1、BRITISH STANDARD AEROSPACE SERIES BS EN 3084:2001 Pipe coupling 8 30 in titanium alloy Unions, welded end threaded for repair The European Standard EN 3084:2001 has the status of a British Standard ICS 49.080 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 3084:2001 This
2、British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee and comes into effect on 18 October 2001 BSI 18 October 2001 ISBN 0 580 37194 8 National foreword This
3、British Standard is the official English language version of EN 3084:2001. The UK participation in its preparation was entrusted to Technical Committee ACE/12/1, Aerospace Fasteners, Fastening Systems, Details and Parts (International), which has the responsibility to: A list of organizations repres
4、ented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement these international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Corres
5、pondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not
6、 of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developmen
7、ts and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 6, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued si
8、nce publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN3084 September2001 ICS49.080 Englishversion AerospaceseriesPipecoupling830intitaniumalloy Unions,weldedendthreadedforrepair SriearospatialeSystmederaccordement830en alliagedetitaneRaccordsdroits,souderfiletspour r
9、paration LuftundRaumfahrtRohrverschraubung830aus TitanlegierungGeradeVerschraubungenmit AnschweiendefrReparatur ThisEuropeanStandardwasapprovedbyCENon20January2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofana
10、tionalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation underthe
11、responsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden
12、,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN3084:2001EEN3084:2001(E) For
13、eword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManufacturers (AECMA). AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhasreceivedthe approvaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesofAECMA,priortoitspresen
14、tationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorby endorsement,atthelatestbyMarch2002,andconflictingnationalstandardsshallbewithdrawnatthelatestbyMarch 2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizations
15、of thefollowingcountries areboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland,France,Ger many,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,Switzerlandand theUnitedKingdom. 2EN3084:2001(E) 1Scope Thisstandardspecifiesthecharacterist
16、icsofunions,weldedend,threaded,forpipecouplings830,intitaniumalloy,for aerospaceapplicationstobeusedasrepaircouplingstoreplaceEN4233. Nominalpressure:upto28000kPa Temperaturerange: 55Cto135C 2Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications
17、.Thesenormative referencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.Fordatedreferences, subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropeanStandardonlywhen incorporatedinitbyamendmentorrevision.Forundatedreferences,thelatesteditionofthepubli
18、cationreferredtoapplies (includingamendments). ISO58553, AerospaceMJthreadsPart3:Limitdimensionsforfittingsforfluidsystems. EN2424, AerospaceseriesMarkingofaerospaceproducts. EN2491, AerospaceseriesMolybdenumdisulphidedrylubricantsCoatingmethods. EN2656, AerospaceseriesPipecouplingCouplingends,welde
19、dGeometricconfiguration. EN3274, Aerospaceseries Pipecoupling830 Threadends Geometricconfiguration. EN3275, AerospaceseriesPipecoupling830upto28000kPaDynamicbeamsealMetricseriesTechnical specification. EN3311, AerospaceseriesTitaniumalloyTIP64001AnnealedBarformachining D 150mm. 1 ) EN3314, Aerospace
20、seriesTitaniumalloyTIP64001SolutiontreatedandagedBarformachining D 75mm. 1 ) EN4233, AerospaceseriesPipecoupling830intitaniumalloyUnions,welded,threaded. 3Requiredcharacteristics 3.1ConfigurationDimensionsMass Accordingtofigures1and2andtable1.Thevaluesapplybeforelubricating. Dimensionsnotspecifiedar
21、eatthemanufacturersoptionprovidedthatthequalificationandacceptancerequire mentsofEN3275,type IIaremet. 3.2Surfaceroughness Accordingtofigure1andfigure2,unlessotherwisespecifiedinthedesigndocumentation. 1 )PublishedasAECMAPrestandardatthedateofpublicationofthisstandard 3EN3084:2001(E) 3.3Materials Ac
22、cordingtoEN3311orEN3314. 3.4Surfacetreatment Weldedendwithoutsurfacetreatment,min.10mm(outsideandborediameter). Lubrication:accordingtoEN2491,onthreadandsealingface. Priortoapplicationofthelubricant,thesurfaceshallbeabrasiveblastedusingnonmetallicgrit. Filmthickness0,005mmto0,013mm. Dimensionsinmill
23、imetres Dimensionsinmillimetres a Areaformarking a Areaformarking b Acrossflats s b Acrossflats s c AccordingtoEN2656 c AccordingtoEN2656 d AccordingtoEN3274,formB d AccordingtoEN3274,formB e Thread e Thread NOTEPipeinternaldiameter d 1 in NOTEPipeinternaldiameter d 1 in accordancewithEN2656diameter
24、 d 1 in accordancewithEN2656diameter d 1 in accordancewithEN3274. accordancewithEN3274. Figure1 Figure2 4EN3084:2001(E) Table1 Dimensionsinmillimetres Code a,b Thread c ) Mass g/piece l 1 l 2 l 3 r s 4g6g 0,3 0,2 0,5 + 0 0 ,2 h13 max. 0504 MJ101 ,00 28 17 2,5 11 03,81 0505 03,95 0605 MJ121,25 29 3 1
25、3 05,48 0805 MJ141,5 0 32 16 08,96 0806 19 09,12 1005 MJ161,5 0 33 17 11,39 1008 12,10 1205 MJ181,5 0 19 13,58 1206 19 13,87 1209 14,71 1405 MJ201,5 0 17,57 1408 35 19 21 22 18,72 1410 19,42 1605 MJ221,5 0 37 21 23 24 20,24 1606 20,72 1610 22,66 1612 23,47 1805 MJ241,5 0 39 23 25 4 27 24,11 1807 25,
26、31 1810 27,02 1813 28,65 2006 MJ271,5 0 40 24 26 30 29,61 2007 30,30 2012 34,24 2015 37,11 2208 MJ301,5 0 35,17 2212 32 39,58 2216 43,81 2508 MJ331,5 0 41 25 27 34 41,13 2509 41,99 2514y 46,21 2518 51,13 2808 MJ361,5 0 28 41 52,34 2810 54,35 2816 60,70 2820 66,18 3210 MJ391,5 0 43 27 30 54,48 3212 5
27、6,82 a Correspondstothepipenominaloutsidediameterandwallthickness. b RelationshipbetweencodeandpressureclassificationaccordingtoEN2656. c AccordingtoISO58553. 5EN3084:2001(E) 4Designation EXAMPLE NOTEIfnecessary,thecode I9005shallbeplacedbetweenthedescriptionblockandtheidentityblock. 5Marking Accord
28、ingtoEN2424,styleAandfigure1and2. 6Technicalspecification AccordingtoEN3275,type II. 6BS EN 3084:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in E
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