BS EN 13283-2002 Zinc and zinc alloys - Secondary zinc《锌和锌合金 再生锌》.pdf

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1、BRITISH STANDARD BS EN 13283:2002 Zinc and zinc alloys Secondary zinc The European Standard EN 13283:2002 has the status of a British Standard ICS 77.120.60 BS EN 13283:2002 This British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was p

2、ublished under the authority of the Standards Policy and Strategy Committee on 31 October 2002 BSI 31 October 2002 ISBN 0 580 40665 2 National foreword This British Standard is the official English language version of EN 13283:2002. The UK participation in its preparation was entrusted to Technical

3、Committee NFE/8, Zinc and zinc 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

4、 found in the BSI Catalogue 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

5、responsible for its correct 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 k

6、eep the UK interests informed; 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 8, an inside back cover and a back cover. The BSI copyright date displaye

7、d in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN13283 October2002 ICS77.120.60 Englishversion ZincandzincalloysSecondaryzinc ZincetalliagesdezincZincsecondaire ZinkundZinklegier

8、ungenSekundrzink ThisEuropeanStandardwasapprovedbyCENon1August2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnation

9、al standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe

10、 official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATI

11、ON EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN13283:2002EEN13283:2002(E) 2 Contents page Foreword3 Introduction .4 1 Scope 5 2 Normativereferences 5 3 Termsanddefini

12、tions. .5 4 Manufacture5 5 Orderinginformation .6 6 Requirements .6 6.1 Chemicalcomposition .6 6.2 Shapeofingots . .7 6.3 Surfaceconditionofingotsandjumbos .7 7 Sampling.7 8 Markingandlabelling . .7 9 Inspectiondocuments .7 Bibliography 8EN13283:2002(E) 3 Foreword Thisdocument(EN13283:2002)hasbeenpr

13、eparedbyTechnicalCommitteeCEN/TC209“Zincandzincalloys“, thesecretariatofwhichisheldbyAFNOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyApril2003,andconflictingnationalstandardsshallbewithdrawnatthelatestby April2003.

14、 AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcoun triesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Swe den,Switzer

15、landandtheUnitedKingdom.EN13283:2002(E) 4 Introduction Thisstandardwaspreparedtoprovidegalvanizingplantsandotherusersofzincwithstandardizedzincqualities whicharenotmanufacturedaccordingtotheprimaryzincprocess.Thechemicalcompositionofthesegradesis specificallyorientedbytheserequirementsforuseandtakes

16、accountofthepossibilitiesresultingfromthein creasingamountofsecondaryzincmaterialsforcontrolledrecycling,topreservenaturalresources.EN13283:2002(E) 5 1Scope ThisEuropeanStandardspecifiesdesignations,chemicalcompositions,markingandotherrequirementsforsec ondaryzinc.Thesegradesaremainlyusedforhotdipga

17、lvanizingpurposesaccordingtoENISO1461andforthe productionofbrass. Secondaryzinccanbeproducedbydifferentprocesseswhicharedistinguishedbythematerialsource.Themain partisrecycledfromusedzincmaterialandscrap,suchaszincsheet;alsosecondaryzinccanbeproducedfrom zincprocessresidues,suchaszincashes. 2 Normat

18、ivereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEurope

19、an Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN12060, ZincandzincalloysMethodofsamplingSpecifications. 3 Termsanddefinitions ForthepurposesofthisEuropeanstandard,thefollowingtermsanddefinitionsap

20、ply: 3.1 ingot(bar) castproductintendedforremelting 3.2 jumbo largeingotweighingatleast30kg.Normally,ajumboweighsseveralhundredkilograms 3.3 bundle(pack) combinationofingotsfromonebatch(see3.6)packedforthepurposesofhandling,shipmentandstorage,forex amplebybanding 3.4 secondaryzinc zincproducedbycont

21、rolledremeltingofsecondarymaterialscontainingmetalliczinc 3.5 cast productofonefurnaceorcruciblemelt 3.6 batch numberofingotstakenfromonesinglecast 4Manufacture Ingots(bars)orjumbosshallbemanufacturedbycastingliquidsecondaryzincinmoulds.EN13283:2002(E) 6 5 Orderinginformation Inordertofacilitateproc

22、eduresofenquiries,ordersandconfirmationsoforderbetweenthepurchaserandthe supplier,theorderershallsupplythefollowinginformationintheenquiryandorder: a) thenumberofthisEuropeanStandard(EN13283); b) thegradedesignationoftherequiredzincgrade(seeTable1); c) thetotalnominalmassrequiredandthenominalmassper

