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
29、rds Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Sta
30、ndards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our products and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the techni
31、cal committee responsible, the identity of which can be found on the inside front cover. Tel: 020 8996 9000. Fax: 020 8996 7400. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Order
32、s for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel: 020 8996 9001. Fax: 020 8996 7001. Standards are also available from the BSI website at http:/www.bsi-. In response to orders for international standards, it is BSI policy to supply the BSI
33、 implementation of those that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electro
34、nic information services are also available which give details on all its products and services. Contact the Information Centre. Tel: 020 8996 7111. Fax: 020 8996 7048. Subscribing members of BSI are kept up to date with standards developments and receive substantial discounts on the purchase price
35、of standards. For details of these and other benefits contact Membership Administration. Tel: 020 8996 7002. Fax: 020 8996 7001. Further information about BSI is available on the BSI website at http:/www.bsi-. Copyright Copyright subsists in all BSI publications. BSI also holds the copyright, in the
36、 UK, of the publications of the international standardization bodies. Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means electronic, photocopying, recording or otherwise without p
37、rior written permission from BSI. This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. If permission is granted, the terms may include royalty payments or a licensing agreement. Details and advice can be obtained from the Copyright Manager. Tel: 020 8996 7070.
