoefficients..............................................................................................................................46Bibliography.....................................................

35、........................................................................................................................................................................47?ISO2016–AllrightsreservediiiContentsPageCopyright

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