1、BRITISH STANDARD AEROSPACE SERIES BS EN 4027:2001 Pipe coupling 8 30 in titanium alloy Tees branch with thrust wire nut The European Standard EN 4027:2001 has the status of a British Standard. ICS 49.025.30; 49.035 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 4027:2001
2、 This 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 on 16 October 2001 BSI 16 October 2001 ISBN 0 580 37165 4 National foreword This British Standard
3、 is the official English language version of EN 4027:2001. The UK participation in its preparation was entrusted to Technical Committee ACE/69, Aerospace Hydraulic Systems, Fluids and Components, which has the responsibility to: A list of organizations represented on this committee can be obtained o
4、n request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facilit
5、y 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 of itself confer immunity from legal obligatio
6、ns. 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 developments and promulgate them in the UK. Summary of pa
7、ges This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 5, and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENN
8、E EUROPISCHENORM EN4027 September2001 ICS49.080 Englishversion AerospaceseriesPipecoupling830intitaniumalloyTees branchwiththrustwirenut SriearospatialeSystmederaccordement830en alliagedetitaneRaccordsentaveccroujoncenpied LuftundRaumfahrtRohrverschraubung830aus TitanlegierungTVerschraubungenseitlic
9、herAuslamit MuttermitSchubdraht ThisEuropeanStandardwasapprovedbyCENon29December2000. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencescon
10、cernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehas
11、thesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPEND
12、ENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN4027:2001EEN4027:2001(E) Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceMan
13、ufacturers(AECMA). AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhasreceivedthe approvaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesofAECMA,priortoitspresentation toCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,either
14、bypublicationofanidenticaltextorby endorsement,atthelatestbyMarch2002,andconflictingnationalstandardsshallbewithdrawnatthelatestbyMarch 2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsof thefollowingcountriesare boundtoimplementthisEuropeanStandard:Austria,Belgium
15、,CzechRepublic,Denmark,Finland,France,Germany, Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandtheUnited Kingdom. 2EN4027:2001(E) 1Scope Thisstandardspecifiesthecharacteristicsoftees,branch,withthrustwirenut,forpipecouplings830,intitaniumalloy, foraeros
16、paceapplications. Nominalpressure:upto28000kPa Temperaturerange: 55Cto135C 2Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications.Thesenormative referencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.Fordatedrefere
17、nces, subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropeanStandardonlywhen incorporatedinitbyamendmentorrevision.Forundatedreferences,thelatesteditionofthepublicationreferredtoapplies (includingamendments). ISO58553, AerospaceMJthreadsPart3:Limitdimensionsforfittingsforfluids
18、ystems. EN2424, AerospaceseriesMarkingofaerospaceproducts. EN2491, AerospaceseriesMolybdenumdisulphidedrylubricantsCoatingmethods. EN3264, AerospaceseriesPipecoupling830intitaniumalloyThrustwirenuts. EN3273, AerospaceseriesPipecoupling830Dynamicbeamsealendforelbows,teesandcrossesGeometric configurat
19、ion. EN3274, AerospaceseriesPipecoupling830ThreadendsGeometricconfiguration. EN3275, AerospaceseriesPipecoupling830upto28000kPaDynamicbeamsealMetricseriesTechnical specification. EN3311, AerospaceseriesTitaniumalloyTIP64001AnnealedBarformachining D 150mm. 1) EN3312, AerospaceseriesTitaniumalloyTIP64
20、001Grade2AnnealedForgings D e 150mm. 1) EN3314, AerospaceseriesTitaniumalloyTIP64001SolutiontreatedandagedBarformachining D 75mm. 1) EN3315, AerospaceseriesTitaniumalloyTIP64001SolutiontreatedandagedForgings D e 75mm. 1) EN4032, AerospaceseriesPipecoupling830intitaniumalloyThrustwires. 3Requiredchar
21、acteristics 3.1ConfigurationDimensionsMass Accordingtofigure1andtable1.Thevaluesapplybeforelubricating. Dimensionsnotspecifiedareatthemanufacturersoptionprovidedthatthequalificationandacceptancerequire mentsofEN3275,type IIaremet. 1 )PublishedasAECMAPrestandardatthedateofpublicationofthisstandard 3E
22、N4027:2001(E) 3.2Surfaceroughness Accordingtofigure1,unlessotherwisespecifiedinthedesigndocumentation. 3.3Material AccordingtoEN3311orEN3314,EN3312orEN3315. 3.4Surfacetreatment Lubrication:accordingtoEN2491,onthreads,sealingfacesandcontactareabetweenthrustwireandcoupling. Priortoapplicationofthelubr
23、icant,thesurfaceshallbeabrasiveblastedusingnonmetallicgrit. Filmthickness0,005mmto0,013mm. 3.5Internalsurfacefinishing FinishingshallgivearadiusRof0,3mmto1,0mmandasurfaceroughnessof0,8m.Handdeburringisnot permitted. Dimensionsinmillimetres Key 1 NutaccordingtoEN3264 2 ThrustwireaccordingtoEN4032 a A
24、reaformarking b Acrossflats s 2 c AccordingtoEN3274,formC d Thread2 e AccordingtoEN3273 f Thread1 g Fullyinserted h Acrossflats s 1 i R0,3to1,0 Figure1 4EN4027:2001(E) Table1 Dimensionsinmillimetres Code a Thread1 b Thread2 b l 1 l 2 l 3 l 4 c r s 1 s 2 d Mass g/piece 4g6g 4H5H 0,2 0,2 0 0,2 0 0,1 h
25、13 h13 max. 05 MJ101 MJ101 16,3 24,8 19 6,6 1,0 14 8 13,41 06 MJ121,25 MJ121,25 17,8 27,7 21 7,5 1,0 16 9 19,10 08 MJ141,5 MJ141,5 20,8 32,6 24 9,4 1,0 18 11 25,46 10 MJ161,5 MJ161,5 21,8 33,5 25 9,3 1,0 21 13 32,10 12 MJ181,5 MJ181,5 23,8 36,2 27 10,5 1,2 22 15 40,52 14 MJ201,5 MJ201,5 23,8 37,1 28
26、 10,4 1,2 24 16 48,65 16 MJ221,5 MJ221,5 25,8 38,9 30 10,2 1,2 27 18 66,46 18 MJ241,5 MJ241,5 27,8 41,1 32 10,9 1,2 30 21 84,21 20 MJ271,5 MJ271,5 27,8 44,1 35 10,9 1,5 32 24 100,37 22 MJ301,5 MJ301,5 30,8 46,1 37 10,8 1,5 36 27 124,56 25 MJ331,5 MJ331,5 32,8 49,1 40 10,8 1,5 41 30 171,36 28 MJ361,5
27、 MJ361,5 34,8 52,1 43 10,8 1,5 46 34 202,15 32 MJ391,5 MJ391,5 36,4 53,9 45 10,6 1,5 50 36 223,64 a Correspondstothepipenominaloutsidediameter. b AccordingtoISO58553. c Onlyapplicablewhen diameter d 2 accordingtoEN3273issmallerthantheactualforgingdiameter.Differencesbetween thesediametersareacceptab
28、le. d Acrossflats 4Designation EXAMPLE NOTEIfnecessary,thecode I9005shallbeplacedbetweenthedescriptionblockandtheidentityblock. 5Marking AccordingtoEN2424,styleAandfigure1. 6Technicalspecification AccordingtoEN3275,type II. 5BS EN 4027:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standa
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