1、BRITISH STANDARD AEROSPACE SERIES BS EN 4187:2001 Pipe coupling 8 30 in titanium alloy Elbows 90 bulkhead, long The European Standard EN 4187:2001 has the status of a British Standard ICS 49.080 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 4187:2001 This British Standa
2、rd, 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 14 November 2001 BSI 14 November 2001 ISBN 0 580 37363 0 National foreword This British Standard is the official E
3、nglish language version of EN 4187:2001. 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 represented on this committee can be obt
4、ained on 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”
5、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 of itself confer immunity from legal ob
6、ligations. 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. Summar
7、y 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 since publication Amd. No. Date CommentsEU
8、ROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN4187 October2001 ICS49.080 Englishversion AerospaceseriesPipecoupling830intitaniumalloyElbows 90bulkhead,long SriearospatialeSystmederaccordement830en alliagedetitaneRaccordscouds90pourtraversede cloison,typelong LuftundRaumfahrtRohrverschraubung830aus
9、TitanlegierungWinkelSchottverschraubungen90lange Ausfhrung ThisEuropeanStandardwasapprovedbyCENon28February2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandb
10、ibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotif
11、iedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORST
12、ANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN4187:2001EEN4187:2001(E) Foreword ThisEuropeanStandardhasbeenpreparedbytheEurope
13、anAssociationofAerospaceManufacturers(AECMA). AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhasreceivedthe approvaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesofAECMA,priortoitspresentation toCEN. ThisEuropeanStandardshallbegiventhestatu
14、sofanationalstandard,eitherbypublicationofanidenticaltextorby endorsement,atthelatestbyApril2002,andconflictingnationalstandardsshallbewithdrawnatthelatestbyApril2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsof thefollowingcountriesare boundtoimplementthisEurope
15、anStandard:Austria,Belgium,CzechRepublic,Denmark,Finland,France,Germany, Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandtheUnited Kingdom. 2EN4187:2001(E) 1Scope Thisstandardspecifiesthecharacteristicsofelbows90,bulkhead,long,forpipecouplings830,intita
16、niumalloy,for aerospaceapplications. Nominalpressure:upto28000kPa Temperaturerange: 55Cto135C 2Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications.Thesenormative referencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedherea
17、fter.Fordatedreferences, subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropeanStandardonlywhen incorporatedinitbyamendmentorrevision.Forundatedreferences,thelatesteditionofthepublicationreferredtoapplies (includingamendments). ISO58553, AerospaceseriesMJthreadsPart3:Limitdimen
18、sionsforfittingsforfluidsystems. EN2424, AerospaceseriesMarkingofaerospaceproducts. EN2491, AerospaceseriesMolybdenumdisulphidedrylubricantsCoatingmethods. EN3267, AerospaceseriesWashers,bulkhead,intitaniumalloy. EN3274, AerospaceseriesPipecoupling830ThreadendsGeometricconfiguration. EN3275, Aerospa
19、ceseriesPipecoupling830upto28000kPaDynamicbeamsealMetricseriesTechnical specification. EN3311, AerospaceseriesTitaniumalloyTIP64001AnnealedBarformachining D 150mm. 1) EN3312, AerospaceseriesTitaniumalloyTIP64001Grade2AnnealedForgings D e 150mm. 1) EN3314, AerospaceseriesTitaniumalloyTIP64001Solution
20、treatedandagedBarformachining D 75mm. 1) EN3315, AerospaceseriesTitaniumalloyTIP64001SolutiontreatedandagedForgings D e 75mm. 1) 3Requiredcharacteristics 3.1ConfigurationDimensionsMass Accordingtofigure1andtable1.Thevaluesapplybeforelubricating. Dimensionsnotspecifiedareatmanufacturersoptionprovided
21、thatthequalificationandacceptancerequirements ofEN3275,type IIaremet. 1 )PublishedasAECMAPrestandardatthedateofpublicationofthisstandard 3EN4187:2001(E) 3.2Surfaceroughness Accordingtofigure1,unlessotherwisespecifiedinthedesigndocumentation. 3.3Materials AccordingtoEN3311orEN3314,EN3312orEN3315. 3.4
22、Surfacetreatment Lubrication:accordingtoEN2491,onthreadsandsealingfaces. Priortoapplicationofthelubricant,thesurfaceshallbeabrasiveblastedusingnonmetallicgrit. Filmthickness0,005mmto0,013mm. 3.5Internalsurfacefinishing Finishingshallgivearadius Rof0,3mmto1,0mmandasurfaceroughnessof0,8m.Handdeburring
23、isnot permitted. Dimensionsinmillimetres a Areaformarking b Thread c AccordingtoEN3274,formH d AccordingtoEN3274,formC e Acrossflats s f R0,3to1,0 Figure1 4EN4187:2001(E) Table1 Dimensionsinmillimetres Code a Thread b l 1 c l 2 c l 3 s d Mass g/piece 4g6g 0,2 Ref. 0,2 h13 max. 05 06 08 MJ101 MJ121,2
24、5 MJ141,5 16,3 17,8 20,8 33,3 38,0 42,8 13,8 16,0 17,8 8 9 11 11,13 17,48 24,61 10 12 14 16 18 MJ161,5 MJ181,5 MJ201,5 MJ221,5 MJ241,5 21,8 23,8 23,8 25,8 27,8 44,8 47,8 48,8 50,8 52,8 18,8 20,8 21,8 23,8 25,8 13 15 16 18 21 31,71 39,46 61,94 68,27 75,02 20 22 25 28 MJ271,5 MJ301,5 MJ331,5 MJ361,5 2
25、7,8 30,8 32,8 34,8 54,8 55,8 57,8 62,3 27,8 28,8 30,8 33,8 24 27 30 34 93,82 109,75 146,01 180,25 32 MJ391,5 36,4 68,3 39,8 36 221,15 a Correspondstothepipenominaloutsidediameter. b AccordingtoISO58553. c Alsodrilldepthdimension. d Acrossflats 4Designation EXAMPLE NOTEIfnecessary,thecode I9005shallb
26、eplacedbetweenthedescriptionblockandtheidentityblock. 5Marking AccordingtoEN2424,styleAandfigure1. 6Technicalspecification AccordingtoEN3275,type II. 5EN4187:2001(E) 7Installationdetails Seefigure2. Dimensionsinmillimetres Key 1 Bulkhead 2 WasheraccordingtoEN3267 a Griplength b Thread c Thread+0,5 F
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