BS EN 570-1995 锻铝和铝合金.冲击挤压加工用铝块.规范

BRITISHSTANDARDBSEN570:1995Aluminiumandaluminiumalloys—Impactextrusionslugsobtainedfromwroughtproducts—SpecificationsTheEuropeanStandardEN570:1994hasthestatusofaBritishStandardUDC669.71-412:669.715.018.26-412:621.777.4:620.1BSEN570:1995ThisBritishStandard,havingbeenpreparedunderthedirectionoftheEngineeringSectorBoard,waspublishedundertheauthorityoftheStandardsBoardandcomesintoeffecton15April1995©BSI08-1999ThefollowingBSIreferencesrelatetotheworkonthisstandard:CommitteereferenceNFE/35Draftforcomment91/47490DCISBN0580236978CommitteesresponsibleforthisBritishStandardThepreparationofthisBritishStandardwasentrustedbytheEngineeringSectorBoardtoTechnicalCommitteeNFE/35,Lightmetalsandtheiralloys,uponwhichthefollowingbodieswererepresented:AluminiumFederationAluminiumStockholders’AssociationLondonMetalExchangeMagnesiumIndustryCouncilThefollowingbodieswerealsorepresentedinthedraftingofthestandard,throughsubcommitteesandpanels:AssociationofBritishWeldedAluminiumTubeMakersAssociationofLightAlloyRefinersLimitedInstitutionofStructuralEngineersMetalPackagingManufacturers’AssociationAmendmentsissuedsincepublicationAmd.No.DateCommentsBSEN570:1995©BSI08-1999iContentsPageCommitteesresponsibleInsidefrontcoverNationalforewordiiForeword2TextofEN5703ListofreferencesInsidebackcoverBSEN570:1995ii©BSI08-1999NationalforewordThisBritishStandardhasbeenpreparedbyTechnicalCommitteeNFM/35andistheEnglishlanguageversionofEN570:1994Aluminiumandaluminiumalloys—Impactextrusionslugsobtainedfromwroughtproducts—Specifications,publishedbytheEuropeanCommitteeforStandardization(CEN).ABritishStandarddoesnotpurporttoincludeallthenecessaryprovisionsofacontract.UsersofBritishStandardsareresponsiblefortheircorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.PublicationreferredtoCorrespondingBritishStandardEN573-3:1994BSEN573Aluminiumandaluminiumalloys—ChemicalcompositionandformofwroughtproductsPart3:1995ChemicalcompositionEN754-5:1994BSEN754Aluminiumandaluminiumalloys—Colddrawnrod/barandtubePart5:1994Drawnrectangularbars,tolerancesondimensionsandformaEN755-5:1994BSEN755Aluminiumandaluminiumalloys—Extrudedrod/bar,tubeandprofilePart5:1994Extrudedrectangularbars,tolerancesondimensionsandformaEN10204:1991BSEN10204:1991Metallicproducts—TypesofinspectiondocumentsaInpreparationSummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,pagesiandii,theENtitlepage,pages2to8,aninsidebackcoverandabackcover.Thisstandardhasbeenupdated(seecopyrightdate)andmayhavehadamendmentsincorporated.Thiswillbeindicatedintheamendmenttableontheinsidefrontcover.EUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN570August1994UDC669.71-412:669.715.018.26-412:621.777.4:620.1Descriptors:Wroughtproduct,aluminium,aluminiumalloy,slug,designation,dimension,dimensionaltolerance,formtolerance,chemicalcomposition,mechanicalproperty,surfacecondition,qualityEnglishversionAluminiumandaluminiumalloys—Impactextrusionslugsobtainedfromwroughtproducts—SpecificationsAluminiumetalliagesd’aluminium—Pionsdefilageparchocobtenusàpartirdeproduitscorroyés—SpécificationsAluminiumundAluminiumlegierungen—ButzenzumFließpressenausHalbzeughergestellt—SpezifikationenThisEuropeanStandardwasapprovedbyCENon1994-08-18.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom.CENEuropeanCommitteeforStandardizationComitéEuropéendeNormalisationEuropäischesKomiteefürNormungCentralSecretariat:ruedeStassart36,B-1050Brussels©1994CopyrightreservedtoCENmembersRef.No.EN570:1994EEN570:1994©BSI08-19992ForewordThisEuropeanStandardhasbeendrawnupbyCEN/TC132,Aluminiumandaluminiumalloys,whoseSecretariatisheldbytheAssociationFrançaisedeNormalisation(AFNOR).Withinitsprogrammeofwork,TechnicalCommitteeCEN/TC132entrustedCEN/TC132/WG11,Slugsforimpactextrusion,topreparethefollowingstandard:EN570,Aluminiumandaluminiumalloys—Impactextrusionslugsobtainedfromwroughtproducts—Specifications.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyFebruary1995,andconflictingnationalstandardsshallbewithdrawnatthelatestbyFebruary1995.AccordingtotheCEN/CENELECInternalRegulations,thefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden