1、 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | BRITISH STANDARD BS EN ISO 13805: 9 ICS 25
2、220.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Vitreous and porcelain enamels for aluminium Determination of the adhesion of enamels on aluminium under the action of electrolytic solution (spall test) 200This British Standard, having been prepared under the direction
3、of the Sector Committee for Materials and Chemicals, was published under the authority of the Standards Committee and comes into effect on 15 January 2000 BSIBS ISO 13805: 9 Amendments issued since publication National foreword The UK participation in its preparation was entrusted to Technical Commi
4、ttee STI/36, Vitreous enamel coatings. A list of organizations represented on this committee can be obtained on request to its secretary. Compliance with a British Standard confer immunity from legal obligations. EN 200 cannot This publication does not purport to include all the necessary provisions
5、 of a contract. Users are responsible for its correct application. This British Standard is the UK implementation of EN ISO 13805:2009. It is identical with ISO 13805:1999. It supersedes BS ISO 13805:1999 which is withdrawn.2009ISBN 978 0 580 63559 5 Date Comments This corrigendum renumbers BS ISO 1
6、3805:1999 as BS EN ISO 13805:2009 31 May 2009EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 13805 January 2009 ICS 25.220.50 English Version Vitreous and porcelain enamels for aluminium - Determination of the adhesion of enamels on aluminium under the action of electrolytic solution (spall
7、 test) (ISO 13805:1999) maux vitrifis dposs sur laluminium - Dtermination de ladhrence laide dun lectrolyte (essai dcaillage) (ISO 13805:1999) Aluminium-Emails - Bestimmung der Haftung von Aluminium-Emails unter Einwirkung von Elektrolytlsungen (ISO 13805:1999) This European Standard was approved by
8、 CEN on 13 December 2008. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national stan
9、dards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified
10、to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
11、Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2009 CEN All rights of exploi
12、tation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 13805:2009: EEN ISO 13805:2009 (E) Foreword The text of ISO 13805:1999 has been prepared by Technical Committee ISO/TC 107 “Metallic and other inorganic coatings” of the International Organization for St
13、andardization (ISO) and has been taken over as EN ISO 13805:2009 by Technical Committee CEN/TC 262 “Metallic and other inorganic coatings” the secretariat of which is held by BSI. This European Standard shall be given the status of a national standard, either by publication of an identical text or b
14、y endorsement, at the latest by July 2009, and conflicting national standards shall be withdrawn at the latest by July 2009. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for iden
15、tifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Gre
16、ece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of ISO 13805:1999 has been approved by CEN as a EN ISO 13805:2009 without an
17、y modification. ii BS EN ISO 13805:2009 ISO iii Introduction BS Thespallingofporcelainenamelledaluminium,adefectcharacterizedbyseparationoftheporcelainenamelfrom thealuminiumbasematerial,iscausedbypooradhesion.Thespalltestisthereforecapableofcontrollingthe qualityoftheenamellingprocessincludingtheen
18、amelformulation,thepreparationofthebasemetalpriorto enamelling,theapplicationandfiringprocedures,andthealuminiumalloyselectedforenamelling. EN ISO 13805:2009 (E) EN ISO 13805:2009 INTERNATIONALSTANDARD ISO ISO13805:1999(E) 1 Vitreousandporcelainenamelsforaluminium Determinationoftheadhesionofenamels
19、onaluminium undertheactionofelectrolyticsolution(spalltest) 1Scope ThisInternationalStandardspecifiesatestmethodfortheaccelerateddeterminationoftheresistanceofporcelain enamelcoatingsonaluminiumandaluminiumalloystospallingasaresultofexposuretomoistureorweathering. Becausespallingiscausedbythelackofa
20、dhesionbetweenthecoatingandthebasemetal,thespalltestisatest ofadhesion.Thegreatertheextentofspallinginthistest,thegreaterthelikelihoodthatthearticlewillspallin service. 2Normative references Thefollowingnormativedocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsof thisIn
