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    BS EN 622-1-2003 Fibreboards - Specifications - General requirements《纤维板 规范 一般要求》.pdf

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    BS EN 622-1-2003 Fibreboards - Specifications - General requirements《纤维板 规范 一般要求》.pdf

    1、BRITISH STANDARD BS EN 622-1:2003 Fibreboards Specifications Part 1: General requirements The European Standard EN 622-1:2003 has the status of a British Standard ICS 79.060.20 BS EN 622-1:2003 This British Standard, was published under the authority of the Standards Policy and Strategy Committee on

    2、 4 July 2003 BSI 4 July 2003 ISBN 0 580 42213 5 National foreword This British Standard is the official English language version of EN 622-1:2003. It supersedes BS EN 622-1:1997 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee B/541, Wood based panels,

    3、 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 found in the BSI Catalogue under the

    4、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 responsible for its correct applicatio

    5、n. 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 keep the UK interests informed; monitor

    6、 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 9 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issu

    7、ed. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN6221 April2003 ICS79.060.20 SupersedesEN6221:1997 Englishversion FibreboardsSpecificationsPart1:Generalrequirements PanneauxdefibresExigencesPartie1:Exigences gnrales FaserplattenAnforderun

    8、genTeil1:Allgemeine Anforderungen ThisEuropeanStandardwasapprovedbyCENon3March2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconce

    9、rnings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasth

    10、esamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDA

    11、RDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN6221:2003EEN6221:2003(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4

    12、 3 Requirements .4 4 Verificationofcompliance 6 4.1 General6 4.2 Externalcontrol 6 4.3 Factoryproductioncontrol .6 5 Marking .7 AnnexA (normative) Voluntarycolourcodingsystemforfibreboards .8 Bibliography 9EN6221:2003(E) 3 Foreword Thisdocument(EN6221:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC11

    13、2“Woodbasedpanels”, thesecretariatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyOctober2003,andconflictingnationalstandardsshallbewithdrawnatthelatest byOctober2003. ThisdocumentsupersedesEN6221:1997

    14、. Thisstandardisoneofaseriesspecifyingrequirementsforfibreboards.Thetitlesoftheotherpartsofthisseries arelistedinclause2. ComparedtoEN6221:1997thefollowingmodificationshavebeenmade: a) annexAwithAdeviationsforformaldehydeemissionhasbeendeleted.Theformaldehydeclassesaccording toEN13986havetakenintoac

    15、countinTable1andTable3. b) EN3262andEN3263havebeenaddedasnormativereferencesinclause4. AnnexAisnormative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowingcoun triesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, Franc

    16、e,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN6221:2003(E) 4 1Scope ThisEuropeanStandardspecifiestherequirementsforsomepropertieswhicharecommontoalluncoatedfibre boardtypesasdefinedinEN316. 2 Normat

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

    18、an Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN120 ,WoodbasedpanelsDeterminationofformaldehydecontentExtractionmethodcalledtheperforator method. EN316, WoodfibreboardsDefinition,classificationand

    19、symbols. EN322, WoodbasedpanelsDeterminationofmoisturecontent. EN323, WoodbasedpanelsDeterminationofdensity. EN3241, WoodbasedpanelsDeterminationofdimensionsofboardsPart1:Determinationofthickness widthandlength. EN3242, WoodbasedpanelsDeterminationofdimensionsofboardsPart2:Determinationofsquareness

    20、andedgestraightness. EN3262, WoodbasedpanelsSampling,cuttingandinspectionPart2:Qualitycontrolinthefactory. EN3263, WoodbasedpanelsSampling,cuttingandinspectionPart3:Inspectionofaconsignmentof panels. EN6222, FibreboardsSpecificationsPart2:Requirementsforhardboards. EN6223, FibreboardsSpecificationsP

