BS EN 13522-2002 Footwear - Test methods for uppers - Tensile strength and elongation《鞋袜 鞋帮的试验方法 断裂强度和伸长率》.pdf

1、BRITISH STANDARD BS EN 13522:2002 Footwear Test methods for uppers Tensile strength and elongation The European Standard EN 13522:2001 has the status of a British Standard ICS 61.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 13522:2002 This British Standard, having

2、been prepared under the direction of the Sector Policy and Strategy Committee for Materials and Chemicals, was published under the authority of the Standards Policy and Strategy Committee on 04 March 2002 BSI 04 March 2002 ISBN 0 580 39205 8 National foreword This British Standard is the official En

3、glish language version of EN 13522:2001. The UK participation in its preparation was entrusted to Technical Committee TCI/69, Footwear and leather, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The

4、 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 B

5、ritish 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; presen

6、t 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 cov

7、er, the EN title page, pages 2 to 8, and 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 EN13522 December2001

8、 ICS61.060 Englishversion FootwearTestmethodsforuppersTensilestrengthand elongation ChaussuresMthodesdessaidestigesRsistancela ruptureetallongement SchuhePrfverfahrenfrObermaterialienZugfestigkeit undBruchdehnung ThisEuropeanStandardwasapprovedbyCENon16November2001. CENmembersareboundtocomplywiththe

9、CEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexis

10、tsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Fi

11、nland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitati

12、oninanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN13522:2001EEN13522:2001(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Apparatusandmaterial .5 5 Samplingandconditioning. 5 6 Testmethod. .6 6.1 Principle6 6.2 Procedure .6 7 Express

13、ionofresults . .7 8 Testreport . .7EN13522:2001(E) 3 Foreword ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC309“Footwear“,thesecretariatof whichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestb

14、yJune2002,andconflictingnationalstandardsshallbewithdrawnatthelatestby June2002. ThisEuropeanStandardisbasedontheIULTCS/IUP6method(theInternationalStandardISO3376:1976 “Leather.Determinationoftensilestrengthandelongation“). AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizatio

15、nsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden, SwitzerlandandtheUnitedKingdom.EN13522:2001(E) 4 1Scope Thisstandardspecifiesatestmethodfo

16、rdeterminingtheforcerequiredtobreakatestspecimenfromuppers irrespectiveofthematerial,inordertoassesthesuitabilityfortheenduse. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthet

17、ext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN12222,Footwea

18、rStandardatmospheresforconditioningandtestingoffootwearandcomponentsfor footwear. ENISO75001, MetallicmaterialsVerificationofstaticuniaxialtestingmachinesPart1:Tension/compression testingmachines(ISO75001:1999). EN13400, FootwearSamplinglocation,preparationanddurationofconditioningofsamplesandtestpi

19、eces. prEN12987, LeatherChemical,physicalandmechanicalandfastnesstestsSampling. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 breakingstrength maximumtensilestressrecordedinextendingatestpiecetobreakingpoint 3.2 tensileelongation tensilestrainin

20、thetestlengthatbreaking 3.3 upper materialsformingtheouterfaceofthefootwearwhichisattachedtothesoleassemblyandcoverstheupperdorsal surfaceofthefoot.Inthecaseofbootsthisalsoincludestheouterfaceofthematerialcoveringtheleg.Onlythe materialsthatarevisibleareincluded,noaccountshouldbetakenofunderlyingmat

21、erials 3.4 completeupperassembly finishedupper,fullyseamed,joinedorlaminatedasappropriate,comprisingthecentrematerialandanylining(s) togetherwithallcomponentssuchasinterlinings,adhesives,membranes,foamsorreinforcements,butexcluding toepuffsandstiffeners NOTE Thecompleteupperassemblymaybeflat,2dimens

22、ionalorcompriselastedupperinthefinalfootwear. 3.5 thickleather leatherwithathicknessgreaterthan2mmEN13522:2001(E) 5 4 Apparatusandmaterial Thefollowingapparatusandmaterialshallbeused: 4.1 Tensiletestingmachinewithajawseparationrateof100mm/min5mm/min,aforcerangeappropriateto thespecimenundertestthisw

23、illusuallybelessthan1kNfortextileandcoatedtextileuppermaterialsbutmaybe ashighas5kNforthickleathers(see3.5),capableofmeasuringtheforcetoanaccuracyofbetterthan2%as specifiedbyclass2inENISO75001. 4.2 Pressknifeorothermeansofcuttingrectangulartestspecimensoflength160mm10mmandwidthas Materialswhichcanbe

24、frayed: 35mm2mm Materialswhichcannotbefrayed: 25mm0,5mm 4.3 Deviceformeasuringdistancesupto100mmtoanaccuracyof0,5mm.Asteelruleorverniercallipersis suitable. 5Sampling and conditioning 5.1 Fortestspecimenscutfromfootwearuppersavoidanyareascontainingseamsorperforations. NOTE Itmaynotbepossibletocutate

25、stspecimenofsufficientsizefromcertaintypesoffootwear,especiallychildren, andthetestspecimensizeshouldnotbereduced.Ifitisnotpossibletocutthecorrectsizetestspecimenfromashoeupper , thematerialsthemselvesmustbetested.Preparetestpiecesfromcompleteupperassemblieswhentheliningmaterialis permanentlyattache

