ISO 5855-3-1999 Aerospace - MJ threads - Part 3 Limit dimensions for fittings for fluid systems《航空航天 MJ螺纹 第3部分 液体系统管接头螺纹系统的极限尺寸》.pdf

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ISO 5855-3-1999 Aerospace - MJ threads - Part 3 Limit dimensions for fittings for fluid systems《航空航天 MJ螺纹 第3部分 液体系统管接头螺纹系统的极限尺寸》.pdf_第1页
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1、A Numroderfrence ISO58553:1999 (F) NORME INTERNATIONALE ISO 58553 Deuximedition 19991015 AronautiqueetespaceFiletageMJ Partie3: Dimensionslimitespourraccordementsde systmesdefluides AerospaceMJthreads Part3:LimitdimensionsforfittingsforfluidsystemsISO58553:1999(F) ISO1999 Droitsdereproductionrservs.

2、Saufprescriptiondiffrente,aucunepartiedecettepublicationnepeuttrereproduiteniut ilisesousquelque formequecesoitetparaucunprocd,lectroniqueoumcanique,ycomprislaphotocopieetlesmicrofilms,sanslaccordcr itdelditeur. Organisationinternationaledenormalisation Casepostale56 CH1211Genve20 Suisse Internet is

3、oiso.ch ImprimenSuisse ii Avantpropos LISO(Organisationinternationaledenormalisation)estunefdrationmondialedorganismesnationauxde normalisation(comitsmembresdelISO).LlaborationdesNormesinternationalesestengnralconfieaux comitstechniquesdelISO.Chaquecomitmembreintressparunetudealedroitdefairepartiedu

4、comit techniquecrceteffet.Lesorganisationsinternationales,gouvernementalesetnongouvernementales,en liaisonaveclISO,participentgalementauxtravaux.LISOcollaboretroitementaveclaCommission lectrotechniqueinternationale(CEI)encequiconcernelanormalisationlectrotechnique. LesNormesinternationalessontrdiges

5、conformmentauxrglesdonnesdanslesDirectivesISO/CEI,Partie3. LesprojetsdeNormesinternationalesadoptsparlescomitstechniquessontsoumisauxcomitsmembrespour vote.LeurpublicationcommeNormesinternationalesrequiertlapprobationde75 %aumoinsdescomits membresvotants. LaNormeinternationaleISO58553atlaboreparleco

6、mittechniqueISO/TC20, Aronautiqueetespace , souscomitSC4, lmentsdefixationpourconstructionsarospatiales . Cettedeuximeditionannuleetremplacelapremiredition(ISO58553:1988),dontelleconstitueunervision technique. LISO5855comprendlespartiessuivantes,prsentessousletitregnral AronautiqueetespaceFiletage M

7、J: Partie1:Exigencesgnrales Partie2:Dimensionslimitespourvisetcrous Partie3:DimensionslimitespourraccordementsdesystmesdefluidesNORMEINTERNATIONALE ISO ISO58553:1999(F) 1 AronautiqueetespaceFiletageMJ Partie3: Dimensionslimitespourraccordementsdesystmesdefluides 1Domaine dapplication Laprsentepartie

8、delISO5855prescritlesdimensionslimitesdufiletageMJpourraccordementsdesystmesde fluidespourlesconstructionsarospatiales. 2Rfrences normatives Lesdocumentsnormatifssuivantscontiennentdesdispositionsqui,parsuitedelarfrencequienestfaite, constituentdesdispositionsvalablespourlaprsentepartiedelISO 5855.P

9、ourlesrfrencesdates,les amendementsultrieursoulesrvisionsdecespublicationsnesappliquentpas.Toutefois,lespartiesprenantes auxaccordsfondssurlaprsentepartiedelISO5855sontinvitesrechercherlapossibilitdappliquerles ditionslesplusrcentesdesdocumentsnormatifsindiqusciaprs.Pourlesrfrencesnondates,ladernire

10、 ditiondudocumentnormatifenrfrencesapplique.LesmembresdelISOetdelaCEIpossdentleregistredes Normesinternationalesenvigueur. ISO9651:1998, FiletagesmtriquesISOpourusagesgnrauxTolrancesPartie1:Principesetdonnes fondamentales. ISO58551:1999, AronautiqueetespaceFiletageMJPartie1:Exigencesgnrales. 3 Diamt

11、resnominauxetpas VoirTableau1. Tableau1Diamtresnominauxetpas Dimensionsenmillimtres Diamtrenominal d ou D Pas P Diamtrenominal d ou D Pas P 812 7 10 30 12 1,25 33 1,5 14 36 16 39 18 1,5 42 20 48 2 22 50 24ISO58553:1999(F) ISO 2 4 Classesdetolrances VoirTableau2. Tableau2Classesdetolrances Assemblage

