BS EN 13920-1-2003 Aluminium and aluminium alloys - Scrap - General requirements sampling and tests《铝和铝合金 废料 一般要求、取样和试验》.pdf

1、BRITISH STANDARD BS EN 13920-1:2003 Aluminium and aluminium alloys Scrap Part 1: General requirements, sampling and tests The European Standard EN 13920-1:2003 has the status of a British Standard ICS 13.030.50; 77.120.10 BS EN 13920-1:2003 This British Standard was published under the authority of

2、the Standards Policy and Strategy Committee on 30 April 2003 BSI 30 April 2003 ISBN 0 580 41759 X National foreword This British Standard is the official English language version of EN 13920-1:2003. The UK participation in its preparation was entrusted to Technical Committee NFE/35, Light metals and

3、 their alloys, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalo

4、gue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its corr

5、ect application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests inf

6、ormed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 9 and a back cover. The BSI copyright date displayed in this document indicates when the document

7、 was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN139201 April2003 ICS13.030.50;77.120.10 Englishversion AluminiumandaluminiumalloysScrapPart1:General requirements,samplingandtests AluminiumetalliagesdaluminiumScrap(matires p

8、remirespourrecyclage)Partie1:Exigencesgnrales, chantillonnageetessais AluminiumundAluminiumlegierungenSchrottTeil1: AllgemeineAnforderungen,ProbenahmeundPrfungen ThisEuropeanStandardwasapprovedbyCENon28February2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatethecond

9、itionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Av

10、ersioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Irelan

11、d,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansre

12、served worldwideforCENnationalMembers. Ref.No.EN139201:2003EEN139201:2003(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Orderinginformation .4 5 Generalrequirements 5 5.1 Hazardouscontaminants 5 5.2 Conditionofscrap .5 5.3 Foreignmaterials . 5 5.4 Masstol

13、erances . 5 6 Sampling.5 6.1 General5 6.2 Samplingproceduresforgranulatedaluminiumscrapandturnings 6 6.3 Samplingproceduresandsamplepreparationforskimmings.6 6.4 Samplingofotherscrap. .7 7 Tests7 7.1 Removalanddeterminationofmoisture/volatilesubstances. 7 7.2 Removalanddeterminationoffreeiron 8 7.3

14、Determinationofthemetalyieldandthechemicalcomposition .8 8 Classificationprocedure,treatmentofnonconformitiesandarbitration .8 8.1 Classificationprocedure .8 8.2 Treatmentofnonconformities. 9 8.3 Arbitration.9EN139201:2003(E) 3 Foreword Thisdocument(EN139201:2003)hasbeenpreparedbyTechnicalCommitteeC

15、EN/TC132,“Aluminiumand aluminiumalloys“,thesecretariatofwhichisheldbyAFNOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyOctober2003,andconflictingnationalstandardsshallbewithdrawnatthelatest byOctober2003. Withinitspr

16、ogrammeofwork,TechnicalCommitteeCEN/TC132hasentrustedCEN/TC132/WG20“Scrap“to preparethefollowingStandard. EN13920 comprisesthefollowingpartsunderthegeneraltitle“ AluminiumandaluminiumalloysScrap “: Part1:Generalrequirements,samplingandtests Part2:Unalloyedaluminiumscrap Part3:Wireandcablescrap Part4

17、:Scrapconsistingofonesinglewroughtalloy Part5:Scrapconsistingoftwoormorewroughtalloysofthesameseries Part6:Scrapconsistingoftwoormorewroughtalloys Part7:Scrapconsistingofcastings Part8:Scrapconsistingofnonferrousmaterialsfromshreddingprocessesdestinedtoaluminiumseparation processes Part9:Scrapfromal

18、uminiumseparationprocessesofnonferrousshreddedmaterials Part10:Scrapconsistingofusedaluminiumbeveragecans Part11:Scrapconsistingofaluminiumcopperradiators Part12:Turningsconsistingofonesinglealloy Part13:Mixedturningsconsistingoftwoormorealloys Part14:Scrapfrompostconsumeraluminiumpackagings Part15:

19、Decoatedaluminiumscrapfrompostconsumeraluminiumpackagings Part16:Scrapconsistingofskimmings,drosses,spillsandmetallics AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,F

