BS EN 10244-5-2001 Steel wire and wire products - Non-ferrous metallic coatings on steel wire - Nickel coatings《钢丝及其制品 钢丝上的非有色金属涂层 镍涂层》.pdf

1、BRITISH STANDARD BS EN 10244-5:2001 Steel wire and wire products Non-ferrous metallic coatings on steel wire Part 5: Nickel coatings The European Standard EN 10244-5:2001 has the status of a British Standard ICS 25.220.40; 77.140.65 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT

2、LAWBS EN 10244-5:2001 This British Standard, having been prepared under the direction of the Engineering Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 May 2001 BSI 05-2001 ISBN 0 580 37148 4 National foreword This British Standard is the o

3、fficial English language version of EN 10244-5:2001. The UK participation in its preparation was entrusted to Technical Committee ISE/26, Steel wire, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references T

4、he British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A

5、 British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; pres

6、ent to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep 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 c

7、over, the EN title page, pages 2 to 6, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN102445 March2001 ICS

8、25.220.40 Englishversion SteelwireandwireproductsNonferrousmetalliccoatingson steelwirePart5:Nickelcoatings FilsetproduitstrfilsenacierRevtementsmtalliques nonferreuxsurfilsdacierPartie5:Revtementsdenickel StahldrahtundDrahterzeugnisseberzgeaus NichteisenmetallaufStahldrahtTeil5:berzgeaus Nickel Thi

9、sEuropeanStandardwasapprovedbyCENon21January2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeo

10、btainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions

11、. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRN

12、ORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN102445:2001EPage2 EN102445:2001 Contents Page Foreword .3 1 Scope4 2 Normativereference. .4 3 Termanddefinition. 4 4 Requirementsrelatingtocoat

13、ing4 4.1 Material.4 4.2 Massofcoating . 4 4.3 Generalrequirements .5 5 Testconditions. .5 5.1 Samples5 5.1.1 General .5 5.1.2 Lengthofsamples. 5 5.2 Determinationofmassofcoating .5 5.2.1 General .5 5.2.2 Gravimetricmethod 5 5.2.3 Useofatomicabsorptionspectrometer .6 5.3 Adherencetest 6Page3 EN102445

14、:2001 Foreword ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeECISS/TC30“Steelwires“,the secretariatofwhichisheldbyBSI. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofan identicaltextorbyendorsement,atthelatestbySeptember2001,andconflictingnationalstandards

15、 shallbewithdrawnatthelatestbySeptember2001. ThisEuropeanStandardfornonferrousmetalliccoatingonsteelwireismadeupofthefollowing parts: Part1:Generalprinciples Part2:Zincandzincalloycoatings Part3:Aluminiumcoatings Part4:Tincoatings Part5:Nickelcoatings Part6:Copper,bronzeandbrasscoatings Accordingtot

16、heCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthe followingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Czech Republic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg, Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandtheUnitedKin

17、gdom.Page4 EN102445:2001 1Scope ThispartofthisEuropeanStandardspecifiestherequirementsforthemass;otherpropertiesand testingofnickelcoatingsonsteelwireandsteelwireproductsofroundorothercrosssection. 2 Normativereference ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromother pub

18、lications.Thesenormativereferencesarecitedattheappropriateplacesinthetextandthe publicationsarelistedhereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofany ofthesepublicationsapplytothisEuropeanStandardonlywhenincorporatedinitbyamendmentor revision.Forundatedreferencesthelatesteditionof

19、thepublicationreferredtoapplies(including amendments). EN102441,SteelwireandwireproductsNonferrousmetalliccoatingsonsteelwire Par1:Generalprinciples EN102444 ,SteelwireandwireproductsNonferrousmetalliccoatingsonsteelwirePart4:Tin coatings 3 Termanddefinition ForthepurposesofthisEuropeanstandardthefo

20、llowingtermanddefinitionapply. 3.1 wirewithnickelcoating wiretowhichanickelcoatinghasbeenappliedbyelectrolyticdeposition,eitherbeforedrawingor whenthefinaldimensionhasbeenobtained 4 Requirementsrelatingtocoating 4.1Material Thenickelcoatingshallbemadeofpurenonalloynickel;thetoleratedquantityofimpuri

21、tiesshallbe maximum2% 4.2 Massofcoating Thecoatingmass,whenrequired,shallbeagreedatthetimeofenquiryandorderoraccordingtothe productstandard.Page5 EN102445:2001 4.3 Generalrequirements SeetherequirementsinEN102441. 5Test conditions 5.1Samples 5.1.1General SeethegeneralrequirementsinEN102441. 5.1.2 Le

22、ngthofsamples Thelengthofthesamplesshallbesufficienttoallowallthenecessaryteststobecarriedout. 5.2 Determinationofmassofcoating 5.2.1General Themassofthecoatingshallbedeterminedusingthegravimetricmethodorusinganatomic absorptionspectrometer.Forthegravimetricmethod,thesamplelengthshallinaccordancewit

23、h Table1inEN102444. 5.2.2Gravimetric method 5.2.2.1Procedure Ifnecessary,degreasethesamplewithasuitablesolvent.Weighthesampletoanaccuracyof 0,1mg.(mass m 1 ). Stripthesamplesinconcentratednitricacid(HNO 3 )withadensityof1,4at20C. Afterstripping,rinsethesamples,drythemandonceagainweighthemtothesameac

24、curacy (mass m 2 ).Ifthemassdifferenceislessthan10mg,repeatthetestwithasuitablylongersample. Determinethediameterofthewire. 5.2.2.2 Calculationofmassofcoating ThecalculationshallbecarriedoutinaccordancewithEN102441usingthefollowingformula: 2 2 1 2 1962 : / m d m m m g Ni Page6 EN102445:2001 5.2.3 Us

25、eofatomicabsorptionspectrometer Giventheaggressivenatureofthestrippingsolution,thegravimetricmethoddoesnotgivecompletely accuratefigures.Amoreaccuratemethodinvolvesdeterminingthequantityofnickelinadefined volumeofpicklingsolutionusinganatomicabsorptionspectrometer. NOTE Thepossibleerrorinusingthegra

26、vimetricmethodmaybesmallerwithhighcarbonsteelsthanwith lowcarbonsteels,whichmaybevigorouslyattacked. 5.3Adherence test TheadherencetestshallbecarriedoutinaccordancewithEN102441usingamandrelwitha diameterthreetimesthediameterofthewire.Undertheseconditions,thenickelcoatingshallshow nosignsofflaking.bl

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