26、dtotheuppermaterial. 5.2 Formaterialswhichcanbefrayed(forexampletextiles): 5.2.1 Cutsixrectangulartestspecimensoflength160mm10mmandwidth35mm2mm,threewiththeir longeredgesparalleltothealongdirectionofthematerial(machinedirectionforsheetmaterials),orXaxisofthe upperasdefinedinEN13400,andthreewiththeir

27、longeredgesperpendiculartothis. 5.2.2 Removeapproximatelythesamenumberofthreadsfrombothofthelongeredgesofeachtestspecimen untilthewidthofthespecimenisreducedto25,0mm0,5mm. 5.3 Formaterialswhichcannotbefrayed,cutsixrectangulartestspecimensoflength160mm10mmand width25mm0,5mm,threewiththeirlongeredgesp

28、aralleltothealongdirection,orXaxisoftheupperas definedinEN13400,andthreewiththeirlongeredgesperpendiculartothis. ForleatheruseprEN12987toselectthesamplingpositionfromthebuttregionoftheskinorsideandthealong directionshallbetakenasthebackbonedirection(seeFigure1).EN13522:2001(E) 6 Key L Longitudinal(A

29、longdirection) T Transversal(Acrossdirection) Figure1Alongandacrossdirections 5.4 Oneachtestspecimenmarktwolineswhichareasimilardistancefromthecentreofthetestspecimen,at 90tothelongeredgesofthetestspecimen,100mm1mmapart.Alsomarkthealongdirectiononeachtest specimen. 5.5 Measureandrecordthewidthofeach

30、testspecimentothenearest0,5mm. 5.6 StorethecuttestspecimensinastandardcontrolledenvironmentasspecifiedinEN12222foratleast48h beforetestingandcarryoutthetestinthisenvironment. 6 Testmethod 6.1Principle Arectangulartestspecimenisgraduallystretched,byatensiletestingmachine,untilitfails.Thebreakingstren

31、gth andthetensileelongationarebothdetermined. 6.2Procedure 6.2.1 Adjustthetensiletestingmachine(4.1)sothatthejawsare100mm1mmapart. 6.2.2 Insertoneendofatestspecimenineachofthejawsofthetensiletestingmachineandclampit 1 ,sothat thelines(see5.4)arealignedwiththeclampingedgesofthejaws,thetestspecimenisn

32、eithertautnorslack,a similarareaofthetestspecimenisclampedineachjaw. 6.2.3 Operatethetensiletestingmachinesothatthejawsseparateataspeedof100mm/min5mm/min. 6.2.4 Stopthemachinewhenthetestspecimenfailsandexaminethetypeoffailureandthealignmentofthe lines(see5.4)withtheclampingedgesofthejaws.Ifanytestsp

33、ecimenslipsasymmetricallyinthejawsbymore than2mmorfailswithin5mmofeitherjaw,thenrejecttheresultsandrepeatthetestwithfreshspecimens.If, however,threetestspecimenscutinthesamedirectionfailwithin5mmofeitherjaw,thendonotrejecttheresults 1 Tominimisethechancesofthetestspecimenslippinginthejaws,orfailinga

34、ttheclampingedge,duringtestingitisimpor tant thattheclampingforceandtypeofjawusedaresuitableforthespecimenundertest.EN13522:2001(E) 7 butinsteadreportthefactandquotethestrengthofthematerialasbeingbetterthanorequaltothemeanbreaking strengthcalculatedin7.2. 6.2.5 Recordfromthegraphofforceversusextensi

35、on: a) BreakingforceF,innewtons,tothenearest2N. b) ElongationatbreakE,inmillimetres,tothenearest1mm. 6.2.6 Repeattheprocedurein6.2.1to6.2.5fortheothertestspecimens. 7 Expressionofresults 7.1 Foreachtestspecimencalculatethebreakingstrength,inN/mm,usingtheformula: W F strength Breaking where: Fisthebr

36、eakingforce,inN,recordedin6.2.5; Wisthewidthofthetestspecimen,inmm. 7.2 Calculatethearithmeticmeanofthethreebreakingstrengthvalues(see7.1)ineachtestdirection. 7.3 Foreachtestspecimencalculatethepercentagetensileelongation,usingtheformula: where: Eistheelongationatbreak,inmm,recordedin6.2.5; GListhei

37、nitialjawseparationofthetensiletestingmachine,inmm(see6.2.1) 7.4 Calculatethearithmeticmeanofthethreetensileelongationvalues(see7.3)ineachtestdirection. 8 Testreport Thetestreportshallincludethefollowinginformation: a) themeanbreakingstrengthforeachprincipaldirectionasdeterminedin7.2; b) thetensilee

38、longationforeachprincipaldirectionasdeterminedin7.4; c) iftestingfinishedfootwearoruppers,adescriptionofthestyleofshoetestedincludingcommercialstyle codes; d) adescriptionofthematerial,includingcommercialreferenceifknown; % 100 GL E elongation Tensile EN13522:2001(E) 8 e) adescriptionofanyliningorot

39、herreinforcementpresent; f) referencetothemethodoftest; g) dateoftesting; h) anydeviationsfromthisstandardtestmethod.blankBS EN 13522:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It p

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