1、BRITISH STANDARD BS EN 1179:2003 Zinc and zinc alloys Primary zinc The European Standard EN 1179:2003 has the status of a British Standard ICS 77.120.60 BS EN 1179:2003 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 22 May 2003 BSI 22 May 20
2、03 ISBN 0 580 41931 2 National foreword This British Standard is the official English language version of EN 1179:2003. It supersedes BS EN 1179:1996 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee NFE/8, Zinc and zinc alloys, which has the responsibi
3、lity 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 Catalogue under the section entitled “Interna
4、tional 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 correct application. Compliance with a Brit
5、ish 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 informed; monitor related international an
6、d 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 7 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued sin
7、ce publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1179 May2003 ICS77.120.60 SupersedesEN1179:1995 Englishversion ZincanzincalloysPrimaryzinc ZincetalliagesdezincZincprimaire ZinkundZinklegierungenPrimrzink ThisEuropeanStandardwasapprovedbyCENon5March2003. CENmembe
8、rsareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember.
9、 ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium
10、,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,SlovakRepublic,Spain,Sweden,Switzerland and UnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:rue
11、deStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN1179:2003EEN1179:2003(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Manufacture5 5 Orderinginformation .5 6 Requirements .5 6
12、.1 Chemicalcomposition .5 6.2 Shapeofingots . .5 6.3 Surfaceconditionofingots . .5 7 Samplingandanalysis . .6 8 Markingandlabelling . .6 9 Inspectiondocuments .6EN1179:2003(E) 3 Foreword Thisdocument(EN1179:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC209“Zincandzincalloys“, thesecretariatofwhichis
13、heldbyAFNOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyNovember2003,andconflictingnationalstandardsshallbewithdrawnatthelatest byNovember2002. ThisdocumentwillsupersedeEN1179:1995. ThisisoneofaseriesofEuropeanStanda
14、rdsforzincandzincalloyproducts.Otherproductsarespecifiedinthe followingstandards: EN988, ZincandzincalloysSpecificationsforrolledflatproductsforbuilding. EN1774, ZincandzincalloysAlloysforfoundrypurposesIngotandliquid. EN12844, ZincandzincalloysCastingsSpecification. EN13283, ZincandzincalloysSecond
15、aryzinc. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcoun triesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slov
16、akia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN1179:2003(E) 4 1Scope ThisEuropeanStandardspecifiestheclassification,chemicalcomposition,markingandotherrequirementsfor primaryzinc.Thegradesofzincincludedinthestandardarethosewhicharetradedinternationally.Thestandard doesnotincluderequirementsforse
17、condaryzincproducedbyremelting. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionso
18、fanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN12060, ZincandzincalloysMethodofsamplingSpecifications. EN124413, ZincandzincalloysChemicalanalysisPart3:Det
19、erminationoflead,cadmiumandcopperFlame atomicabsorptionspectrometricmethod EN124415, ZincandzincalloysChemicalanalysisPart5:DeterminationofironinprimaryzincSpectropho tometricmethod EN124416, ZincandzincalloysChemicalanalysisPart6:DeterminationofaluminiumandironFlameatomic absorptionspectrometricmet
20、hod 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply: 3.1 ingot castproductintendedforremelting 3.2 primaryzinc zincobtainedfromtheore,orotherzincbearingmaterial,byaprocessofdistillationorbychemicalorelectrolytic reduction NOTE Primaryzincisnormallysupp
21、liediningotform,butmayalsobeavailableinliquidform. 3.3 cast 3.3.1 cast,fornoncontinuouscasting productofonefurnace,orcruciblemelt 3.3.2 cast,forcontinuouscasting identifiedvolumeofliquidmetal 3.4 batch numberofingotstakenfromasinglecastEN1179:2003(E) 5 3.5 bundle collectionofingotstakenfromasingleca
22、standsecured,forexamplebybanding,forthepurposesofhandling, shipmentandstorage 3.6 jumbo largeingotnotsuitableformanualhandling,weighingatleast30kg.Normallyajumboweighsseveralhundred kilogram 4Manufacture Zincingotsshallbemanufacturedbycastingfromliquidprimaryzinc. 5 Orderinginformation Thefollowingi
23、nformationshallbesuppliedbythepurchaserintheordertoassistthesupplierinprovidingthecor rectmaterial: a) thenumberofthisEuropeanStandard(EN1179); b) thegradeoftheprimaryzincrequired(seeTable1); c) thetotalmassrequired; d) foringots,theirindividualnominalmass; e) whenaspecificingotshapeisrequired(see6.
