1、BRITISH STANDARD BS EN 13392:2001 Textiles Monofilaments Determination of linear density The European Standard EN 13392:2001 has the status of a British Standard ICS 59.060.20 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 13392:2001 This British Standard, having been pr
2、epared under the direction of the Sector Committee for Materials and Chemicals, was published under the authority of the Standards Committee and comes into effect on 15 June 2001 BSI 06-2001 ISBN 0 580 37679 6 National foreword This British Standard is the official English language version of EN 133
3、92:2001. The UK participation in its preparation was entrusted to Technical Committee TCI/24, Physical testing of textiles, 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
4、 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 British Standard does not
5、 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; present to the responsible Eur
6、opean 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 cover, the EN title page, p
7、ages 2 to 8, 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 EN13392 March2001 ICS59.060.20 Englishversion Te
8、xtilesMonofilamentsDeterminationoflineardensity TextilesMonofilamentsDterminationdelamasse linique TextilienMonofilamenteBestimmungderFeinheit ThisEuropeanStandardwasapprovedbyCENon18January2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisE
9、urope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlang
10、uagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlan
11、ds,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No
12、.EN13392:2001EPage2 EN13392:2001 Contents Page Foreword 3 1 Scope 4 2 Normativereferences.4 3 Termsanddefinitions 4 4 Principle 4 5 Apparatus5 6 Samplingandpreparationoftestspecimens .5 7 Conditioning .5 8 Procedure5 9 Expressionofresults.6 10 Testreport.6 AnnexA(normative) 7Page3 EN13392:2001 Forew
13、ord ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC248“Textilesand textileproducts“,thesecretariatofwhichisheldby BSI. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationof anidenticaltextorbyendorsement,atthelatestbySeptember2001,andconflictingnational sta
14、ndardsshallbewithdrawnatthelatestbySeptember2001. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthe followingcountriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,Czech Republic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg, Nethe
15、rlands,Norway,Portugal,Spain,Sweden,SwitzerlandandtheUnitedKingdom.Page4 EN13392:2001 1 Scope ThisEuropeanStandardspecifiesamethodforthedeterminationoflineardensityof monofilamentsandgivesthemethodofcalculationofthenominallineardensityofround monofilaments(seeannexA). 2 Normativereferences ThisEurop
16、eanStandardincorporatesbydatedorundatedreference,provisionsfromother publications.Thesenormativereferencesarecitedattheappropriateplacesinthetextandthe publicationsarelistedhereafter.Fordatedreferences,subsequentamendmentstoorrevisionsof anyofthesepublicationsapplytothisEuropeanStandardonlywhenincor
17、poratedinitby amendmentorrevision.Forundatedreferencesthelatesteditionofthepublicationreferredto applies(includingamendments). EN20139 TextilesStandardatmospheresforconditioningandtesting(ISO 139:1973). 3 Termsanddefinitions Forthepurposesofthisstandard,thefollowingtermsanddefinitionsapply. 3.1 mono
18、filament yarnmadewithonlyonefilament 3.2 lineardensity massperunitlengthofamonofilamentexpressedintexoritsmultiplesorsubmultiples NOTE1tex=1g/1000m. 3.3 tension aforceappliedtoatestspecimenduringatest 3.4 nominaldiameter crossdimensionofroundmonofilamentandexpressedinmillimetres 3.5 package themetho