20、inland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN139201:2003(E) 4 1Scope ThisEuropeanStandardspecifiesgeneralrequirementsandguidelinesforthedeliveryandclassificationofthe differentcategori

21、esofaluminiumscrap,includingqualityrequirements,samplingandtests. NOTE SpecialrequirementsandguidelinesforeachofthescrapcategoriesarespecifiedinEN139202toEN1392016. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferenc

22、esarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(

23、includingamendments). prEN122583:2000, AluminiumandaluminiumalloysTermsanddefinitionsPart3:Scrap . 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninprEN122583:2000andthe followingapply. 3.1 freefrom termusedtoindicatethatthepresenceofforeignmaterialsisnegligibl

24、e 4 Orderinginformation Theorderinginformationshalldefinethescrapandshouldcoveraspectssuchasthefollowing,inordertoachieve atransparenttransaction: scrapcategory,withreferencetotherelevantpartofthisEuropeanStandard; conditionofthescrap,e.g.moistureandcontaminationwithothermaterials,size,physicalchara

25、cteristicsof piecesorparticles,whenevermeaningful; grossmassandassumedpercentagesofforeignmaterials; NOTE Operatorstraditionallyusethetermweightinsteadofmass. conditioninwhichthescrapshallbedelivered(loose,baledetc.); theexpectedminimummetal(aluminium)yield; therequiredchemicalcomposition,ifnotother

26、wisespecified; anyavailablecertificationandcontroldocuments; shipmentdocumentsrequiredbylaw. Thecontractshallcontainthedefinitionofthebeginningandendoftheperiodduringwhichthescrapshallbe delivered.Deliveriesoutsidethisperiodshallnotbeadmittedunlessthepurchaserinsistsonthedeliveryatthe contractualcon

27、ditions.EN139201:2003(E) 5 5 Generalrequirements 5.1Hazardous contaminants Thescrapshallnotcontainmaterialslikeasbestos,cadmium,mercury,lithium,selenium,PCBs(polychlorinated bisphenyls)orPCBimpregnatedmaterials,explosiveorradioactivematerials,medicalandhospitaldisposal.If thereisanyevidenceorsuspici

28、onthatthescrapmightcontainanysuchhazardouscontaminant,thisshallbe notifiedtothepotentialpurchaser,whoseagreementtoreceivethescrapshallbeobtainedbeforeshipment. Closedhollowarticles,ifpresent,shallbeperforatedtoavoidrisksofexplosionduringprocessingand/ormelting. NOTE Otherrestrictionsrelevanttospecif

29、icscrapcategoriesarespecifiedinEN139202throughEN1392016. 5.2 Conditionofscrap Ifnototherwiseagreedorspecifiedintherelevantstandard: thescrapshallbesuppliedasloosescrap; thedimensionsofeachpieceshallnotbelargerthan(600 600 400)mm.Themassofeachpieceshallnot exceed200kg. 5.3Foreign materials Ifnotother

30、wisespecified,thescrapshallbefreefromforeignmaterial. 5.4Mass tolerances Thedifferencebetweentheconsignedquantityandtheorderedquantityshallnotexceed5%iftheordered quantityislowerthan30anddeliveredinonesingleshipment.Forlargerquantitiesthatrequiremultipleshipments, thetotaldeliveredmassshallnotdiffer

31、fromtheorderedmassbymorethan3000kg. Foreachshipment,themassdifferencebetweentheunloadedmassverifiedbythepurchaseratthearrivalofthe deliveryandthemassdeclaredintheshipmentdocumentsshallnotexceed0,2%. 6Sampling 6.1General Theobjectiveofasamplingprocedurespecifiedin6.2,6.3and6.4istocollectfromaninspect

32、ionlota representativesampleonwhichitispossibletoperformthefollowingbasictestsrepresentativeforthewhole inspectedmass: determinationoftheaveragechemicalcomposition; determinationofthepercentageofeachforeignmaterial; determinationofthemetalyield. Thedefinitionoftheinspectionlotshallbelefttothepurchas

