EN 14072-2003 en Glass in furniture - Test methods《家具用玻璃 测试方法》.pdf

1、BRITISH STANDARD BS EN 14072:2003 Glass in furniture Test methods The European Standard EN 14072:2003 has the status of a British Standard ICS 81.040.30; 97.140 BS EN 14072:2003 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 5 April 2004 BSI

2、 5 April 2004 ISBN 0 580 43600 4 National foreword This British Standard is the official English language version of EN 14072:2003. The UK participation in its preparation was entrusted to Technical Committee FW/1, Common test methods for furniture, which has the responsibility to: A list of organiz

3、ations 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 “International Standards Correspon

4、dence 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 British Standard does not of i

5、tself 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 and European developments an

6、d 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 10, an inside back cover and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued sinc

7、e publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN14072 November2003 ICS81.040.30;97.140 Englishversion GlassinfurnitureTestmethods VerreenameublementMthodesdessai GlasinMbelnPrfverfahren ThisEuropeanStandardwasapprovedbyCENon8September2003. CENmembersareboundtocom

8、plywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanSt

9、andardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,

10、Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Bru

11、ssels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN14072:2003EEN14072:2003(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Generaltestconditions . 4 3.1 Preliminarypreparation. 4 3.2 Tolerances 4 4 Testequipment 5 4.1 Floorsu

12、rface . .5 4.2 Wallsurface 5 4.3 Stops .5 4.4 Impacthammerforverticalglass(seeFigure1) . .5 4.5 Impactorforhorizontalglass(seeFigure2) .6 4.5.1 Circularbody. .6 4.5.2 Springs6 4.5.3 Strikingsurface 7 4.6 Polyurethanefoamsheet . .7 4.7 Rubberpad .7 5 Testmethodforverticalglass 7 6 Testmethodforhorizo

13、ntalglass .8 7 Inspectionandassessmentoftestresults . 8 8 Testreport . .8 Bibliography 10EN14072:2003(E) 3 Foreword Thisdocument(EN14072:2003)hasbeenpreparedbyTechnicalCommitteeCEN /TC 207,“Furniture“,the secretariatofwhichisheldbyUNI. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eit

14、herbypublicationofanidenticaltextor byendorsement,atthelatestbyMay2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby May2004. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,C

15、zechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN14072:2003(E) 4 1Scope ThisEuropeanStandardspecifiestestmethodsforhorizontalandverticalglassusedinfurniture.Itapplies

16、toboth flatandcurvedglass. Thetestmethodscanbeappliedtofurnitureinallfieldsofapplicationfromdomestictocontractuse. Thetestmethodsaredesignedtorepresentforcescausedbyimpactswithpartsofthehumanbody. Thetestmethodsdonotapplytoglassshelvesnortoglasssupportedoveritsentirearea,includingwallfixed mirrors.

17、ThestandarddoesnotapplytotestingandclassificationoftheglassitselfascoveredbyEN12600.Thestandard doesnotincludeanyrequirements. 2 Normativereferences ThisEuropeanStandardincorporates,bydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthe

18、textandthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferences,thelatesteditionofthe publicationreferredtoapplies(includingamendments). ENISO2439,Flex

19、iblecellularpolymericmaterialsDeterminationofhardness(indentationtechnique)(ISO 2439:1997,includingTechnicalCorrigendum1:1998) ISO7619, RubberDeterminationofindentationhardnessbymeansofpockethardnessmeters 3General test conditions 3.1Preliminarypreparation Unlessotherwisespecifiedinarequirementdocum

20、ent,thefollowingconditionsapply: Beforeanyofthetestsarecommenced,theitemshallbeoldenoughtoensurethatithasdevelopeditsfull strength.Atleastfourweeksinnormalindoorconditionsshallhaveelapsedbetweenmanufacturing(orassembly) andtestinginthecaseofgluedjointsintimberetc. Thefurnitureshallbetestedasdelivere

21、d.Ifofknockdowntype,itshallbeassembledaccordingtotheinstructions suppliedwiththefurniture.Ifthefurniturecanbeassembledorcombinedindifferentways,themostadverse combinationshallbeusedforeachtest.Thesameisvalidforunitsthatcanbecombinedwithotherunitsor components. Thetestsshallbecarriedoutinindoorcondit

22、ions,butifduringatestthetemperatureisoutsidetherangeof15 C to25 C,themaximumand/orminimumtemperatureshallberecordedinthetestreport. Tightenallassemblyfittingsbeforetesting. 3.2Tolerances Unlessotherwisestated,thefollowingtolerancesapply: Masses: 0,5%ofthenominalmass;EN14072:2003(E) 5 Dimensions: 1,0

23、mmofthenominaldimension; Angles: 2 ofthenominalangle. 4 Testequipment 4.1Floorsurface Thefloorsurfaceshallbearigid,horizontalandflatsurface. 4.2Wallsurface Thewallsurfaceshallbearigid,verticalandflatsurface. 4.3Stops Topreventthesamplefromsliding,stopsshallnotbehigherthan12mmexceptincaseswherethedes

24、ignofthe samplenecessitatestheuseofhigherstops,inwhichcasetheloweststopthatwillpreventthesamplefromsliding shallbeused. 4.4Impacthammerforverticalglass(seeFigure1) Acylindricalpendulumhead,assembly(1+2+3)inFigure1,withamassof(6,5 0,07)kg,supportedfroma pivotbyacolddrawnseamlesssteeltubeof38mmindiame

25、terandwithawallthicknessof2mm(4inFigure1). Themassofthesteeltubeshallbe(2 0,2)kg.Thedistancebetweenthepivotandthecentreofgravityofthe pendulumheadshallbe1m.Alowfrictionbearingshallpivotthependulumarm.EN14072:2003(E) 6 Dimensionsinmm Key 1 Pendulumhead,steelmass6,4kg 2Hardwood 3 Rubber50IRHD(ISO7619)

