1、BRITISH STANDARD AEROSPACE SERIES BS EN 2131:2002 Plates in aluminium alloys Thickness 6 mm a 160 mm Dimensions The European Standard EN 2131:2001 has the status of a British Standard ICS 49.025.20 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 2131:2002 This British Sta
2、ndard, 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 7 January 2002 BSI 7 January 2002 ISBN 0 580 37988 4 National foreword This British Standard is the official En
3、glish language version of EN 2131:2001. 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 obligation
6、s. 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 docume
7、nt comprises a front cover, an inside front cover, the EN title page, pages 2 to 7, 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 NORMEEUROPENNE EUROPISCHENOR
8、M EN2131 December2001 ICS49.025.20 Englishversion AerospaceseriesPlatesinaluminiumalloysThickness6mm a 160mmDimensions SriearospatialePlaquesenalliagesdaluminium Epaisseurs6mma 160mmDimensions LuftundRaumfahrtPlattenausAluminiumlegierungen Dicken6mma 160mmMae ThisEuropeanStandardwasapprovedbyCENon2M
9、ay2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreo
10、rtoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodieso
11、fAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1
12、050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN2131:2001EEN2131:2001(E) 2 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManufacturers (AECMA). Afterinquiriesandvotescarriedoutinaccordancewiththerules
13、ofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyJune2002,andcon
14、flictingnationalstandardsshallbewithdrawnat thelatestbyJune2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Lu
15、xembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN2131:2001(E) 3 0 Introduction ThisstandardispartoftheseriesofENmetallicmaterialstandardsforaerospaceapplications.Thegeneral organizationofthisseriesisdescribedinEN4258. 1 Scope Thisstandardspecifiesthedimensionsandto
16、lerancesof: Plates inaluminiumalloys Thickness6mm a 160mm foraerospaceapplications. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelisted hereafter.For
17、datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN3848 AerospaceseriesSemifinishedmetallicproductsMethodofmeasuringformdeviations
18、 EN4258 AerospaceseriesMetallicmaterialsGeneralorganizationofstandardizationLinks betweentypesofENstandardsandtheiruse 3 Form Seefigure1. Figure1EN2131:2001(E) 4 4 Recommendeddimensionsandmass Seetable1. Table1 Nominal a mm Typicalwidth b mm Typicallength mm Massperunitarea a kg/m 2 8 1000 to 2000 1
19、000to2000 22,4 10 1000 to 2000 1000to2000 28,0 12 1000 to 2000 1000to2000 33,6 14 1000 to 2000 1000to2000 39,2 16 1000 to 2000 1000to2000 44,8 20 1000 to 2000 1000to2000 56,0 25 1000 to 2000 1000to2000 70,0 30 1000 to 2000 1000to2000 84,0 35 1000 to 2000 1000to2000 98,0 40 1000 to 2000 1000to2000 11
20、2,0 45 1000 to 2000 1000to2000 126,0 50 1000 to 2000 1000to2000 140,0 55 1000 to 2000 1000to2000 154,0 60 1000 to 2000 1000to2000 168,0 65 1000 to 2000 1000to2000 182,0 70 1000 to 1700 1000to2000 196,0 75 1000 to 1700 1000to2000 210,0 80 1000 to 1700 1000to2000 224,0 85 1000 to 1700 2000to2500 238,0
21、 90 500 to 1400 2000to4000 252,0 95 500 to 1400 2000to4000 266,0 100 500 to 1400 2000to4000 280,0 105 500 to 1400 2000to4000 294,0 110 500 to 1250 2000to4000 308,0 115 500 to 1250 2000to4000 322,0 120 500 to 1250 2000to4000 336,0 125 500 to 1250 2000to4000 350,0 130 500 to 1000 2000to4000 364,0 135
22、500 to 1000 2000to4000 378,0 140 500 to 1000 2000to4000 392,0 150 500 to 1000 2000to4000 420,0 160 500 to 1000 2000to4000 448,0 a Forinformation,calculatedwithadensityof2,8kg/dm 3EN2131:2001(E) 5 5 Tolerances 5.1 Dimensionaltolerances 5.1.1 Thickness Seetable2. Measurementsshallbetakenatleast20mmfro
23、mtheedge. Table2 Dimensionsinmillimetres Tolerancesforwidth: Thickness b 1250 1250 b 1600 1600 b 2000 2000 b 2500 2500 b 3100 6 a 8 0,30 0,35 0,40 0,40 0,50 8 a 10 0,35 0,40 0,40 0,45 0,55 10 a 12 0,40 0,45 0,50 0,55 0,60 12 a 16 0,50 0,55 0,60 0,65 0,70 16 a 20 0,60 0,65 0,70 0,75 0,80 20 a 25 0,70
24、 0,75 0,75 0,85 0,85 25 a 30 0,75 1,0 1,2 1,2 1,2 30 a 35 0,85 1,1 1,3 1,3 1,3 35 a 40 1,0 1,1 1,3 1,4 1,4 40 a 50 1,2 1,3 1,5 1,7 1,7 50 a 60 1,5 1,5 1,7 1,9 1,9 60 a 70 1,7 1,8 2,0 2,2 2,2 70 a 80 2,0 2,1 2,4 2,5 2,5 80 a 100 2,2 2,2 2,7 2,7 2,7 100 a 120 2,4 2,4 2,9 2,9 2,9 120 a 160 2,5 2,5 3,0
25、3,2 3,2 5.1.2 Width Seetable3. Table3 Dimensionsinmillimetres Width Tolerance All 10 0EN2131:2001(E) 6 5.1.3 Length Seetable4. Table4 Dimensionsinmillimetres Length Tolerancesforthickness: All 5000 10 0 5000 0,002 0 5.2 Geometrictolerances 5.2.1 Squareness 5.2.1.1 Methodofmeasurement SeeEN3848. 5.2.
26、1.2 Tolerances Seetable5. Table5 Dimensionsinmillimetres Length Maximumdifferencesinthelengthsofdiagonalsforall widthsandthicknesses 2000 8 2000 5000 10 5000 0,002 5.2.2 Lateralcurvature 5.2.2.1 Methodofmeasurementandsymbol SeeEN3848. 5.2.2.2 Tolerances Seetable6. Thelateralcurvaturemaybeconcaveorco
27、nvex. Table6 Dimensionsinmillimetres Lateralcurvature Fon: Thickness width length 6 a 160 0,002 b 0,002 EN2131:2001(E) 7 5.2.3 Flatness 5.2.3.1 Methodofmeasurementandsymbols SeeEN3848. 5.2.3.2 Tolerances Seetable7. Table7 Dimensionsinmillimetres Flatnessdeviation ffor: Thickness allwidths alllengths
28、 chord W=300 6 a 50 0,004 b 50 a 160 0,002 b 0,002 0,9BS EN 2131:2002 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 Europe and at the international l
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