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本文(BS EN 586-3-2002 Aluminium and aluminium alloys - Forgings - Tolerances on dimensions and form《铝和铝合金 锻件 尺寸和形状公差》.pdf)为本站会员(hopesteam270)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

BS EN 586-3-2002 Aluminium and aluminium alloys - Forgings - Tolerances on dimensions and form《铝和铝合金 锻件 尺寸和形状公差》.pdf

1、BRITISH STANDARD BS EN 586-3:2001 Aluminium and aluminium alloys Forgings Part 3: Tolerances on dimensions and form The European Standard EN 586-3:2001 has the status of a British Standard ICS 77.120.10; 77.150.10 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 586-3:2001

2、 This British 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 on 11 April 2002 BSI 11 April 2002 ISBN 0 580 38157 9 National foreword This British Standard is

3、the official English language version of EN 586-3:2001. The UK participation in its preparation was entrusted by Technical Committee NFE/35, Light metals and their alloys, to Subcommittee NFE/35/5, Wrought aluminium and aluminium alloys, which has the responsibility to: A list of organizations repre

4、sented on this subcommittee 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 Correspo

5、ndence Index”, 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 o

6、f itself confer immunity from legal obligations. 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 promulgat

7、e them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 56, 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

8、 Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN5863 October2001 ICS77.150.10 Englishversion AluminiumandaluminiumalloysForgingsPart3:Tolerances ondimensionsandform AluminiumetalliagesdaluminiumPicesforgesPartie 3:Tolrancessurdimensionsetforme AluminiumundAluminiumlegierungen

9、Schmiedestcke Teil3:GrenzabmaeundFormtoleranzen ThisEuropeanStandardwasapprovedbyCENon30September2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliograph

10、icalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheMa

11、nagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZAT

12、ION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN5863:2001EEN5863:2001(E) 2 Contents Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsand

13、definitions. .5 4 Identificationofsymbols. 6 5 Generalrequirements 7 5.1 Technicalconditionsforinspectionanddelivery 7 5.2 Applicationoftolerances. .7 5.3 Summarisedreferences . .7 5.4 Chemicalcomposition .8 5.5 Alloygroups .8 6 Tolerancesondimensionsandform . 10 6.1 Dieforgings 10 6.2 Handforgings.

14、 25 AnnexA (informative) Designguidelinesfordieandhandforgings30 Bibliography 56EN5863:2001(E) 3 Foreword ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC132,“Aluminiumandaluminium alloys“,thesecretariatofwhichisheldbyAFNOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,e

15、itherbypublicationofanidenticaltextor byendorsement,atthelatestbyApril2002,andconflictingnationalstandardsshallbewithdrawnatthelatestby April2002. Withinitsprogrammeofwork,TechnicalCommitteeCEN/TC132entrustedCEN/TC132/WG3“ Forgingsandcast andwroughtforgingstock” topreparethefollowingstandard: EN5863

16、, AluminiumandaluminiumalloysForgingsPart3:Tolerancesondimensionsandform Thisstandardispartofasetofthreestandards.Theotherstandardsdealwith: EN5861,AluminiumandaluminiumalloysForgingsPart1:Technicalconditionsforinspectionand delivery EN5862,AluminiumandaluminiumalloysForgingsPart2:Mechanicalproperti

17、esandadditional properties AnnexAisinformative. ThisstandardincludesaBibliography. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Icelan

18、d,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden, SwitzerlandandtheUnitedKingdom.EN5863:2001(E) 4 1Scope ThisEuropeanStandardspecifiesthetolerancesondimensionsandformofaluminiumandaluminiumalloy forgingsforgeneralengineeringapplicationsofusualdesignconceptswhichareformedhot. Itapp

19、liesto: dieforgingswithoutmachiningallover: shapedimensions n max 2000mm, dieclosuredimensions t max 600mm andprojectedareaA 4000cm; dieforgingswithmachiningallover: shapedimensions n max 6000mm andprojectedareaA 22000cm ; handforgings: profiledimensions n max 8000mm. Tolerancesonforgingsoutsidethes

20、copeofthisstandardorofcomplexdesigncanbemutuallyagreedbetween supplierandpurchaser. DesignguidelinesfordieandhandforgingsaregiveninannexA. NOTE SomeoftheproductsmentionedinthisEuropeanStandardmaybethesubjectofpatentorpatentapplications,and theirlistinghereinisnottobeconstruedinanywayasthegrantingofa

21、licenceundersuchpatentright. CEN/TC132affirmsitisitspolicythatinthecasewhenapatenteerefusestograntlicensesonstandardizedstandards productsunderresonableandnondiscriminatoryconditionsthenthisproductshouldberemovedfromthecorresponding standard. 2 Normativereferences ThisEuropeanStandardincorporatesbyd

22、atedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorr

23、evision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN5733, AluminiumandaluminiumalloysChemicalcompositionandformofwroughtproducts Part3:Chemicalcomposition. EN5734, AluminiumandaluminiumalloysChemicalcompositionandformofwroughtproductsPart4:Formof pr

24、oducts. EN5861, AluminiumandaluminiumalloysForgingsPart1:Technicalconditionsforinspectionanddelivery. EN5862, AluminiumandaluminiumalloysForgingsPart2:Mechanicalpropertiesandadditionalproperty requirements. EN122581, AluminiumandaluminiumalloysTermsanddefinitionsPart1:Generalterms.EN5863:2001(E) 5 3

25、 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninEN122581andthefollowingapply. 3.1 dieforgingswithoutmachiningallover partsenteringserviceusewhilststillretainingforgedsurfaces 3.2 dieforgingswithmachiningallover partsenteringserviceuseafterremovalofallforgedsurf

26、acesbymachining 3.3 shapedimensions dimensionsassociatedwiththeshapelength,widthandheightdimensions,includingdiametersanddistances betweencentreaxes,situatedwithintheshapeimpressiononthepartsofthedieset,designated n,seeFigure1 Key 1 Upperdie 2 Lowerdie 3 Partingline 4 Directionofforging Figure1Shape

27、dimensions n(dieforgings) 3.4 dieclosuredimensions dimensionsdissociatedwiththeshapedimensionswhichcrossthediepartingline,measuredperpendiculartothe predominantmatingsurface,designated t,seeFigure2EN5863:2001(E) 6 Key 1 Upperdie 2 Lowerdie 3 Partingline 4 Directionofforging Figure2Dieclosuredimensio

28、ns t(dieforgings) 3.5 projectedarea areaofthepartviewedinthedirectionofforging,designated A,conventionallytakenas: theareaofacirclewhentheprojectionisacircle; theareaofacircumscribingrectangleinallothercases,seeFigure3. NOTE Projectedareaisexpressedinsquarecentimetres. Key 1Parting line 2 Directiono

29、fforging Figure3Calculationofprojectedarea A(dieforgings) 4 Identificationofsymbols Thefollowingsymbolshavebeenadoptedforuseinthisstandard: n isshapedimensionEN5863:2001(E) 7 n max ismaximumshapedimension t isthicknessand/ordieclosuredimension t max ismaximumthickness/maximumdieclosuredimension A is

30、projectedareainsquarecentimetres m ismismatch(offset) x isfinheight y isfinwidth f isflatness(plus/minustolerance) s isflatnessorstraightness(plusonlytolerance) p isprofiletolerance(handforgings) c isconstantthicknesstolerance(handforgings) h isheightofrib,flangeorbead d isdiameterofindentations F i

31、sflashtype R isrounding/radius isinboarddraftangle D t isdieclosuretolerance M t ismismatchtolerance 5 Generalrequirements 5.1 Technicalconditionsforinspectionanddelivery TechnicalconditionsforinspectionanddeliveryofforgingsarespecifiedinEN5861. 5.2 Applicationoftolerances Thedimensionaltolerancessp

32、ecifiedondrawingsshall,inprinciple,conformtothoselaiddowninthisstandard.If nodimensionaltolerancesarespecifiedondrawings,thosegiveninthisstandardshallapply.Insuchcasesitis recommendedthatasuitablereferencetothisstandardbemadeondrawings.Ifthepurchaserrequirestolerances onindividualdimensionstighterth

33、anthoselaiddowninthisstandard,theseshallbeagreedwiththesupplier. 5.3 Summarisedreferences Asummaryofreferencestotheapplicablesubclausesandtablescoveringthedifferenttypesofcharacteristics togetherwiththebasisonwhichtolerancesarecalculatedisgiveninTable1.EN5863:2001(E) 8 Table1Summarisedreferences Cha

34、racteristic Subclause Base Tablereference Dieforgings 6.1 Dieforgingswithoutmachiningallover 6.1.2 Shapedimensions 6.1.2.2 n Table3,Table4 Dieclosuredimensions 6.1.2.4 t max and A Table5 Dieforgingswithmachiningallover 6.1.3 Shapedimensions 6.1.3.2 n Table6 Dieclosuredimensions 6.1.3.4 n max and A T

