1、BRITISH STANDARD AEROSPACE SERIES BS EN 3961:2001 Aerospace series Gold base alloy AU-B40001 Filler metal for brazing Rolled foil The European Standard EN 3961:2001 has the status of a British Standard ICS 49.025.15 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 3961:200
2、1 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 August 2001 BSI 07-2001 ISBN 0 580 38003 3 National foreword This British Standard is the official English l
3、anguage version of EN 3961:2001. 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 reques
4、t 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 of the
5、 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. aid
6、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 document comp
7、rises 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 CommentsEUROPEANSTANDARD NORMEEUROPENNE
8、 EUROPISCHENORM EN3961 June2001 ICS49.025.15 Englishversion AerospaceseriesGoldbasealloyAUB40001Fillermetalfor brazingRolledfoil SriearospatialeAlliagebaseorAUB40001Mtal dapportdebrasageFeuillardlamin LuftundRaumfahrtGoldbasislegierungAUB40001 HartlotinFormvongewalzterFolie ThisEuropeanStandardwasap
9、provedbyCENon2May2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheMa
10、nagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationals
11、tandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:rue
12、deStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN3961:2001EPage2 EN3961:2001 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManufacturers (AECMA). Afterinquiriesandvotescarriedoutinaccord
13、ancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,atthelatestb
14、yDecember2001,andconflictingnationalstandardsshallbe withdrawnatthelatestbyDecember2001. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Germany,Greece,
15、Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.Page3 EN3961:2001 0 Introduction ThisstandardispartoftheseriesofENmetallicmaterialstandardsforaerospaceapplications.Thegeneral organisationofthisseriesisdescribedinEN4258. Thisstandardhasbeenpre
16、paredinaccordancewithEN45006. 1 Scope Thisstandardspecifiestherequirementsrelatingto: GoldbasealloyAUB40001 Fillermetalforbrazing Rolledfoil foraerospaceapplications. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. Thesenormativereferen
17、cesarecitedattheappropriateplacesinthetextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies
18、. EN 2043 AerospaceseriesMetallicmaterialsGeneralrequirementsforsemifinishedproduct qualification(excludingforgingsandcastings) 1) EN3875 AerospaceseriesMetallicmaterialsFillermetalforbrazingTechnicalspecification 1) EN 4258 AerospaceseriesMetallicmaterialsGeneralorganizationofstandardizationLinks b
19、etweentypesofENstandardsandtheiruse EN 45006 AerospaceseriesMetallicmaterialsRulesfordraftingandpresentationofmaterial standardsPart6:Specificrulesforfillermetalsforbrazing 1) 1) PublishedasAECMAPrestandardatthedateofpublicationofthisstandardPage4 EN3961:2001 1 Materialdesignation Goldbasebrazingall
20、oyAUB40001 Others Element Ni Al P Ti Zr Total Au min. 17,5 2 Chemical composition % max. 18,5 10*) 80*) 20*) 20*) 0,15 Base 3 Methodofmelting Airorinertgasorvacuummelted 4.1 Form Rolledfoil 4.2 Methodofproduction Coldrolledandcleaned 4.3 Limitdimension(s) mm 5 Technicalspecification EN3875 Deliveryc
21、ondition Asmanufacturedorannealed 6.1 Heattreatment 6.2 Deliveryconditioncode U Usecondition Deliverycondition 7 Heattreatment Characteristics 8.1 Testsample(s) 8.2 Testpiece(s) 8.3 Heattreatment 9 Dimensionsconcerned mm 10 Thicknessofcladdingon eachface % 11 Directionoftestpiece 12 Temperature C 13
22、 Proofstress R p0,2 MPa 14 Strength R m MPa 15 Elongation A % 16 T Reductionofarea Z % 17 Hardness 18 Shearstrength R c MPa 19 Bending k 20 Impactstrength 21 Temperature C 22 Time h 23 Stress a MPa 24 Elongation a % 25 Rupturestress R MPa 26 C Elongationat rupture A% 27 Notes(seeline98) *)Page5 EN39
23、61:2001 44 Externaldefects SeeEN3875 SeeEN3875 53 Thermalanalysis (Differentialthermalanalysis) 7 Eutectic:950C 76 Wettability (Fusiontest) SeeEN3875 82 Batchuniformity (Materialverification) SeeEN3875 95 Markinginspection SeeEN3875 96 Dimensionalinspection SeeEN3875 98 Notes *) p.p.m. 99 Typicaluse
24、 Joiningnickelbasealloys.Page6 EN3961:2001 100 Productqualification SeeEN2043 Qualificationprogrammetobeagreedbetweenmanufacturerandpurchaser.BS EN 3961:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing Brit
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