EN 17308 2024.docx

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1、EN17308EuropeanstandardNormeeuropeenneNovember2024EuropaischenormICS13.030.50;83,160.01SupersedesCEN/TS17308:2019EnglishVersionMaterialsproducedfromendoflifetyres-Steelwire-Determinationofthenon-metalliccontentMateriauxobtenusapartirdepneususagesnonreutilisables(PUNR)-Filsmetalliques-Determinationde

2、lateneurenmateriauxnonmetalliquesAusAltreifengewonneneMaterialien-Stahldrahte-Bestimmungdernicht-metallischenBestandteileThisEuropeanStandardwasapprovedbyCENon6October2024.CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEuropeanStandardthestatus

3、ofanationalstandardwithoutanyalteration.Up-to-datelistsandbibliographicalreferencesconcerningsuchnationalstandardsmaybeobtainedonapplicationtotheCEN-CENELECManagementCentreortoanyCENmember.ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytransl

4、ationundertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheCEN-CENELECManagementCentrehasthesamestatusastheofficialversions.CENmembersarethenationalstandardsbodiesofAustria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Irela

5、nd,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland,TiirkiyeandUnitedKingdom.EUROPEANCOMMITTEEFORSTANDARDIZATIONCOMITEEUROPEENDENORMALISATIONEuropaischeskomiteefurnormungCEN-CENELECManagement

6、Centre:RuedelaScience23,B-1040Brussels2024CENAllrightsofexploitationinanyformandbyanymeansreservedRef.No.EN17308:2024EworldwideforCENnationalMembers.ContentsPageEuropeanforeword41 Scope52 Normativereferences53 Termsanddefinitions54 Testingprogramme75 Determinationofnon-metalliccontentinsteelwire75.1

7、 General75.2 Preparationofsamplingplanandlaboratorysample75.2.1 Principleofcorrectsampling75.2.2 Samplingplan85.2.3 Definitionoflotsize85.2.4 Samplingpointandapparatus85.2.5 Sizeofasampleincrement85.2.6 Numberofsampleincrements95.2.7 Metrologicalcharacteristicsofsampling95.2.8 Visualassessment95.3 S

8、torageandtransportOflaboratorysample(三)95.4 Laboratorysample(三)andtestportion(三)95.4.1 Generalprinciple95.4.2 Laboratorysample96 Determinationbypyrolysismethod96.1 Principle.96.2 Apparatus96.2.1 Analyticalscales96.2.2 Pyrolysisset-up106.2.3 Steelwirecleaningapparatus106.2.4 Magnets116.2.5 Tray.116.3

9、 Sampling116.4 Determination116.5 Expressionofresults127 Determinationbyhydrostaticmethod137.1 Principle137.2 Pretreatment137.3 Apparatus137.3.1 Analyticalscale137.3.2 Hydrostaticapparatus137.3.3 Reagents157.4 Procedure157.5 Calculation157.6 Metrologicalcharacteristics168 Report16Annex A (informativ

10、e)Exampleofatestreportsheet17Annex B (informative)Schematicdiagramofapyrolyzer18Annex C (informative)Explanationoftheformulausedinthehydrostaticmethod19Bibliography21EuropeanforewordThisdocument(EN17308:2024)hasbeenpreparedbyTechnicalCommitteeCEN/TC366MaterialsobtainedfromEnd-of-LifeTyres(ELT)”,thes

11、ecretariatofwhichisheldbyUNLThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextorbyendorsement,atthelatestbyMay2025andconflictingnationalstandardsshallbewithdrawnatthelatestbyMay2025.Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmayb

12、ethesubjectofpatentrights.CENshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.ThisdocumentsupersedesCEN/TS17308:2019.Anyfeedbackandquestionsonthisdocumentshouldbedirectedtotheusersnationalstandardsbody.AcompletelistingofthesebodiescanbefoundontheCENwebsite.AccordingtotheCEN-CENELECInt

13、ernalRegulations,thenationalstandardsorganizationsofthefollowingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Bulgaria,Croatia,Cyprus,CzechRepublic,Denmark,Estonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherlands,Norway,Pola

14、nd,Portugal,RepublicofNorthMacedonia,Romania,Serbia,Slovakia,SlovenialSpain,Sweden,Switzerland,TiirkiyeandtheUnitedKingdom.1 ScopeThisdocumentspecifiestwodifferentmethodsforthequantitativeestimationofnon-metalliccontentremainingadheredtothesteelwireobtainedfromtherecoveryofmaterialsfromend-of-lifety

15、res.Thepyrolysismethodisconsideredasthereferencemethodwhilethehydrostaticmethodisconsideredasaninsitumethod.Thisdocumentincludessamplecollectionandthepreparationofrepresentativesamplesbasedonasamplingplanforthepurposeoftheircharacterization.Thisdocumentdoesnotapplytotheoperationalperformanceorfitnessforuseofthematerialswhicharedeemedtobeafunctionofagreementsbetweenthemanufacturerandthecustomer.Thisdocumentdoesnotapplytoaddressallthesafetyconcerns,ifany,associatedwithitsuse.Thisdocumentdoesnotestablishappropriatesafetyandhealthpractices