35、able7 Mismatch(offset) 6.1.4 Dieforgingswithoutmachiningallover 6.1.4.2 n max Table8 Dieforgingswithmachiningallover 6.1.4.3 n max Table9 Flashandfinprojections 6.1.5 n max Table10,Table11 Roundingsandtransitions 6.1.6 Rnominal Ejectormarks 6.1.7 A Table12 Flatnessandstraightness 6.1.8 n max Table13

36、 Angles 6.1.9 n 1 Table14 Handforgings 6.2 Profiledimensions 6.2.2 n max and t max Table15 Flatnessandstraightness 6.2.3 n max Table16 5.4 Chemicalcomposition ThechemicalcompositionlimitsofthealloysshallbeasspecifiedinEN5733. 5.5Alloy groups ForthepurposesofthisEuropeanStandardalloysaredividedintotw

37、ogroupsdependentontheirshaping capability.ThedivisionintoGroupIandGroupIIofthesealloysisspecifiedinTable2.EN5863:2001(E) 9 ThedivisionintoClassAandClassBalloysshallbeasspecifiedinEN5734.ClassAcoversaluminiumand aluminiumalloysproducedinlargevolumeasforgingsforwhichmechanicalpropertiesarespecifiedinE

38、N5862. ClassBcoversaluminiumandaluminiumalloysproducedinlimitedvolumeasforgingsforwhichmechanical propertiesarenotspecified. Table2AlloyGroups AlloyGroupI (forgewithease) AlloyGroupII (difficulttoforge) Alloydesignation Class Alloydesignation Class ENAW1050AAI99,5 B ENAW2011 AICu6BiPb B ENAW2014 AIC

39、u4SiMg A ENAW6005AAISiMg(A) B ENAW2017A AICu4MgSi(A) B ENAW2618A AICu2Mg1,5Ni B ENAW6060AIMgSi B ENAW2219 AICu6Mn B ENAW2024 AICu4Mg1 A ENAW6061AIMg1SiCu B ENAW2031 AICu2,5NiMg B ENAW4032 AISi12,5MgCuNi B ENAW6082AISi1MgMn A ENAW5454 AIMg3Mn B ENAW5754 AIMg3 A ENAW5019 AIMg5 B ENAW5083 AIMg4,5Mn0,7

40、A ENAW7010 AIZn6MgCu B ENAW7012 AIZn6Mg2Cu B ENAW7020 AIZn4,5Mg1 B ENAW7075 AIZn5,5MgCu A Otheralloysshallbegroupedasfollows: AlloyGroupI unalloyed aluminium ; alloysAlMn; alloysAlMgwithamaximumof2,8%Mg; alloysAlMgSi; AlloyGroupII: alloysAlMgwithmorethan2,8%Mg; alloysAlCuMg; alloys Al ZnMg.EN5863:20

41、01(E) 10 6 Tolerancesondimensionsandform 6.1 Dieforgings 6.1.1General Dimensionalvariationsareinfluencedbythefabricationaccuracyofthedies,toolwear,shrinkageandthe unavoidabledeviationscausedduringtheshapingprocessaswellasduringheattreatment. Thedifferentforgingapplicationsnecessitatedifferentdimensi

42、onaltolerancelevelsfordieforgingswithandwithout machiningallover.Likewise,tolerancesappliedtoshapedimensions naredifferenttothoseappliedtodieclosure dimensions t. Whenspecifyingdimensions,dueconsiderationshallbegiventotheaccumulationoftolerances,seeA.1.13, A.1.14andFigure5. 6.1.2 Forgingswithoutmach

43、iningallover 6.1.2.1General Shapedimensions nanddieclosuredimensions tfordieforgingswithoutmachiningalloverareshowninFigure4. Key 1 Partingline 2 Directionofforging Figure4Shapedimensions nanddieclosuredimensions tfordieforgingswithoutmachiningallover 6.1.2.2 Shapedimensions Thetolerancesonshapedimensions nforforgingsofasizewhichfitswithinasphereof120mmdiametershallbe asspecifiedinTable3andforasizegreaterthanthatwhichfitswithinasphereof120mmdiametershallbeas specifiedinTable4. Ifthepurchaserrequiresagivendimensiontobegovernedbyawho

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