12、 Filetageextrieur Filetageintrieur Courant(jeu d 6h D 1 5H pouvanttrenul) d 2 4h D 2 4H Ncessitantun d 6g D 1 5H jeusystmatique d 2 4g D 2 4H 5 Dispositionspourfiletagesrevtus Avantrevtement,lesdimensionsdoiventtrecompatiblesaveclpaisseurdurevtementretenuetavecles dimensionslimitesdespicesprteslempl

13、oidonnesdanslarticle6. 6 Dimensionslimitespourpicesprteslemploi(revtuesounonrevtues) 6.1Filetage extrieur 6.1.1 Filetageextrieur4h6h LaFigure1illustrelapositionainsiquelaformedesprofilslimites(maximumetminimum)parrapportauprofilde base(voirISO58551). LesTableaux3et4donnentlesdimensionslimites. a Pas

14、 DP b Profilsdebaseetmaximal c Profildebase d Profilminimal Figure1Profilslimitesdufiletageextrieur (jeupouvanttrenul)ISO ISO58553:1999(F) 3 Tableau3Dimensionslimitesdesfiletagesextrieurs4h6h Dimensionsenmillimtres Dsignationdufiletage Diamtreextrieur d Diamtresurflancs d 2 Diamtreintrieur d 3 T d T

15、 d2 T d3 max. min. (6h) a max. min. (4h) a max. min. MJ8 14h6h 8,00 7,82 0,18 7,350 7,279 0,071 6,845 6,713 0,132 MJ10 14h6h 10,00 9,82 0,18 9,350 9,279 0,071 8,845 8,713 0,132 MJ12 1,254h6h 12,000 11,788 0,212 11,188 11,103 0,085 10,557 10,396 0,161 MJ14 1,54h6h 14,000 13,764 0,236 13,026 12,936 0,

16、09 12,268 12,087 0,181 MJ16 1,54h6h 16,000 15,764 0,236 15,026 14,936 0,09 14,268 14,087 0,181 MJ18 1,54h6h 18,000 17,764 0,236 17,026 16,936 0,09 16,268 16,087 0,181 MJ20 1,54h6h 20,000 19,764 0,236 19,026 18,936 0,09 18,268 18,087 0,181 MJ22 1,54h6h 22,000 21,764 0,236 21,026 20,936 0,09 20,268 20

17、,087 0,181 MJ24 1,54h6h 24,000 23,764 0,236 23,026 22,931 0,095 22,268 22,082 0,186 MJ27 1,54h6h 27,000 26,764 0,236 26,026 25,931 0,095 25,268 25,082 0,186 MJ30 1,54h6h 30,000 29,764 0,236 29,026 28,931 0,095 28,268 28,082 0,186 MJ33 1,54h6h 33,000 32,764 0,236 32,026 31,931 0,095 31,268 31,082 0,1

18、86 MJ36 1,54h6h 36,000 35,764 0,236 35,026 34,931 0,095 34,268 34,082 0,186 MJ39 1,54h6h 39,000 38,764 0,236 38,026 37,931 0,095 37,268 37,082 0,186 MJ42 24h6h 42,00 41,72 0,28 40,701 40,595 0,106 39,691 39,463 0,228 MJ48 24h6h 48,00 47,72 0,28 46,701 46,589 0,112 45,691 45,457 0,234 MJ50 24h6h 50,0

19、0 49,72 0,28 48,701 48,589 0,112 47,691 47,457 0,234 a ConformmentlISO9651 Tableau4Rayonderaccordementaufonddufiletageextrieur Dimensionsenmillimtres Pas P Rayonfonddefilet R max. min. 1 0,18 0,15 1,25 0,226 0,188 1,5 0,271 0,225 2 0,361 0,300 6.1.2 Filetageextrieur4g6g LaFigure2illustrelapositionai

20、nsiquelaformedesprofilslimites(maximumetminimum)parrapportauprofilde base(voirISO58551). LesTableaux4et5donnentlesdimensionslimites.ISO58553:1999(F) ISO 4 a Pas DP b Profildebase c Profilmaximal d Profilminimal e es estlcartfondamentalsuprieur,voirISO9651. Figure2Profilslimitesdufiletageextrieur (je

21、usystmatique) Tableau5Dimensionslimitesdesfiletagesextrieurs4g6g Dimensionsenmillimtres Dsignationdu filetage Diamtreextrieur d Diamtresurflancs d 2 Diamtreintrieur d 3 T d T d2 T d3 max. min. (6g) a max. min. (4g) a max. min. MJ8 14g6g 7,974 7,794 0,18 7,324 7,253 0,071 6,819 6,687 0,132 MJ10 14g6g

22、 9,974 9,794 0,18 9,324 9,253 0,071 8,819 8,687 0,132 MJ12 1,254g6g 11,972 11,760 0,212 11,160 11,075 0,085 10,529 10,368 0,161 MJ14 1,54g6g 13,968 13,732 0,236 12,994 12,904 0,09 12,236 12,055 0,181 MJ16 1,54g6g 15,968 15,732 0,236 14,994 14,904 0,09 14,236 14,055 0,181 MJ18 1,54g6g 17,968 17,732 0