    21、art3:Requirementsformediumboards. EN6224, FibreboardsSpecificationsPart4:Requirementsforsoftboards. EN6225, FibreboardsSpecificationsPart5:Requirementsfordryprocessboards(MDF). ENV7171, WoodbasedpanelsDeterminationofformaldehydereleasePart1:Formaldehydeemissionby thechambermethod. EN7172, Woodbasedp

    22、anelsDeterminationofformaldehydereleasePart2:Formaldehydereleasebythe gasanalysismethod. 3Requirements FibreboardsshallcomplywiththegeneralrequirementslistedinTable1andthethicknesstoleranceslistedin Table2whendispatchedfromtheproducingfactory.Forcertainusesoffibreboards(seespecificstandardsfor fibre

    23、boardstypesandgeneralperformancestandardsforwoodbasedpanels),inthecaseofdispatchincutsizes, orwhenfurthermachined(e.g.tonguedadgrooved),specialtolerancesfornominaldimensions,squarenessand edgestraightnessmaybeagreedupon.ThevaluesgiveninTable1andTable2fortolerancesfornominaldimen sions(thickness,widt

    24、handlength),squareness,edgestraightnessanddensitywithinapanel,arecharacterizedby amoisturecontentinthematerialcorrespondingtoatemperatureof20 Candarelativehumidityof65%.Proper tiesnotrequiredforspecificboardtypesaremarked“.EN6221:2003(E) 5 Therequirementsrelatingtoformaldehydepotential(perforatorval

    25、ue)shallbemetbythe95percentilevalue basedontestvaluesofindividualboards.The95percentilevalueshallbeequaltoorlessthanthevaluegivenin Table1. Table1Generalrequirementsfordifferenttypesoffibreboardatdispatch BoardType Property Test method Hard boards (HB) Medium boards (MBLandMBH) Soft boards (SB) Dryp

    26、rocess boards (MDF) Tolerancesonnominal dimensions: Thickness Lengthandwidth EN3241 EN3241 seeTable2 2mm/m,maximum 5mm Squarencesstolerances EN3242 2mm/m Edgestraightness tolerance EN3242 1,5mm/m Moisturecontent EN322 4%to9% 4%to9% 4%to9% 4%to11% Toleranceonmean densitywithinapanel EN323 7% Formalde

    27、hydepotential EN120or ENV7171 ClassE1 Perforatorvalue a Steadystateemission value b EN120or ENV7171 8mg/100govendryboard Release 0,124mg/m 3 air ClassE2 Perforatorvalue a Steadystateemission value b EN120or ENV7171 30mg/100govendryboard Release0,124mg/m 3 air a Theperforatorvaluesapplytopanelswitham

    28、oisturecontent Hof6,5%.Inthecaseofdryprocessboardswithdifferent moisturecontents,theperforatorvalueshallbemultipliedbyafactor Fcalculatedfromthefollowingequations: Forpanelswithmoisturecontentsintherangeof4% H 9%: F= - 0,133 H +1,86 Respectivelyforpanelswithmoisturecontents H9%: F=0,636+3,12e ( - 0,

    29、346 H) b Requiredforinitialtypetestingotherthanforestablishedproductswhereinitialtypetestingmayalsobedoneonthe basisofexistingdatawithEN120orEN7172testing,eitherfromfactoryproductioncontrolorfromexternalinspection.EN6221:2003(E) 6 Table2Tolerancesonnominalthicknessforfibreboardsatdispatch Nominalthi

    30、ckness(mm) 3,5 3,5to5,5 5,5 Hardboards (HB) 0,3mm 0,5mm 0,7mm Nominalthickness(mm) 10 10 Mediumboards (MBLandMBH) 0,7mm 0,8mm Nominalthickness(mm) 10 10to19 19 Softboards (SB) 0,7mm 1,2mm 1,8mm Nominalthickness(mm) 6 6bis19 19 Boardtypes Dryprocessboards (MDF) 0,2mm 0,2mm 0,3mm 4 Verificationofcompl