19、dofpresentationofthemonofilament,e.g.spool,tube,cone,etc 4 Principle Testspecimensofsuitablelengtharepreparedaccordingtothediameterofthemonofilament, conditionedandweighed. Thelineardensityiscalculatedfromthelengthandmassofthetestspecimensandexpressedin decitex.Page5 EN13392:2001 5 Apparatus 5.1 Met
20、eringdevice(wrapreelorrule), capableofmeasuringthelengthofmonofilamentto anaccuracyof0,1%underatensionof0,05cN/dtex10%.Thereelcircumferanceshouldbeat least1m. 5.2 Balance,havinganappropriatecapacityandasensitivityequalto0,1%ofthemassofthe specimentobeweighed. 6 Samplingandpreparationoftestspecimens
21、Rejectatleastthefirstlayeroneachpackage. Takefivespecimensperpackage,eachwithalength Laccordingtotable1withanaccuracyof 0,1%.Useanappropriatemeteringdevice(5.1)underatensionof0,05cN/dtex10%.For diameterslessthan0,5mm,useawrapreelandfordiametersof0,5mmandaboveusearule. NOTEDuetothehighstiffnessoflarg
22、ediametermonofilamentsawrapreelisnotaccurate enoughtomeasure L Table1 Nominaldiameter d mm Length L m 0,08 250 0,08 d0,30 100 0,30 d0,50 10 0,50 5 7 Conditioning Conditionthetestspecimensbeforetestinginthestandardatmosphereasdescribedin EN20139,i.e.,atthetemperatureof(20+2)Candtherelativehumidityof(
23、65+ 2)%fora periodofatleast24h. 8 Procedure Weightheconditionedtestspecimens (m) onthebalance(5.2)withanaccuracyof +0,1%inthestandardatmosphere.Thisisthemass mingrams.Page6 EN13392:2001 9 Expressionofresults 9.1 Foreachspecimen,calculatethelineardensity, T,indtexasfollows: T = x10000 m L where: mist
24、hemassingrams, Listhelength,inmetres,ofthetestspecimen. Calculatetheaveragevalueofthefiveresults.Ifrequiredcalculatethestandarddeviationandthe confidenceintervalsat95%ofthemeanvalue. Expressthelineardensityindtex,asfollows: tothenearestwholenumberover50dtex; withonedecimaldigituptoandincluding50dtex
25、. 9.2 CalculatethenominallineardensityinaccordancewithannexA,whereapplicable. 10 Testreport Thetestreportshallincludethefollowinginformation: a)areferencetothisstandard,i.e.EN13392; b)anidentificationoftheproducttested(diameter,textilematerial,etc.); c)thesamplingprocedure,ifrequired; d)thelinearden
26、sity,indtex,accordingtoclause9; e)ifrequiredthestandarddeviationandtheconfidenceintervalsat95%ofthemeanvalue; f)thenominallineardensity,indtex,accordingtoannexA,whereapplicable; g)anydeviationfromthisstandardwhichmayhaveaffectedtheresults.Page7 EN13392:2001 AnnexA (normative) A.1 General Thisannexgi
27、vesamethodofcalculationofthenominallineardensityofroundmonofilaments whenthenominaldiameterandthenominaldensityareknown. A.2 Methodofcalculation Calculatethenominallineardensity, T c indtex,asfollows: T c = xLx = L x x = 7,854x x 4 1000 4x1000 2 d dd 2 2 Where: =3,1416 L=10000m d=nominaldiameterofro
28、undmonofilament,inmm =densityofpolymericmaterial,inkg/m 3 ,accordingtoA.3 A.3 Nominaldensityofpolymers ForcalculationpurposesusethenominaldensityofpolymersasgivenintableA.1below. TableA.1 Polymer Abbreviation Density kg/m 3 Highdensitypolyethylene PEHD 960 Polypropylene PP 910 Polyamideand copolyami
29、de PA6 PA66 PA6/66 1140 Polyamide610 PA610 1080 Polyamide12 PA12 1020 Poly(ethyleneterephthalate) PET a 1380 Poly(butyleneterephthalate) PBT 1300 Polyetheretherketone PEEK Poly(phenylenesulfide) PPS 1350 a ReferredtoasPESinISO2076 TextilesManmadefibresGenericnamesPage8 EN13392:2001 A.4 Expressionofr
30、esults Expressthenominallineardensityasfollows: tothenearestwholenumberover100dtex; withonedecimaldigituptoandincluding100dtex. ExamplePET0,16mm T=277,466 lineardensityT c =277dtexblankBS EN 13392:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent
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