21、ternationalStandard.Fordatedreferences,subsequentamendmentsto,orrevisionsof,anyofthese publicationsdonotapply.However,partiestoagreementsbasedonthisInternationalStandardareencouragedto investigatethepossibilityofapplyingthemostrecenteditionsofthenormativedocumentindicatedbelow.For undatedreferences,
22、thelatesteditionofnormativedocumentreferredtoapplies.MembersofISOandIECmaintain registersofcurrentlyvalidInternationalStandards. IS03819, LaboratoryglasswareBeakers . ISO4788, LaboratoryglasswareGraduatedmeasuringcylinders. ISO10141, VitreousandporcelainenamelsVocabulary. ISO13805, Vitreousandporcel
23、ainenamelsonaluminiumProductionofspecimensfortesting. 3 Termsanddefinitions ForthepurposesofthisInternationalStandard,thetermsanddefinitionsgiveninISO10141apply. 4Principle Ascoredenamelledaluminiumspecimenisexposedtoanaqueoustestsolutionconsistingofantimonytrichloride, SbCl 3 ,havingaconcentrationo
24、f10g/I,atanambienttemperatureof18 O Cto28 O Cfor20h. 5Designation Thetestmethodforthedeterminationoftheadhesionofenamelcoatingsonaluminiumandaluminiumalloysby meansofthespalltestdescribedinthisInternationalStandardshallbedesignatedasfollows: TestISO13805ISO 2 6Apparatus 6.1Balance . 6.2 Graduatemeas
25、uringcylinder, withacapacityof1000mlinaccordancewithISO4788. 6.3Beaker,inaccordancewithISO3819or plasticvessel ofsuitablesize. 6.4 Plasticorglasshook, orstand, forholdingthespecimeninthetestsolution. 6.5Viscose sponge . 6.6File . 6.7Steel needle . 7Reagents 7.1Test solution Thetestsolutionshallbeana
26、queoussolutionoftechnicalgradeantimonytrichloride,SbCl 3 ,withaconcentrationof 10g/l. Preparethetestsolutionbydissolving10gofantimonytrichloride,SbCl 3 ,in1000mlofdistilledordemineralized waterandstircontinuously. NOTE Hydrochloricacidandawhiteprecipitateconsistingofamixtureofantimoniousoxychloride,
27、SbOCl,andantimony trioxide,Sb 2 O 3 ,willbeformed.Theprecipitateisanintegralpartofthetestsolution. Antimonytrichlorideishygroscopic.Thereforekeepitinsealedcontainers.Donotusemoistorwetantimony trichloride. Prepareafreshsolutionforeachtestonthesamedayasitistobeused. 7.2Cleaning solution Thecleaningso
28、lutionshallbeasodium nalkyl(C 10 C 13 )benzenesulphonatewithaconcentrationofactive substanceof0,1%dissolvedindistilledordemineralizedwater. 8Specimen 8.1Selection Thespecimenmaybeacommerciallyavailablearticleorapartofit.Alternatively,itmaybeaspeciallyprepared specimeninaccordancewithISO13804. 8.2Pre
29、paration Prepareatleastonecutedgeofthespecimenimmediatelypriortothetest.Theanglebetweenthecutedgeand thesurfaceofthespecimenshallbeapproximately90 O .Ifrequired,refinishthecutedgewithafile(6.6)wherethe filingdirectionshallbefromenameltometal.Wetthecutedgecompletelywiththetestsolution(7.1)alongitswho
30、le length. Scoreacrossalongthewholespecimensurfaceusingthesteelneedle(6.7)suchthatitextendstothebasemetal. EN ISO 13805:2009 (E) BS EN ISO 13805:2009 ISO 3 8.3Cleaning Thespecimenshallbecleanandfreeofgreaseorsimilarimpuritieswhichmayaffectthetestresults.Therefore immersethespecimeninthecleaningsolut
31、ion(7.2)atatemperatureofabout40 o Cforapproximately3min.Rinse itintapwaterandthenindistilledordemineralizedwater. 9Procedure Thequantityoftestsolutiondependsonthesizeofthespecimenandshallbeatleast3mlforeachcm 2 ofsurface area. Immersethespecimencompletelyinthetestsolution(7.1)inabeakerorplasticvesse
32、lofsuitablesize(6.3)for 20h,suspendingthespecimenbyaplasticorglasshookorbymeansofastand(6.4).Duringthistimetheambient temperatureshallbebetween18 O Cand28 O C. Thetestsolution(7.1)shallnotcomeintocontactwithanymetalotherthanthespecimen. Afterthe20htestperiod,takethespecimenoutofthetestsolution(7.1),
33、rinseitinwaterandcleanitwiththe viscosesponge(6.5)toremoveloosefragmentsofenamel.Thendrythespecimeninair. 10 Expressionofresults Examineeachspecimenvisuallyfromadistanceof250mm.Describethefollowingtypesofdamageinthetest report(seeclause11): a) anyspallareawherethebasismetalisvisible,thatislocatedmor
34、ethan3mmfromtheedgeorscoremark, andthatislongerthan25mm; b) anyspallareaonthespecimensurfacenottouchinganedgeorascoremark,thatisgreaterthan10mm 2 ; c) morethanonespallarea(evenifindividualareasarelessthan10mm 2 )perdm 2 ofthesurfacearea, disregardingpinholes. 11Test report Thetestreportshallincludet
35、hefollowinginformation: a) thetypeofspecimen; b) referencetothisIntemationalStandard,i.e.,determinedaccordingtoTestISO13805; c) thetypeofdamagethatoccurred,accordingtothecriteriaspecifiedinclause10. EN ISO 13805:2009 (E) BS EN ISO 13805:2009 blankBSI Group Headquarters 389 Chiswick High Road, London
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