1、BRITISH STANDARD AEROSPACE SERIES BS EN 3934:2001 Aerospace series Nickel base alloy NI - B21001 (NiCr15B4) Filler metal for brazing Amorphous foil The European Standard EN 3934:2001 has the status of a British Standard ICS 49.025.01 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT
2、 LAWBS EN 3934:2001 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 May 2001 BSI 05-2001 ISBN 0 580 37476 9 National foreword This British Standard is the off
3、icial English language version of EN 3934:2001. 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 ob
4、tained on request to its secretary. Cross-references The British Standards which implement these international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI St
5、andards 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 enquire
6、rs 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. Summary of pages This docume
7、nt 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 CommentsEUROPEANSTANDARD NORMEEU
8、ROPENNE EUROPISCHENORM EN3934 February2001 ICS49.025.15 Englishversion AerospaceseriesNickelbasealloyNIB21001(NiCr15B4) FillermetalforbrazingAmorphousfoil SriearospatialeAlliagebasenickelNIB21001 (NiCr15B4)MtaldapportdebrasageFeuillardamorphe LuftundRaumfahrtNickelbasislegierungNIB21001 (NiCr15B4)Ha
9、rtlotinFormvonamorpherFolie ThisEuropeanStandardwasapprovedbyCENon21February2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcern
10、ings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthes
11、amestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENOR
12、MALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN3934:2001EPage2 EN3934:2001 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManu
13、facturers (AECMA). AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,either
14、bypublicationofanidentical textorbyendorsement,atthelatestbyAugust2001,andconflictingnationalstandardsshallbewithdrawnat thelatestbyAugust2001. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgiu
15、m,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.Page3 EN3934:2001 0 Introduction ThisstandardispartoftheseriesofENmetallicmaterialstandardsforaerospaceapplications.Thegeneral organisation
16、ofthisseriesisdescribedinEN4258. ThisstandardhasbeenpreparedinaccordancewithEN45006. 1 Scope Thisstandardspecifiestherequirementsrelatingto: NickelbasealloyNIB21001(NiCr15B4) Fillermetalforbrazing Amorphousfoil foraerospaceapplications. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedor
17、undatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.
18、Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN 2043 AerospaceseriesMetallicmaterialsGeneralrequirementsforsemifinishedproduct qualification(excludingforgingsandcastings) 1) EN3875 AerospaceseriesMetallicmaterialsFillermetalforbrazingTechnicalspecification 1) EN 4258 Aeros
19、paceseriesMetallicmaterialsGeneralorganizationofstandardizationLinks betweentypesofENstandardsandtheiruse EN 45006 AerospaceseriesMetallicmaterialsRulesfordraftingandpresentationofmaterial standardsPart6:Specificrulesforfillermetalsforbrazing 1) 1) PublishedasAECMAPrestandardatthedateofpublicationof
20、thisstandardPage4 EN3934:2001 1 Materialdesignation NickelbasebrazealloyNIB21001(NiCr15B4) Others Element C P S B Cr Al Co Se Ti Zr Total Ni min. 3,20 14,0 2 Chemical composition % max. 0,06 0,02 0,02 4,00 16,0 0,05 0,10 50*) 0,05 0,05 0,05 Base 3 Methodofmelting Airorinertgasorvacuummelted 4.1 Form
21、 Amorphousfoil 4.2 Methodofproduction Meltspun 4.3 Limitdimension(s) mm 5 Technicalspecification EN3875 Deliverycondition Asmanufactured 6.1 Heattreatment 6.2 Deliveryconditioncode U Usecondition Deliverycondition 7 Heattreatment Characteristics 8.1 Testsample(s) 8.2 Testpiece(s) 8.3 Heattreatment 9
22、 Dimensionsconcerned mm 10 Thicknessofcladdingon eachface % 11 Directionoftestpiece 12 Temperature C 13 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
23、 24 Elongation a % 25 Rupturestress R MPa 26 C Elongationat rupture A% 27 Notes(seeline98) *)Page5 EN3934:2001 44 Externaldefects SeeEN3875 SeeEN3875 53 Thermalanalysis (Differentialthermalanalysis) 7 Eutectic:1055C 76 Wettability (Fusiontest) SeeEN3875 79 Porosity SeeEN3875 81 Formabilityofjoiningm
24、aterials (Flexibilitytest) SeeEN3875 82 Batchuniformity (Materialverification) SeeEN3875 95 Markinginspection SeeEN3875 96 Dimensionalinspection SeeEN3875 98 Notes *) p.p.m. 99 Typicaluse Joiningnickelandcobaltbasealloys.Page6 EN3934:2001 100 Productqualification SeeEN2043 Qualificationprogrammetobe
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