1、BRITISH STANDARD AEROSPACE SERIES BS EN 3270:2001 Pipe coupling 8 30 in titanium alloy Blanking plugs with lockring The European Standard EN 3270:2001 has the status of a British Standard. ICS 49.030.20 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 3270:2001 This Britis
2、h 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 and comes into effect on 12 November 2001 BSI 12 November 2001 ISBN 0 580 37132 8 National foreword This Brit
3、ish Standard is the official English language version of EN 3270:2001. 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 represente
4、d on this committee can be obtained 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 I
5、ndex”, or by using the “Find” 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
6、 confer immunity from legal obligations. 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 pro
7、mulgate them in the UK. Summary of pages 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 Co
8、mmentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN3270 October2001 ICS49.030.20 Englishversion AerospaceseriesPipecoupling830intitaniumalloy Blankingplugswithlockring SriearospatialeSystmederaccordement830en alliagedetitaneObturateursfiletsavecbaguede freinage LuftundRaumfahrtRohrverschraubung8
9、30aus TitanlegierungVerschluschraubenmitSicherungsring ThisEuropeanStandardwasapprovedbyCENon6January2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliog
10、raphicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtot
11、heManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARD
12、IZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN3270:2001EEN3270:2001(E) 2 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAs
13、sociationofAerospaceManufacturers (AECMA). AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusof
14、anationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestbyApril2002,andconflictingnationalstandardsshallbewithdrawnat thelatestbyApril2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanS
15、tandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN3270:2001(E) 3 1 Scope Thisstandardspecifiesthecharacteristicsforblankingplugswithlockringforpipecouplings8 30,inti
16、tanium alloy,foraerospaceapplications. Nominalpressure:upto28000kPa Temperaturerange:55 Cto+135 C 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelisted
17、 hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferences,the latesteditionofthepublicationreferredtoapplies(includingamendments). ISO58553 AerospaceMJthreadsPart3:Limitdimensi
18、onsforfittingsforfluidsystems EN2424 AerospaceseriesMarkingofaerospaceproducts EN2491 AerospaceseriesMolybdenumdisulphidedrylubricantsCoatingmethods EN2602 AerospaceseriesPortsforinstallationofstraightmetricsizeunionswithlockingring Dimensions 1) EN2603 AerospaceseriesStraightmetricsizeunionswithloc
19、kingringPortendDimensions 1) EN 2645 AerospaceseriesStraightmetricsizeunionswithlockingringLockingring Dimensions 1) EN3079 AerospaceseriesPipecoupling8 30upto28000kPaAdaptorsMetricseries Technicalspecification 1) EN 3311 AerospaceseriesTitaniumalloyTIP64001AnnealedBarformachining D 150mm 1) EN 3314
20、 AerospaceseriesTitaniumalloyTIP64001Solutiontreatedandaged Barformachining D 75mm 1) AMS2488D AnodicTreatmentTitaniumandTitaniumAlloysSolutionpH13orHigher 2) 1) PublishedasAECMAPrestandardatthedateofpublicationofthisstandard 2) Publishedby:SocietyofAutomotiveEngineers,Inc.(SAE),400CommonwealthDrive
21、,Warrendale,PA150960001EN3270:2001(E) 4 3 Requiredcharacteristics 3.1 ConfigurationDimensionsMass Accordingtofigure1andtable1.Dimensionsapplybeforelubricatingoranodizing. 3.2 Surfaceroughness Accordingtofigure1,unlessotherwisespecifiedinthedesigndocumentation. 3.3 Materials (forblankingplug) Accordi
22、ngtoEN3311orEN3314 3.4 Surfacetreatments (forblankingplug) Lubrication:accordingtoEN2491,onallsurfaces Priortoapplicationoflubricant,thesurfaceshallbeabrasiveblastedusingnonmetallicgrit. Filmthickness:0,005mmto0,013mm Alternative:AnodizingaccordingtoAMS2488D,type2 Dimensionsinmillimetres a Designdim
23、ensiononly b Areaformarking c PortendaccordingtoEN2602 d PortendaccordingtoEN2603 e LockringaccordingtoEN2645 f Thread Figure1EN3270:2001(E) 5 Table1 Dimensionsinmillimetres Code a Thread b Code c d 1 d d 2 e l 1 l 3 l 2 Mass g/piece Lockring code e Ref Ref 0,2 0,4 Ref max. 06 08 10 MJ6 1 MJ8 1 MJ10
24、 1 05 06 08 12,9 14,7 17,8 21,0 23,5 26,0 7,5 9,0 10,0 5,01 8,67 14,36 077 098 125 12 14 16 18 20 MJ12 1,25 MJ14 1,5 MJ16 1,5 MJ18 1,5 MJ20 1,5 10 12 14 16 18 10,7 12,5 14,2 19,5 21,0 22,6 26,4 28,0 26,5 27,0 27,5 28,0 30,5 18 18 19 10,0 10,0 10,0 10,0 10,0 18,67 24,30 22,51 29,58 37,73 136 153 170
25、192 214 22 24 27 30 MJ22 1,5 MJ24 1,5 MJ27 1,5 MJ30 1,5 20 22 25 28 15,9 17,6 20,2 22,8 30,2 33,7 37,0 40,7 31,0 31,5 33,0 33,5 19 19 19 19 10,0 10,0 10,0 10,0 43,61 54,22 70,70 84,51 231 253 295 320 33 MJ33 1,5 32 25,4 43,0 35,0 20 10,0 100,79 350 a Correspondstothethreaddiameter b AccordingtoISO58
26、553 c Correspondstothepipenominaloutsidediameter d AccordingtoEN2603 e AccordingtoEN2645 4 Designation EXAMPLE: Descriptionblock Identityblock BLANKINGPLUG EN327006 Numberofthisstandard Code(seetable1) NOTE:Ifnecessary,thecode I9005shallbeplacedbetweenthedescriptionblockandtheidentityblock. 5 Markin
27、g AccordingtoEN2424,styleAandfigure1 6 Technicalspecification AccordingtoEN3079,type IIBS EN 3270:2001 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
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