BRITISHSTANDARDBSEN10328:2005Ironandsteel—DeterminationoftheconventionaldepthofhardeningaftersurfaceheatingTheEuropeanStandardEN10328:2005hasthestatusofaBritishStandardICS77.040.10 LicensedCopy:sheffieldunsheffieldun,na,ThuOct2604:40:30GMT+00:002006,UncontrolledCopy,(c)BSIBSEN10328:2005ThisBritishStandardwaspublishedundertheauthorityoftheStandardsPolicyandStrategyCommitteeon21February2005©BSI21February2005ISBN0580455106NationalforewordThisBritishStandardistheofficialEnglishlanguageversionofEN10328:2005.ItsupersedesBS6481:1984whichiswithdrawn.TheUKparticipationinitspreparationwasentrustedtoTechnicalCommitteeISE/72,Methodsofphysicalandmetallographictesting,whichhastheresponsibilityto:Alistoforganizationsrepresentedonthiscommitteecanbeobtainedonrequesttoitssecretary.Cross-referencesTheBritishStandardswhichimplementinternationalorEuropeanpublicationsreferredtointhisdocumentmaybefoundintheBSICatalogueunderthesectionentitled“InternationalStandardsCorrespondenceIndex”,orbyusingthe“Search”facilityoftheBSIElectronicCatalogueorofBritishStandardsOnline.Thispublicationdoesnotpurporttoincludeallthenecessaryprovisionsofacontract.Usersareresponsibleforitscorrectapplication.CompliancewithaBritishStandarddoesnotofitselfconferimmunityfromlegalobligations.—aidenquirerstounderstandthetext;—presenttotheresponsibleinternational/Europeancommitteeanyenquiriesontheinterpretation,orproposalsforchange,andkeeptheUKinterestsinformed;—monitorrelatedinternationalandEuropeandevelopmentsandpromulgatethemintheUK.SummaryofpagesThisdocumentcomprisesafrontcover,aninsidefrontcover,theENtitlepage,pages2to6,aninsidebackcoverandabackcover.TheBSIcopyrightnoticedisplayedinthisdocumentindicateswhenthedocumentwaslastissued.AmendmentsissuedsincepublicationAmd.No.DateCommentsLicensedCopy:sheffieldunsheffieldun,na,ThuOct2604:40:30GMT+00:002006,UncontrolledCopy,(c)BSIEUROPEANSTANDARDNORMEEUROPÉENNEEUROPÄISCHENORMEN10328February2005ICS77.040.10EnglishversionIronandsteel-DeterminationoftheconventionaldepthofhardeningaftersurfaceheatingProduitssidérurgiques-DéterminationdelaprofondeurconventionnelledetrempeaprèschauffagesuperficielEisenundStahl-BestimmungderEinhärtungstiefenachdemRandschichthärtenThisEuropeanStandardwasapprovedbyCENon3January2005.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatusofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCentralSecretariatortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).AversioninanyotherlanguagemadebytranslationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCentralSecretariathasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Slovakia,Slovenia,Spain,Sweden,SwitzerlandandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITÉEUROPÉENDENORMALISATIONEUROPÄISCHESKOMITEEFÜRNORMUNGManagementCentre:ruedeStassart,36B-1050Brussels©2005CENAllrightsofexploitationinanyformandbyanymeansreservedworldwideforCENnationalMembers.Ref.No.EN10328:2005:ELicensedCopy:sheffieldunsheffieldun,na,ThuOct2604:40:30GMT+00:002006,UncontrolledCopy,(c)BSIEN10328:2005(E)2ContentsPage1Scope..............................................................................................................................................................42Normativereferences....................................................................................................................................43Termsanddefinitions...................................................................................................................................44Conventions...................................................................................................................................................45Limitsofthemethod......................................................................................................................................56Testmethod....................................................................................................................................................57Testreport......................................................................................................................................................6LicensedCopy:sheffieldunsheffieldun,na,ThuOct2604:40:30GMT+00:002006,UncontrolledCopy,(c)BSIEN10328:2005(E)3ForewordThisdocument(EN10328:2005)hasbeenpreparedbyTechnicalCommitteeECISS/TC2“Steel–Physico-chemicalandnon-destructivetesting”,thesecretariatofwhichisheldbyAFNOR.ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestb