1、BRITISH STANDARD BS EN 12503-7:2001 Sports mats Part 7: Determination of static stiffness The European Standard EN 12503-7:2001 has the status of a British Standard ICS 97.220.30 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 12503-7:2001 This British Standard, having be
2、en prepared under the direction of the Consumer Products and Services Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 June 2001 BSI 06-2001 ISBN 0 580 37288 X National foreword This British Standard is the official English language version o
3、f EN 12503-7:2001. Together with BS EN 12503-1:2001, BS EN 12503-2:2001, BS EN 12503-3:2001, BS EN 12503-4:2001, BS EN 12503-5:2001 and BS EN 12503-6:2001, it supersedes BS 1892-2.10:1990 which will be withdrawn on 15 August 2001. The UK participation in its preparation was entrusted to Technical Co
4、mmittee SW/14, Gymnasium and sports equipment, 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 documen
5、t 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 purport to include all the necessary provisions of a contract. Users of Brit
6、ish 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 European committee any enquiries on the interpretation, or proposals for change,
7、 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, pages 2 to 5 and a back cover. The BSI copyright date displayed in this docume
8、nt indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN125037 April2001 ICS97.220.30 Englishversion SportsmatsPart7:Determinationofstaticstiffness TapisdesportPartie7:Dterminationdelarigidit statique
9、SportmattenTeil7:BestimmungderstatischenSteifigkeit ThisEuropeanStandardwasapprovedbyCENon21January2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliogra
10、phicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtothe
11、ManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZ
12、ATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN125037:2001EPage2 EN125037:2001 Contents Page Foreword. 2 1Scope. 3 2 N o r m a t i v e
13、r e f e r e n c e s 3 3 P r i n c i p l e . 3 4Apparatus 3 5 T e s t p i e c e 3 6Conditioning 3 7Procedure 5 8 E x p r e s s i o n o f r e s u l t s 5 9Testreport 5 Foreword ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC136“Sports,playgroundandother recreationalequipment“,thesecretar
14、iatofwhichisheldbyDIN. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyOctober2001,andconflictingnationalstandardsshallbewithdrawnatthelatest byOctober2001. ThisstandardEN12503“Sportsmats“consistsof: Part1: Gymnasticmats,
15、safetyrequirements Part2: Polevaultandhighjumpmats,safetyrequirements Part3: Judomats,safetyrequirements Part4: Determinationofshockabsorption Part5: Determinationofthebasefriction Part6: Determinationofthetopfriction Part7: Determinationofstaticstiffness AccordingtotheCEN/CENELECInternalRegulations
16、,thenationalstandardsorganizationsof thefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden, SwitzerlandandtheUnitedKingdom.Page3 EN125037:2001 1Scope
17、 ThisEuropeanStandardspecifiesamethodoftestforthedeterminationofstaticstiffnessfortype12of EN125033:2001. 2Normativereferences ThisEuropeanStandardincorporates,bydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublications
18、arelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferences,thelatesteditionofthe publicationreferredtoapplies(includingamendments). EN125033:2001 SportsmatsPart3:Judoma
19、ts,safetyrequirements EN125034:2001 SportsmatsPart4:Determinationofshockabsorption 3Principle Anindentorisappliedtothematunderaspecifiedmassandthedeflectionofthematnormalisedtothedeflection atasetdistanceforthepointofindentationismeasured(seefigure1). 4Apparatus Meansofapplyingaloadof(500,5)kgthroug
20、hanindentorverticallyontothematandameansofmeasuringthe differencebetweenthedeflectionunderthecentreoftheindentorandthedeflectionatadiameterof(1601)mm. Asuitableformofapparatusisshowninfigure1. Theindentorshallbe78mmdiameterandasspecifiedinfigure2ofEN125034:2001. Thedeflectionofthematisconvenientlyme
21、asuredinmillimetresbymeansofascaleattachedtotheindentorand acircularaluminiumorrigidplasticplate160mmdiameterwithacentralhole80mmdiameter. 5 Testpiece Thetestpieceshallbethecompletemat. 6Conditioning Conditionthetestpiecesforaminimumof24hat(213)Cimmediatelybeforethetestandcarryoutthetestat thesamete
22、mperature.Page4 EN125037:2001 Dimensionsinmillimetres Key 1scale 2judomat a differencebetweenthedeflectionunderthecentreoftheindentorandthedeflectionatthecircularmeasurement plate Figure1ApparatusPage5 EN125037:2001 7Procedure Placetheindentoronthetopsurfaceofthematunderatotalloadof(500,5)kg. Measur
23、ethedifferencebetweenthedeflectionunderthecentreoftheindentorandthedeflectionatadiameterof (1601)mm2min5safterapplyingtheload. Repeatthemeasurementtoobtainreadingsatfourpositionswhichareapproximatelyatthecentreofeachquarter ofthemat. NOTEThereadingsarenottobetakenatthesamepositionsasusedformeasureme
24、ntofshockabsorption(see EN125034:2001). 8 Expressionofresults Determinethemeanofthemeasuresofdeflection. 9 Testreport Thetestreportshallincludethefollowinginformation: a)thenumberofthisstandard,i.e.EN125037; b)completeidentificationofthemattestedincludingtype,manufacturersreferenceandprevioushistory
25、; c)thetemperatureatwhichthetestwascarriedout; d)themeandeflection; e)theindividualtestvaluesifrequired; f)detailsofanydeviationfromtheprocedure.BS EN 12503-7:2001 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparin
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