1、BRITISH STANDARD AEROSPACE SERIES BS EN 4338:2001 Aerospace series Heat resisting alloy NI-WH3902 (NiCr25Mo10C) Filler metal for welding Wire and rod The European Standard EN 4338:2001 has the status of a British Standard ICS 49.025.99 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIG
2、HT LAWBS EN 4338:2001 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 38199 4 National foreword This British Standard is th
3、e official English language version of EN 4338:2001. The UK participation in its preparation was entrusted to Technical Committee ACE/48, Heat resisting wrought and cast alloys for aerospace, which has the responsibility to: A list of organizations represented on this committee can be obtained on re
4、quest 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.
6、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 document
7、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 NORMEEUROP
8、ENNE EUROPISCHENORM EN4338 June2001 ICS49.025.15 Englishversion AerospaceseriesHeatresistingalloyNIWH3902 (NiCr25Mo10C)FillermetalforweldingWireandrod SriearospatialeAlliagersistantchaudNIWH3902 (NiCr25Mo10C)MtaldapportdesoudageFilet baguette LuftundRaumfahrtHochwarmfesteLegierungNI WH3902(NiCr25Mo1
9、0C)SchweizusatzDrahtund Stbe ThisEuropeanStandardwasapprovedbyCENon2May2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings
10、uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamest
11、atusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALIS
12、ATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN4338:2001EPage2 EN4338:2001 Foreword ThisEuropeanStandardhasbeenpreparedbytheEuropeanAssociationofAerospaceManufactu
13、rers (AECMA). AfterinquiriesandvotescarriedoutinaccordancewiththerulesofthisAssociation,thisStandardhas receivedtheapprovaloftheNationalAssociationsandtheOfficialServicesofthemembercountriesof AECMA,priortoitspresentationtoCEN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypub
14、licationofanidentical textorbyendorsement,atthelatestbyDecember2001,andconflictingnationalstandardsshallbe withdrawnatthelatestbyDecember2001. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium
15、,CzechRepublic,Denmark, Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal, Spain,Sweden,SwitzerlandandtheUnitedKingdom.Page3 EN4338:2001 0 Introduction ThisstandardispartoftheseriesofENmetallicmaterialstandardsforaerospaceapplications.Thegeneral organizationo
16、fthisseriesisdescribedinEN4258. ThisstandardhasbeenpreparedinaccordancewithEN45003. 1 Scope Thisstandardspecifiestherequirementsrelatingto: HeatresistingalloyNIWH3902(NiCr25Mo10C) Fillermetalforwelding Wireandrod foraerospaceapplications. 2 Normativereferences ThisEuropeanStandardincorporatesbydated
17、orundatedreferenceprovisionsfromotherpublications. Thesenormativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelisted hereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplyto thisEuropeanStandardonlywhenincorporatedinitbyamendmentorrevisio
18、n.Forundatedreferencesthe latesteditionofthepublicationreferredtoapplies. EN2043 AerospaceseriesMetallicmaterialsGeneralrequirementsforsemifinishedproduct qualification(excludingforgingsandcastings) 1) EN3879 AerospaceseriesMetallicmaterialsFillermetalforweldingTechnicalspecification 1) EN4258 Aeros
19、paceseriesMetallicmaterialsGeneralorganizationofstandardizationLinks betweentypesofENstandardsandtheiruse EN 45003 AerospaceseriesMetallicmaterialsRulesfordraftingandpresentationofmaterial standardsPart3:Specificrulesforheatresistingalloys 1) 1) PublishedasAECMAPrestandardatthedateofpublicationofthi
20、sstandardPage4 EN4338:2001 1 Materialdesignation HeatresistingalloyNIWH3902(NiCr25Mo10C) Element C Si Mn S Ce Cr Mg Mo Ag Al 2m i n .0 , 0 3 0,020 24,0 0,005 9,00 max. 0,08 1,00 1,00 0,015 0,040 26,0 0,025 11,00 5*) 0,10 Element B Bi Co Cu Fe Pb Ti Zr Ni min. Chemical composition % max. 20*) 1*) 2,0
21、0 0,2 5,00 10*) 0,10 0,10 Base 3 Methodofmelting Consumableelectroderemelted 4.1 Form Wireandrod 4.2 Methodofproduction Colddrawn 4.3 Limitdimension(s) mm 5 Technicalspecification EN3879 Deliverycondition Colddrawnandannealed 6.1 Heattreatment 6.2 Deliveryconditioncode U Usecondition Deliveryconditi
22、on 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 Proofstress R p0,2 MPa 14 Strength R m MPa 15 Elongation A % 16 T Reductionofarea Z % 17 Hardness 18 Shears
23、trength 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 EN4338:2001 44 Externaldefects SeeEN3879 57 Residualstress SeeEN3879 61 Internaldefects SeeEN3879 82 Batchunifor
24、mity (Materialverification) SeeEN3879 95 Markinginspection SeeEN3879 96 Dimensionalinspection SeeEN3879 98 Notes *) p.p.m. 99 Typicaluse Page6 EN4338:2001 100 Productqualification SeeEN2043 Qualificationprogrammetobeagreedbetweenmanufacturerandpurchaser.BS EN 4338:2001 BSI 389 Chiswick High Road Lon
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