26、 4 Pendulumarm,length950mm;hightensilesteeltube38x2 5 Pivot/lowfrictionbearing Figure1Impactorforverticalglass 4.5Impactorforhorizontalglass(seeFigure2) 4.5.1 Circularbody Thecircularbodyshallbe200mmindiameter,separatedfromthestrikingsurfacebyhelicalcompressionsprings andfreetomoverelativetoitonalin

27、eperpendiculartotheplaneofthecentralareaofthestrikingsurface.The bodyandassociatedpartsminusthespringsshallhaveamassof(17 0,1)kgandthewholeapparatus,including mass,springsandstrikingsurface,shallhaveamassof(25 0,1)kg. 4.5.2Springs Springsshallbesuchthatthecombinedspringsystemhasanominalspringrateof(

28、6,9 1)N/mmandthetotal frictionresistanceofthemovingpartsisbetween0,25Nand0,45N. Thespringsystemshallbecompressedtoaninitialloadof(1040 5)N (measured statically) and the amount of springcompressionmovementavailablefromtheinitialcompressionpointtothepointwherethespringsbecome fullyclosed,shallbenotles

29、sthan60mm.EN14072:2003(E) 7 4.5.3Striking surface Thestrikingsurfaceshallbearigidcircularobject,200mmindiameter,thefaceofwhichhasaconvexspherical curvatureof300mmradiuswitha12mmfrontedgeradius. 4.6Polyurethanefoamsheet Thepolyetherfoamsheetshallhaveathicknessof100mm,abulkdensityof(30 2)kg/m 3 andani

30、ndentation hardnessindexof(170 20)NaccordingtoA40ofENISO2439,withdimensionsapproximately200mmmore thanthediameteroftheimpactor(4.5). 4.7Rubberpad Therubberpadshallbe10mmthick,minimum100mmx100mm,withahardnessof30IHRDaccordingtoISO 7619. Key 1Jointofliftingdevicenotinhibitingfreefall Figure2Impactorfo

31、rhorizontalglass 5 Testmethodforverticalglass Placetheunitonthefloorsurface(4.1)oronthewallsurface(4.2). Theimpactpointontheglasssurfaceshallbeintheverticalplane.Ifnecessary,theunitshallbetilted. Facethestrikingsurfaceoftheglasswitha10mmthickrubberpad(4.7)atthepointofimpact. Withthearmoftheimpactham

32、merhangingverticalandthestrikingsurfacetouchingtherubberpadattheimpact positionspecifiedintherequirementdocument.Positionfreestandingfurniturewithstopsaroundthefeetandwith wallmountedunitsattachedtoatestwall.EN14072:2003(E) 8 Lettheimpacthammer(4.4)fallfreelythroughthespecifiedheightontotheglassonth

33、osepositionsandforthe numberoftimesspecifiedintherequirementdocument. Carryoutthetestonthenumberoftestsamplesspecifiedintherequirementdocument. Beforeeachimpact,checkthattherearenoglasssplintersintherubberpadnorintherubberoftheimpact hammerhead. Carryoutinspectionandassessmentoftestresultaccordingto

34、clause7. 6 Testmethodforhorizontalglass Placetheunitonthefloorsurface(4.1)oronthewallsurface(4.2). Theimpactpointonglasssurfaceshallbeinthehorizontalplan.Ifnecessary,theunitshallbetilted. Placeapieceofpolyurethanefoam(4.6)ontheglasssurfaceonapositionspecifiedintherequirementdocument. Withtheimpactor

35、restingonthefoam,adjustthefallheightaccordingtotherequirementdocument. Lettheimpactor(4.5)fallfreelythroughthespecifiedheightontotheglassonthosepositionsandforthenumber oftimesspecifiedintherequirementdocument. Carryoutthetestonthenumberoftestsamplesspecifiedintherequirementdocument. Beforeeachimpac

36、t,checkthattherearenoglasssplintersinthepolyurethanefoamorinthestrikingsurfaceofthe impactor. Carryoutinspectionandassessmentoftestresultaccordingtoclause7. 7 Inspectionandassessmentoftestresults Afterthetest,checktheglassaccordingtothefollowing: a) damagetotheglass; b) glassthathasbecomecompletelyd

37、islodged; c) glassthathasbeenbrokenbytheimpactorinoneofthefollowingmanners: 1) numerouscracksappearformingseparatefragmentswithsharpedges,someofwhicharelarge; 2) numerouscracksappear,butfragmentsholdtogetheranddonotseparate; 3) disintegrationoccurs,leadingtoanumberofparticles,whicharerelativelyharml

38、ess. NOTE Breakagetypec)1istypicalofannealedglass.Breakagetypec)2istypicaloflaminatedglass.Breakagetypec)3is typicaloftoughenedandheattreatedglass. Theinspectionandassessmentoftestresultsshallincludedetaileddocumentationofanydamagetotheglass. 8 Testreport Thetestreportshallincludeatleastthefollowing

39、information: a) referencetothisEuropeanStandard;EN14072:2003(E) 9 b) descriptionoftheunittested(relevantdata); c) detailsofloadsonstorageareas; d) descriptionofdropheightsandimpactpositions; e) testresultsaccordingtoclauses5,6and7; f) detailsofanydeviationsfromthisEuropeanStandard; g) nameandaddress

40、ofthetestfacility; h) dateofthetest.EN14072:2003(E) 10 Bibliography EN12600:2002, GlassinbuildingPendulumtestImpacttestmethodandclassificationforflatglassblankBS EN 14072:2003 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible

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