23、piece,ifnecessary; d) ifnecessary,whetheraspecificingotshapeisrequired(see6.2); e) whetheracertificateofanalysisoradeclarationofconformityisrequired(seeclause9). 6Requirements 6.1 Chemicalcomposition Thechemicalcompositionofingotsorjumbosshallconformtotherequirementsgivenfortheappropriategradein Tab

24、le1. Whenevaluatingtheresultsoftheanalysis,thevaluesobtainedshallberoundedtothesamenumberofdecimal placesasusedinexpressingthespecifiedlimitsinTable1. Thefollowingrulesshallbeusedforrounding: a) ifthefigureimmediatelyafterthelastfiguretoberetainedislessthan5,thelastfiguretoberetainedshallbe keptunch

25、anged; b) ifthefigureimmediatelyafterthelastfiguretoberetainedisequaltoorgreaterthan5,thelastfiguretobe retainedshallbeincreasedbyone. NOTE Incasesofcomplaints,themethodofanalysisgiveninEN12019shouldbeapplied. Table1Chemicalcompositionofsecondaryzinc Compositionin%(massfraction) 123456 Grade designa

26、tion Nominal zinc content Pb Cd Fe Al Cu Sn Total ofelementsin columns 1to6 max. max. max. max. max. max. max. Remarks (forinformation only) ZSA 98,5 1,3 0,02 0,05 0,05 a 1,5 Gradesmademainly fromzinccontaining processresidues,such asskimmings ZS1 98,0 1,3 0,04 0,05 0,1 0,7 a 2,0 b 1,5 ZS2 97,5 1,5

27、0,05 0,12 0,7 a 2,5 b 2,0 Grademademainlyby recyclingofscrapand usedzincproducts a Whenthesegradesareusedforthemanufactureofcopperzincalloys,theSncontentmaybelimitedto0,3%. b Whenthesegradesareusedforgalvanizing,itshouldbenotedthatENISO1461requiresthatthezincbathcontainsnot morethan1,5%ofimpuritieso

28、therthanFeandSn,andthatthetotalofmetalsotherthanzinc(includingFeandSn)is lessthan2%.EN13283:2002(E) 7 6.2Shape of ingots Theshapeofingotsshallbeatthediscretionofthesupplier,unlessaspecificshapeisagreedbetweenthepur chaserandthesupplierintheordersee5d). 6.3 Surfaceconditionofingotsandjumbos Thesurfac

29、econditionofingotsandjumbosshallbesuchthatitdoesnotaffectthechemicalcompositionandisnot detrimentaltothefinaluse. 7Sampling Thesamplingofsecondaryzincforverificationofitsconformitytothechemicalcompositionrequirementsshallbe inaccordancewithEN12060. 8 Markingandlabelling Eachingot,jumboorbundleshallb

30、emarkedorlabelledwithatleastthefollowinginformation: a) thenameortrademarkofthemanufacturer; b) thezincgrade(seeTable1); c) thenumberofthebatchorcast; d) themassoftheingot,jumboorbundle(pack). 9 Inspectiondocuments Ifrequestedbythepurchaseratthetimeofordering,thesuppliershallfurnishinspectiondocumen

31、tsforeachcon signment.Thedocumentationshallbeaschosenbythepurchasersee5e)andshallbeinaccordancewith methoda)orb)asdescribedbelow: a) acertificateofanalysis,givingtheresultsobtainedonthespecificcast(s),intheconsignment; b) adeclarationofconformityoftheconsignmentwiththeorderrequirements.Thisdeclarati

32、onshallincludethe followinginformation: 1) nameandaddressofthesupplier; 2) dateofdeclarationofconformity; 3) nameandaddressofthepurchaser; 4) purchasersordernumber; 5) adescriptionofthegoodsandthequantitysupplied; 6) identificationofthisstandardandthegradedesignationsupplied; 7) thefollowingdeclarat

33、ion: “Thegoodsdetailedhereonhavebeenmanufacturedtoconformtorequirementsofthepurchaserand specificationdetailedthereon“. Signed. (Suppliersauthorizedrepresentative)EN13283:2002(E) 8 Bibliography EN12019, ZincandzincalloysOpticalemissionspectrometricanalysis. ENISO1461, Hotdipgalvanizedcoatingsonfabri

34、catedironandsteelarticlesSpecificationsandtestmethods (ISO1461:1999).blankBS EN 13283:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe and a

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