BS-EN-755-2铝及铝合金棒、管、型——力学性能

BRITISHSTANDARDBSEN755-2:2008Aluminiumandaluminiumalloys—Extrudedrod/bar,tubeandprofiles—Part2:MechanicalpropertiesICS77.150.10  BSEN755-2:2008ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon30April2008©BSI2008ISBN9780580555565NationalforewordThisBritishStandardistheUKimplementationofEN755-2:2008.ItsupersedesBSEN755-2:1997whichiswithdrawn.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeNFE/35,Lightmetalsandtheiralloys.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandardcannotconferimmunityfromlegalobligations.Amendments/corrigendaissuedsincepublicationDateCommentsEUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN755-2March2008ICS77.150.10SupersedesEN755-2:1997EnglishVersionAluminiumandaluminiumalloys-Extrudedrod/bar,tubeandprofiles-Part2:MechanicalpropertiesAluminiumetalliagesd'aluminium-Barres,tubesetprofilésfilés-Partie2:CaractéristiquesmécaniquesAluminiumundAluminiumlegierungen-StranggepressteStangen,RohreundProfile-Teil2:MechanischeEigenschaftenThisEuropeanStandardwasapprovedbyCENon10February2008.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCENManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCENManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Romania,Slovakia,Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2008CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN755-2:2008:EEN755-2:2008(E)2ContentsPageForeword..............................................................................................................................................................31Scope......................................................................................................................................................52Normativereferences............................................................................................................................53Mechanicalpropertylimits...................................................................................................................53.1General....................................................................................................................................................53.2Elongation..............................................................................................................................................53.3Referencelistofthetablesofmechanicalpropertiesoftherelevantaluminiumandaluminiumalloys....................................................................................................................................63.4Tablesofmechanicalproperties..........................................................................................................8AnnexA(informative)Listoftempersusedintables1to57(extractofEN515)......................................65Bibliography......................................................................................................................................................66BSEN755-2:2008EN755-2:2008(E)3ForewordThisdocument(EN755-2:2008)hasbeenpreparedbyTechnicalCommitteeCEN/TC132“Aluminiumandaluminiumalloys”,thesecretariatofwhichisheldbyAFNOR.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbySeptember2008,andconflictingnationalstandardsshallbewithdrawnatthelatestbySeptember2008.ThisdocumentsupersedesEN755-2:1997.Withinitsprogrammeofwork,TechnicalcommitteeCEN/TC132entrustedCEN/TC132/WG5ExtrudedanddrawnproductstoreviseEN755-2:1997.Thefollowingtechnicalmodificationshavebeenintroducedduringtherevision:General:TypicalBrinellhardnessvaluesareintroducedinthetablesformechanicalpropertiesforinformationonlyThefollowingnewalloysareincluded;ENAW-3102,ENAW-5049,ENAW-6008,ENAW-6110A,ENAW-6014,ENAW-6023,ENAW-6360,ENAW-6262AandENAW-6065,ENAW-6182,ENAW-7108,ENAW-7108A,ENAW-7021ForAlloyENAW-5005andENAW-5005AnewtemperH111isaddedSubclause3.2:Avalueshouldbeusedforelongationifnototherwiseagreed,w