BS EN 754-8-2016 Aluminium and aluminium alloys — Cold drawn rodbar and tube Part 8 Porthole tubes, tolerances on dimensions and form

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1、BSEN754-8:2016BSIStandardsPublicationAluminiumandaluminiumalloys—Colddrawnrod/barandtubePart8:Portholetubes,tolerancesondimensionsandformWB11885_BSI_StandardCovs_2013_AW.indd115/05/201315:06BSEN754-8:2016BRITISHSTANDARDNationalforewordThisBritishStandard

2、istheUKimplementationofEN754-8:2016.ItsupersedesBSEN754-8:2008whichiswithdrawn.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeNFE/35,Lightmetalsandtheiralloys.Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssec

3、retary.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.©TheBritishStandardsInstitution2016.PublishedbyBSIStandardsLimited2016ISBN9780580910074ICS77.150.10CompliancewithaBritishStandar

4、dcannotconferimmunityfromlegalobligations.ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon30June2016.AmendmentsissuedsincepublicationDateTextaffectedBSEN754-8:2016EUROPEANSTANDARDEN754-8NORMEEUROPÉENNEEUROPÄISCHE

5、NORMJune2016ICS77.150.10SupersedesEN754-8:2008EnglishVersionAluminiumandaluminiumalloys-Colddrawnrod/barandtube-Part8:Portholetubes,tolerancesondimensionsandformAluminiumetalliagesd'aluminium-BarresettubesAluminiumundAluminiumlegierungen-Gezogeneétirés-P

6、artie8:Tubesfilésàpont,tolérancessurStangenundRohre-Teil8:MitKammerwerkzeugdimensionsetformeStranggepressteRohre,GrenzabmaßeundFormtoleranzenThisEuropeanStandardwasapprovedbyCENon11April2016.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulations

7、whichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCEN-CENELECManagementCentreortoanyCENmember.

8、ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCEN-CENELECManagementCentrehasthesames