33、er. Forclassification,samplingandtestproceduresdifferentfromandsimplerthanthosespecifiedinclauses6and7 maybeused.Nevertheless,uponspecialrequestofthesupplier,e.g.inthecaseofnonconformities,sampling andtestsshallbebasedontheproceduresspecifiedinclauses6and7,asfarasapplicable,oronother procedures,ifag

34、reeduponbetweensupplierandpurchaserorproposedbyaneutralprofessionalsampler.EN139201:2003(E) 6 6.2 Samplingproceduresforgranulatedaluminiumscrapandturnings 6.2.1 Thisprocedureappliestothosematerialsthatbynatureareconstitutedbyrelativelysmallandloose particlesallowingsmallquantitiestobeeasilypickedup(

35、e.g.withashovel)indifferentplacesoftheconsignment. 6.2.2 Duringorimmediatelyaftertheunloadingofthematerial,afteravisualinspection,collectaquantityof1% to5%oftheinspectionlot. 6.2.3 Mixaccuratelythevariousportionstakenfromtheinspectionlot,spreadthecollectedmaterialinaformof aroundflatdiskandtakeasqui

36、cklyaspossibleasamplefromdifferentpartsofthediscformoisturedetermination asdescribedin7.1.Storethissampleinaclosedcontainerinordertoavoidanychangeofthemoisturecontent beforetesting.Themoisturetestshallbecarriedoutassoonaspossible. 6.2.4 Dividetheremainderofthesampleinquartsalongtwoperpendiculardiame

37、tersasindicatedinFigure1. 6.2.5 Taketwoquartsoppositetoeachotheranddisregardtheothertwo.Mixwellthetwoquartscollected,ina discformflattenedandrequartered. 6.2.6 Repeattheprocedureuntilasampleofbetween2kgand5kgisobtainedforthedeterminationoffreeiron andthemetalyieldasdescribedin7.2and7.3. Figure1Sampl

38、ingprocedureforgranulatedscrapandturnings 6.3 Samplingproceduresandsamplepreparationforskimmings 6.3.1General Usually,thisscrapcategorydoesnotallowtheextractionofasmallrepresentativesamplefromthedeliveredlot. Therefore,oneofthethreealternativesamplingproceduresgivenin6.3.2to6.3.4shallbeused: 6.3.2 A

39、lternativeprocedure1 Takeasampleofabout500kgfromtheinspectionlot.Thissampleshallincludeasfaraspossiblelargeblocks richinmetal,smallerbrittleparts,spillings,dustetc.inthesameproportionsaspresentinthewholemassunder inspection.Afterremovalofpieceswhicharetoolarge(blocks),grindtheremainingamountofthesam

40、ple.Treatit onasievetoseparatethemetallics( 0,84mm)fromthefines(0,84mm)andeliminatethelatter.Further,test thelargeblocksandtheobtainedmetallicsasspecifiedin7.2and7.3. 6.3.3 Alternativeprocedure2 Sorttheinspectionlotintotwofractionsasfollows: thelarge,heavyblocksrichinmetal; theremainingpartconstitut

41、edbythesmallerpiecesofdrossmixedwiththepowderyfraction. Determinethemassproportionofthetwofractions.Taketwodifferentsamples,onefromeachfraction.Investigate bothsamplesasfollows. Thesampleoftheblocksfractionshallberepresentativeandweighnotlessthan100kg.Itshallbemeltedinasalt rotaryfurnaceofasizesuita

42、bleforsuchtests,todeterminethemetalyield.EN139201:2003(E) 7 Dryprocesstheotherfractionentirelythroughamillandseparatethefinesoflessthan0,84mmdiameter.The grindingtimefortheskimmings/drossesshallbesuchastoobtainmetallicswithametalyieldofabout65%. Obtainarepresentativesampleofnotlessthan20kgfromthecon

43、centratedfractionofmetallicsaccordingtothe procedurelaiddownin6.2.Determinethefreeiron,chemicalcompositionandmetalyieldasdescribedunder7.2 and7.3. Calculatetheaverageoftheresultsoftheinvestigationscarriedoutonthetwosamplesinordertoobtaindata whichrepresentthequalityofthewholeinspectionlot. 6.3.4 Alternativeprocedure3 Samplingmayalsobedonebydirectmeltingofa