1、BRITISH STANDARD AEROSPACE SERIES BS EN 3952:2001 Aerospace series Silver base alloy AG-B10001 (AgCu28) Filler metal for brazing Wire The European Standard EN 3952:2001 has the status of a British Standard ICS 49.025.15 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 3952
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 August 2001 BSI 07-2001 ISBN 0 580 37737 7 National foreword This British Standard is the official Engli
3、sh language version of EN 3952:2001. 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 req
4、uest 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
5、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. a
6、id 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 c
7、omprises 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 NORMEEUROPE
8、NNE EUROPISCHENORM EN3952 June2001 ICS49.025.15 Englishversion AerospaceseriesSilverbasealloyAGB10001(AgCu28) FillermetalforbrazingWire SriearospatialeAlliagebaseargentAGB10001 (AgCu28)MtaldapportdebrasageFil LuftundRaumfahrtSilberbasislegierungAGB10001 (AgCu28)HartlotinFormvonDraht ThisEuropeanStan
9、dardwasapprovedbyCENon19April2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplic
10、ationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersare
11、thenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG Manageme
12、ntCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN3952:2001EPage2 EN3952:2001 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManufacturers (AECMA). Afterinquiriesandvotescarrie
13、doutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidentical textorbyendorsement,
14、atthelatestbyDecember2001,andconflictingnationalstandardsshallbe withdrawnatthelatestbyDecember2001. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark, Finland,France,Ger
15、many,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.Page3 EN3952:2001 0 Introduction ThisstandardispartoftheseriesofENmetallicmaterialstandardsforaerospaceapplications.Thegeneral organisationofthisseriesisdescribedinEN4258. Thisstanda
16、rdhasbeenpreparedinaccordancewithEN45006. 1 Scope Thisstandardspecifiestherequirementsrelatingto: SilverbasealloyAGB10001(AgCu28) Fillermetalforbrazing Wire foraerospaceapplications. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferenceprovisionsfromotherpublications. These
17、normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthe latesteditionofthepublicationr
18、eferredtoapplies. EN 2043 AerospaceseriesMetallicmaterialsGeneralrequirementsforsemifinishedproduct qualification(excludingforgingsandcastings) 1) EN3875 AerospaceseriesMetallicmaterialsFillermetalforbrazingTechnicalspecification 1) EN 4258 AerospaceseriesMetallicmaterialsGeneralorganizationofstanda
19、rdizationLinks betweentypesofENstandardsandtheiruse EN 45006 AerospaceseriesMetallicmaterialsRulesfordraftingandpresentationofmaterial standardsPart6:Specificrulesforfillermetalsforbrazing 1) 1) PublishedasAECMAPrestandardatthedateofpublicationofthisstandardPage4 EN3952:2001 1 Materialdesignation Si
20、lverbasebrazealloyAGB10001(AgCu28) Others Element Cu Al Cd Bi Pb P Si Total Ag min. 27,0 2 Chemical composition % max. 29,0 10*) 0,030 0,030 0,025 80*) 0,05 0,15 Base 3 Methodofmelting Airorinertgasmelted 4.1 Form Wire 4.2 Methodofproduction Coldformedandcleaned 4.3 Limitdimension(s) mm 5 Technicals
21、pecification EN3875 Deliverycondition 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 Directionof
22、testpiece 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 24 Elongation a % 25 Rupturestress R MPa 26 C Elongationat rupture A% 27
23、Notes(seeline98) *)Page5 EN3952:2001 44 Externaldefects SeeEN3875 SeeEN3875 53 Thermalanalysis (Differentialthermalanalysis) 7 Eutectic:780C 76 Wettability (Fusiontest) SeeEN3875 82 Batchuniformity (Materialverification) SeeEN3875 95 Markinginspection SeeEN3875 96 Dimensionalinspection SeeEN3875 98
24、Notes *) p.p.m. 99 Typicaluse Joiningcarbon,lowalloyandausteniticsteels.Page6 EN3952:2001 100 Productqualification SeeEN2043 Qualificationprogrammetobeagreedbetweenmanufacturerandpurchaser.BS EN 3952:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independe
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