    31、iance 4.1General VerificationofcompliancewiththisEuropeanStandardshallbecarriedoutusingthetestmethodslistedinTable1. 4.2 Externalcontrol Externalcontrolofthefactory,ifany,shallbecarriedoutaccordingtoEN3262. TheinspectionofaconsignmentofpanelsshallbecarriedoutaccordingtoEN3263. Inthecaseofformaldehyd

    32、epotentialdeterminedbyEN120perforatormethod,however,forbothexternalcontrol andinspectionofaconsignmentofpanels,therespectiverequirementssetoutinTable1shallbethearithmetic meanvalueofatleastthreeboards.Additionally,noindividualboardshallexceedanuppertolerancelimitof +10%. 4.3 Factoryproductioncontrol

    33、 FactoryproductioncontrolshallbecarriedoutaccordingtoEN3262. ThepropertieslistedinTables1and2shallbecontrolled,usingintervalsbetweentestsnotexceedingthosegiven inTable3.Samplingshallbecarriedoutatrandom.Alternativetestmethodsand/orunconditionedtestpiecesmay beusedifavalidcorrelationtothespecifiedtes

    34、tmethodscanbeproven.Theintervalsbetweentestsgivenin Table3arerelatedtoaproductionunderstatisticalcontrol.EN6221:2003(E) 7 Table3Maximumintervalsbetweentestsforeachproductionline Property Maximumtestinterval Formaldehydepotential a ClassE1 ClassE2 24hpertypeofboard 1weekpertypeofboard Moisturecontent

    35、 8hpertypeofboard Allotherpropertieslistedin Tables1and2 8hpertypeandthicknessrange a Sometypesoffibreboardsareknowntoreleaselittleornoformaldehyde.In thesecases,maximumtestintervalsmaybeincreased.However,itremains theresponsibilityoftheproducerorinspectionagency,ifany,toensure compliancewiththisEur

    36、opeanStandard. 5Marking MarkingoffibreboardsshallbecarriedoutinaccordancewithEN6222,EN6223,EN6224 andEN6225as appropriate. Colourcodingisvoluntary.Ifapplied,itshallcomplywiththesystemshowninannexA.Thisstandarddoesnot excludecolourdyeingofthewholeboardorindividuallayersoftheboardaccordingtotraditiona

    37、lnational practices.EN6221:2003(E) 8 Annex A (normative) Voluntarycolourcodingsystemforfibreboards Twocoloursareusedineachcase.Thefirstcolourdefinesthepanelaseitherintendedforgeneralpurposesuse orforloadbearingapplications(eitheroneortwostripesofthiscolourareused).Thesecondcolouridentifiesthe panela

    38、sbeingsuitableforuseeitherindryorinhumidorinexteriorconditions. Thecoloursusedareasfollows: Firstcolour white generalpurpose Firstcolour yellow loadbearing Secondcolour blue dryconditions Secondcolour green humidconditions Secondcolour brown exteriorconditions.EN6221:2003(E) 9 Bibliography EN13986,

    39、WoodbasedpanelsforuseinconstructionCharacteristics,evaluationofconformityandmarking.BS EN 622-1:2003 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 Eu

    40、rope and at the international level. It is incorporated by Royal Charter. Revisions British Standards are updated by amendment or revision. Users of British Standards should make sure that they possess the latest amendments or editions. It is the constant aim of BSI to improve the quality of our pro

    41、ducts and services. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. Tel: +44 (0)20 8996 9000. Fax: +44 (0)20 8996 7400.

    42、 BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. Tel: +44 (0)20 8996 90

    43、01. Fax: +44 (0)20 8996 7001. Email: ordersbsi-. Standards are also available from the BSI website at http:/www.bsi-. In response to orders for international standards, it is BSI policy to supply the BSI implementation of those that have been published as British Standards, unless otherwise requested. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service. Various BSI electronic information services are also available which give deta


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