24、2); f) whenacertificateofanalysisoradeclarationofconformityisrequired(seeclause9). 6Requirements 6.1 Chemicalcomposition TheprimaryzincshallconformtothechemicalcompositiongivenfortheappropriategradeinTable1. Inexpressingtheresultsfortheanalysis,thevaluesobtainedshallberoundedtothesamenumberofdecimal
25、 placesasusedinexpressingthespecifiedlimitinTable1. Thefollowingrulesshallbeusedforrounding: a) ifthefigurefollowingthelastfiguretoberetainedislessthan5,thelastfiguretoberetainedshallbekeptun changed; b) ifthefigurefollowingthelastfiguretoberetainedisequaltoorgreaterthan5,thelastfiguretoberetained s
26、hallbeincreasedbyoneunit. 6.2Shape of ingots Theshapeofingotsshallbeatthesuppliersdiscretionunlessaspecificshapehasbeenagreeduponbetween purchaserandsupplierandstatedintheenquiryandorderseeclause5e). 6.3 Surfaceconditionofingots Thesurfaceconditionofingotsshallbesuchthatitdoesnotaffectthechemicalcom
27、positionrequirements,andis notdetrimentaltotheenduseoftheingots.EN1179:2003(E) 6 7 Samplingandanalysis Thesamplingofprimaryzincforverificationofitsconformitytothechemicalcompositionrequirementsofthisstan dardshallbeinaccordancewithEN12060. ThechemicalcompositiongiveninTable1shall,incaseofdispute,bed
28、eterminedbywetchemicalmethodsgiven inEN124413,EN124415,andEN124416,unlessotherwiseagreed. NOTE:Opticalemissionspectrometryanalysis,accordingtoEN12019,isrecommendedonlyforproductioncontrolpurposes andendproductcertification. 8 Markingandlabelling Allingotsorbundlesshallbemarked,orlabelled,withthefoll
29、owingminimuminformation: a) theproducersmark; b) thezincgrade(bygradeclassificationorbycolourcodeseeTable1; c) thebatchorcastreference; d) themassoftheingotorbundle. 9 Inspectiondocuments Ifrequestedbythepurchaseratthetimeofordering,thesuppliershallfurnishinspectiondocumentswitheach consignment.Thed
30、ocumentationshallbeaschosenbythepurchaserseeclause5f)andshallbeinaccordance witheithera)orb),asfollows: a) acertificateofanalysis,givingtheresultsobtainedonthespecificcastsintheconsignment; b) adeclarationofconformityoftheconsignmentwiththeorderrequirements.Thisdeclarationshallincludethe followingin
31、formation: 1) nameandaddressofsupplier; 2) dateofdeclarationofconformity; 3) nameandaddressofpurchaser; 4) purchasersordernumber; 5) adescriptionofthegoodsandthequantitysupplied; 6) identificationofthisstandardandthegradesupplied; 7) thefollowingdeclaration: Thegoodsdetailedhereonhavebeenmanufacture
32、dtoconformtotherequirementsofthepurchasersorder andspecificationdetailedthereon. Signature:_ (suppliersauthorizedrepresentative)EN1179:2003(E) 7 Table1Chemicalcompositionofprimaryzinc Compositionin%(massfraction) 123456 Pb Cd Fe Sn Cu Al Totalof elements in columns 1to6 Grade classifi cation Colour
33、code Nominal zinc content max. max. max. max. max. max. max. Z1 White 99,995 0,003 0,003 0,002 0,001 0,001 0,001 0,005 Z2 Yellow 99,99 0,005 0,003 0,003 0,001 0,002 0,01 Z3 Green 99,95 0,03 0,005 0,02 0,001 0,002 0,05 Z4 Blue 99,5 0,45 0,005 0,05 0,5 Z5 Black 98,5 1,4 0,005 0,05 1,5BS EN 1179:2003 B
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