ISO 3222-1998 Aerospace - Nuts anchor self-locking fixed closed corner reduced series with counterbore with MJ threads classifications 1100 MPa (at ambient temp.pdf

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1、A Numroderfrence ISO3222:1998 (F) NORME INTERNATIONALE ISO 3222 Deuximedition 19981115 Aronautiqueetespacecrousriver, freinageinterne,fixes,dangle,srie rduite,avecchambrage,filetageMJ, classifications:1100MPa(temprature ambiante)/235C,1100MPa(temprature ambiante)/315Cet1100MPa (tempratureambiante)/4

2、25C Dimensions AerospaceNuts,anchor,selflocking,fixed,closedcorner,reduced series,withcounterbore,withMJthreads,classifications:1100MPa(at ambienttemperature)/235C,1100MPa(atambienttemperature)/315C and1100MPa(atambienttemperature)/425CDimensionsISO3222:1998(F) ISO1998 Droitsdereproductionrservs.Sau

3、fprescriptiondiffrente,aucunepartiedecettepubli cationnepeuttrereproduiteniutilisesousquelqueformequecesoitetparaucunpro cd,lectroniqueoumcanique,ycomprislaphotocopieetlesmicrofilms,sanslaccord critdelditeur. Organisationinternationaledenormalisation Casepostale56 CH1211Genve20 Suisse Internet isois

4、o.ch ImprimenSuisse ii Avantpropos LISO(Organisationinternationaledenormalisation)estunefdration mondialedorganismesnationauxdenormalisation(comitsmembresde lISO).LlaborationdesNormesinternationalesestengnralconfieaux comitstechniquesdelISO.Chaquecomitmembreintressparune tudealedroitdefairepartieduc

5、omittechniquecrceteffet.Les organisationsinternationales,gouvernementalesetnongouvernementales, enliaisonaveclISOparticipentgalementauxtravaux.LISOcollabore troitementaveclaCommissionlectrotechniqueinternationale(CEI)en cequiconcernelanormalisationlectrotechnique. LesNormesinternationalessontrdigesc

6、onformmentauxrgles donnesdanslesDirectivesISO/CEI,Partie3. LesprojetsdeNormesinternationalesadoptsparlescomitstechniques sontsoumisauxcomitsmembrespourvote.Leurpublicationcomme Normesinternationalesrequiertlapprobationde75 %aumoinsdes comitsmembresvotants. LaNormeinternationaleISO3222atlaboreparleco

7、mittechnique ISO/TC20,Aronautiqueetespace , souscomit SC4, lmentsde fixationpourconstructionsarospatiales . Cettedeuximeditionannuleetremplacelapremire(ISO3222:1989), dontelleconstitueunervisiontechnique. ISO ISO3222:1998(F) iii Introduction LesdimensionsspcifiesdanslaprsenteNormeinternationaleontt

8、dfiniespourpermettrelaproductiondunepicesatisfaisantauxexigencesde laspcificationdapprovisionnement ISO5858.NORMEINTERNATIONALE ISO ISO3222:1998(F) 1 Aronautiqueetespacecrousriver,freinageinterne,fixes, dangle,srierduite,avecchambrage,filetageMJ, classifications:1100MPa(tempratureambiante)/235C, 110

9、0MPa(tempratureambiante)/315Cet1100MPa (tempratureambiante)/425CDimensions 1Domainedapplication LaprsenteNormeinternationalespcifielesdimensionsdescrousriver,freinageinterne,fixes, dangle,srierduite,avecchambrage,filetageMJ,declassifications:1 100 MPa 1) /235C 2) , 1100MPa 1) /315C 2) et1100MPa 1) /

10、425C 2) . LaprsenteNormeinternationaleestapplicableuniquementllaborationdenormesdeproduitdestinesaux constructionsarospatiales. 2Rfrencesnormatives Lesdocumentsnormatifssuivantscontiennentdesdispositionsqui,parsuitedelarfrencequiyestfaite, constituentdesdispositionsvalablespourlaprsenteNormeinternat

11、ionale.Pourlesrfrencesdates,les amendementsultrieursoulesrvisionsdecespublicationsnesappliquentpas.Toutefois,lespartiesprenantes auxaccordsfondssurlaprsenteNormeinternationalesontinvitesrechercherlapossibilitdappliquerles ditionslesplusrcentesdesdocumentsnormatifsindiqusciaprs.Pourlesrfrencesnondate

12、s,ladernire ditiondudocumentnormatifenrfrencesapplique.LesmembresdelISOetdelaCEIpossdentleregistredes Normesinternationalesenvigueur. ISO58552:1988, AronautiqueetespaceFiletageMJPartie2:Dimensionslimitespourvisetcrous . ISO5858:1991, Aronautiqueetespacecrousfreinageinternedontlatempraturemaximaledut

13、ilisationest infrieureougale425CSpcificationdapprovisionnement. ISO8788:1987, AronautiqueetespacelmentsdefixationTolrancesdeformeetdepositiondescrous . 3Configurationetdimensions VoirlaFigure1etleTableau1.Lesdimensionsettolrancessontexprimesenmillimtres.Ellessappliquent aprsrevtement(s)desurfacevent

14、uel(s)maisavantlubrificationventuelle. Lacalottemtallique,optionnelle,doitrestersolidairedelcroulatempraturemaximaledutilisation(procdde fixationauchoixdelutilisateur).VoirlISO5858pourlesconditionsdessai. _ 1)Correspondlacontrainteminimaleentractionquelcroupeutsupportertempratureambiante,sansrupture

15、nicrique lorsquilestessayavecunevisdeclassedersistancesuprieure. 2)Tempraturemaximalequelcroupeutsupportersansaltrationpermanentedesescaractristiquesoriginelles,aprs retourlatempratureambiante.Latempraturemaximaleestconditionneparletraitementdesurface.ISO3222:1998(F) ISO 2 Lestolrancesdeformeetdepos

16、itiondoiventtreconformescellesspcifiesdanslISO8788.Lesdtailsdeformenon prcisssontlaisssauchoixdufabricant. a Cesvaleurs,enmicromtres,sontvalablesavantrevtement(s)desurfaceventuel(s).Lesvaleursnesappliquentpas aufiletage,auxtrouspoinonns,niauxpartiesdcoupesdontltatdesurfaceseraceluiobtenuparlesmthode

17、s normalesdefabrication. b Marquesdoutilsadmisesdanscettezone Figure1 Tableau1 Codede Filetage a CDEFGHJ b KLMNP c QRW diamtre max. max. min. min. max. max. max. max. max. max. max. max. 040 050 060 MJ4 0,74H6H MJ5 0,84H6H MJ6 14H5H 0,4 6,6 8,1 9,2 6 7 8 5,5 4,4 5,5 6,5 2,2 2,4 2,7 6,2 7,3 8,7 4 4,5

18、 5 12 13,6 15,7 5,8 6,9 8,1 1 1,2 11 11,4 12,7 13 13,4 14,7 2,5 3 10,5 11,5 a ConformelISO58552.Danslazonedefreinageinterne,lestolrancessontvalablesavantdformation. b Mesurauxanglesvifs(chanfrein)ouauxpointsdetangence(arrondi) c DpassementmaximaldelavisISO3222:1998(F) ISO ICS49.030.30 Descripteurs:industriearonautique,lmentdefixation,filetageMJ,crou,crouriver,crouautobloquant,crouavecchambrag e, classification,spcificationdeforme,dimension. Prixbassur2pages

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