1、BRITISH STANDARD AEROSPACE SERIES BS EN 2047:2001 Aerospace series Beaded L-section extruded, in aluminium alloys Dimensions The European Standard EN 2047:2000 has the status of a British Standard ICS 49.025.20; 49.035 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 2047:
2、2001 This British Standard, having been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 September 2001 BSI 07-2001 ISBN 0 580 37997 3 National foreword This British Standard is the official Eng
3、lish language version of EN 2047:2000. The UK participation in its preparation was entrusted to Technical Committee ACE/61, Inspection and testing requirements for aerospace metallic materials, which has the responsibility to: A list of organizations represented on this committee can be obtained on
4、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” facility
5、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 obligations
6、. aid enquirers to understand the text; present to the responsible 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 pages This documen
7、t comprises a front cover, an inside front cover, the EN title page, pages 2 to 4, 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 CommentsEUROPEANSTANDARD NORMEEUR
8、OPENNE EUROPISCHENORM EN2047 June2001 ICS49.025.20 Englishversion AerospaceseriesBeadedLsectionextruded,inaluminium alloysDimensions SriearospatialeCorniresboudinfiles,enalliages daluminiumDimensions LuftundRaumfahrtWinkelwulstProfilestranggepret, ausAluminiumlegierungMae ThisEuropeanStandardwasappr
9、ovedbyCENon2May2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheMana
10、gementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalsta
11、ndardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruede
12、Stassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN2047:2001EPage2 EN2047:2001 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManufacturers (AECMA). Afterinquiriesandvotescarriedoutinaccordan
13、cewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyD
14、ecember2001,andconflictingnationalstandardsshallbe withdrawnatthelatestbyDecember2001. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Ic
15、eland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.Page3 EN2047:2001 0 Introduction ThisstandardispartoftheseriesofENmetallicmaterialstandardsforaerospaceapplications.Thegeneral organizationofthisseriesisdescribedinEN4258. 1 Scope Thisstandardspec
16、ifiesthedimensionsandtolerancesof: BeadedLsectionextruded, inaluminiumalloys foraerospaceapplications. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarel
17、isted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN2066 AerospaceseriesExtrudedsectioninaluminiumandaluminiumal
18、loysGeneraltolerances EN4258 AerospaceseriesMetallicmaterialsGeneralorganizationofstandardizationLinksbetween typesofENstandardsandtheiruse 3 Form Seefigure1. Figure1Page4 EN2047:2001 4 Recommendeddimensions,dimensionaltolerancesandmass 4.1 Height,width,thicknessandmass Seetable1. Table1 Dimensionsa
19、ndtolerances mm HBSD Linearmass a kg/m 16 0,30 16 0,30 1,2 0,16 3,5 0,24 0,12 16 0,30 16 0,30 1,6 0,20 5,0 0,24 0,17 20 0,35 16 0,30 1,2 0,18 3,5 0,25 0,14 20 0,35 16 0,30 1,6 0,20 5,0 0,25 0,19 25 0,40 16 0,30 1,6 0,20 5,0 0,25 0,21 25 0,40 20 0,35 2,0 0,20 6,0 0,25 0,30 32 0,50 20 0,35 2,0 0,20 6,
20、0 0,25 0,34 32 0,50 25 0,40 2,5 0,20 7,5 0,30 0,47 40 0,50 25 0,40 2,5 0,20 7,5 0,30 0,52 40 0,50 25 0,40 3,2 0,25 9,0 0,30 0,68 50 0,50 25 0,50 3,2 0,25 9,0 0,30 0,83 50 0,50 32 0,50 4,0 0,25 12,0 0,35 1,1 63 0,70 40 0,50 4,0 0,25 12,0 0,35 1,3 63 0,70 40 0,50 5,0 0,25 15,0 0,35 1,7 a Forinformatio
21、n,calculatedwithadensityof2,8kg/dm 3 4.2 Beadedradii a) dimensions R 1 = S R 2 = S 4 b) tolerances SeeEN2066. 4.3 Length SeeEN2066. 5 Geometrictolerances SeeEN2066.BS EN 2047:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsi
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