23、,236 16,994 16,904 0,09 16,236 16,055 0,181 MJ20 1,54g6g 19,968 19,732 0,236 18,994 18,904 0,09 18,236 18,055 0,181 MJ22 1,54g6g 21,968 21,732 0,236 20,994 20,904 0,09 20,236 20,055 0,181 MJ24 1,54g6g 23,968 23,732 0,236 22,994 22,899 0,095 22,236 22,050 0,186 MJ27 1,54g6g 26,968 26,732 0,236 25,994

24、 25,899 0,095 25,236 25,050 0,186 MJ30 1,54g6g 29,968 29,732 0,236 28,994 28,899 0,095 28,236 28,050 0,186 MJ33 1,54g6g 32,968 32,732 0,236 31,994 31,899 0,095 31,236 31,050 0,186 MJ36 1,54g6g 35,968 35,732 0,236 34,994 34,899 0,095 34,236 34,050 0,186 MJ39 1,54g6g 38,968 38,732 0,236 37,994 37,899

25、0,095 37,236 37,050 0,186 MJ42 24g6g 41,962 41,682 0,28 40,663 40,557 0,106 39,653 39,425 0,228 MJ48 24g6g 47,962 47,682 0,28 46,663 46,551 0,112 45,653 45,419 0,234 MJ50 24g6g 49,962 49,682 0,28 48,663 48,551 0,112 47,653 47,419 0,234 a ConformmentlISO9651ISO ISO58553:1999(F) 5 6.2Filetage intrieur

26、 LaFigure3illustrelapositionainsiquelaformedesprofilslimites(maximumetminimum)parrapportauprofilde base(voirISO58551). LeTableau6donnelesdimensionslimites. a Pas DP b Profildebase c Profilmaximal d Profilsdebaseetminimal Figure3ProfilslimitesdufiletageintrieurISO58553:1999(F) ISO 6 Tableau6Dimension

27、slimitesdesfiletagesintrieurs4H5H Dimensionsenmillimtres Dsignationdufiletage Diamtre extrieur Diamtresurflancs Diamtreintrieur D 3 a D 2 D 1 T D2 T D1 max. max. min. (4H) b max. min. (5H) b MJ8 14H5H 8,239 7,445 7,350 0,095 7,216 7,026 0,19 MJ10 14H5H 10,239 9,445 9,350 0,095 9,216 9,026 0,19 MJ12

28、1,254H5H 12,292 11,300 11,188 0,112 10,994 10,782 0,212 MJ14 1,54H5H 14,335 13,144 13,026 0,118 12,775 12,539 0,236 MJ16 1,54H5H 16,335 15,144 15,026 0,118 14,775 14,539 0,236 MJ18 1,54H5H 18,335 17,144 17,026 0,118 16,775 16,539 0,236 MJ20 1,54H5H 20,335 19,144 19,026 0,118 18,775 18,539 0,236 MJ22

29、 1,54H5H 22,335 21,144 21,026 0,118 20,775 20,539 0,236 MJ24 1,54H5H 24,342 23,151 23,026 0,125 22,775 22,539 0,236 MJ27 1,54H5H 27,342 26,151 26,026 0,125 25,775 25,539 0,236 MJ30 1,54H5H 30,342 29,151 29,026 0,125 28,775 28,539 0,236 MJ33 1,54H5H 33,342 32,151 32,026 0,125 31,775 31,539 0,236 MJ36

30、 1,54H5H 36,342 35,151 35,026 0,125 34,775 34,539 0,236 MJ39 1,54H5H 39,342 38,151 38,026 0,125 37,775 37,539 0,236 MJ42 24H5H 42,429 40,841 40,701 0,14 40,351 40,051 0,3 MJ48 24H5H 48,439 46,851 46,701 0,15 46,351 46,051 0,3 MJ50 24H5H 50,439 48,851 48,701 0,15 48,351 48,051 0,3 a D 3 min.nestpaspr

31、escrit.Nanmoins,ildoittresuprieuraudiamtre D(voirFigure3). b ConformmentlISO9651 6.3 cartsmaximauxadmissiblessurlepasetledemiangledeflanc LesvaleursdonnesdansleTableau7ontttiresduTableau6delISO58551:1999. Tableau7cartsmaximauxadmissiblessurlepasetledemiangledeflanc Diamtrenominal Pas Filetageextrieur Filetageintrieur d ou D P DP Da DP Da mm mm m m 8 1 16,4 1 5 21,9 1 27 10 12 1,25 19,6 1 2 25,9 1 22 14 16 18 20,8 0 55 27,3 1 12 20 22 24 1,5 27 30 21,9 0 58 28,9 1 16 33 36 39 42 24,5 0 49 32,3 1 4 48 2 25,9 0 51 34,6 1 8 50ISO58553:1999(F) ISO ICS49.030.10 Prixbassur6pages

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