EN 13763-7-2003 en Explosives for civil uses Detonators and relays Part 7 Determination of the mechanical strength of leading wires shock tubes connections crimps and closures《民用炸药.pdf

1、BRITISH STANDARD BS EN 13763-7:2003 Explosives for civil uses Detonators and relays Part 7: Determination of the mechanical strength of leading wires, shock tubes, connections, crimps and closures The European Standard EN 13763-7:2003 has the status of a British Standard ICS 71.100.30 BS EN 13763-7:

2、2003 This British Standard, was published under the authority of the Standards Policy and Strategy Committee on 19 November 2003 BSI 19 November 2003 ISBN 0 580 42936 9 National foreword This British Standard is the official English language version of EN 13763-7:2003. The UK participation in its pr

3、eparation was entrusted to Technical Committee CII/61, Explosives for civil uses, 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 publi

4、cations referred to in this document may be found in the BSI Catalogue under the 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 nec

5、essary provisions of a contract. Users are responsible for its 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 international/European committee any enquiries on the int

6、erpretation, 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, pages 2 to 10, an inside back cover and a

7、 back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN137637 November2003 ICS71.100.30 Englishversion ExplosivesforcivilusesDetonatorsand

8、relaysPart7: Determinationofthemechanicalstrengthofleadingwires, shocktubes,connections,crimpsandclosures ExplosifsusagecivilDtonateursetrelaisPartie7: Dterminationdelaforcemcaniquedesfilsdamorage, tubestransmissiondondedechoc,liaisons,sertissagset fermetures ExplosivstoffefrzivileZweckeZnderund Ver

9、zgerungselementeTeil7:Bestimmungder mechanischenFestigkeitvonZnderdrhten, Zndschluchen,Verbindungen,Anwrgungund Verschluss ThisEuropeanStandardwasapprovedbyCENon1September2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardth

10、estatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslat

11、ion undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,No

12、rway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers.

13、Ref.No.EN137637:2003EEN137637:2003(E) 2 Contents page Foreword3 Introduction .5 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Apparatus .5 5 Testpieces. .6 6 Procedure .7 7 Testreport . .8 AnnexA (informative) Rangeofapplicabilityofthetestmethod.9 AnnexZA (informative) ClausesofthisE

14、uropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives. . 10EN137637:2003(E) 3 Foreword Thisdocument(EN137637:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC321“Explosivesforcivil uses“,thesecretariatofwhichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanationalsta

15、ndard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyMay2004,andconflictingnationalstandardsshallbewithdrawnatthelatestby May2004. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirec

16、tive(s). FortherelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisstandard. ThisEuropeanStandardisoneofaseriesofstandardswiththegenerictitle ExplosivesforcivilusesDetonators andrelays. Theotherpartsofthisseriesarelistedbelow: prEN137631 Part1:Requirements EN137632 Part2:

17、Determinationofthermalstability EN137633 Part3:Determinationofsensitivenesstoimpact EN137634 Part4:Determinationofresistancetoabrasionofleadingwiresandshocktubes EN137635 Part5:Determinationofresistancetocuttingdamageofleadingwiresandshocktubes EN137636 Part6:Determinationofresistancetocrackingatlow

18、temperaturesofleadingwires EN137638 Part8:Determinationofresistancetovibrationofplaindetonators EN137639 Part9:Determinationofresistancetobendingofdetonators EN1376311 Part11:Determinationofresistancetodamagebydroppingofdetonatorsandrelays EN1376312 Part12:Determinationofresistancetohydrostaticpress

19、ure prEN1376313 Part13:Determinationofresistanceofelectricdetonatorsagainstelectrostaticdischarge prEN1376315 Part15:Determinationofequivalentinitiatingcapability prEN1376316 Part16:Determinationofdelayaccuracy prEN1376317 Part17:Determinationofnofirecurrentofelectricdetonators prEN1376318 Part18:De

20、terminationofseriesfiringcurrentofelectricdetonators prEN1376319 Part19:Determinationoffiringimpulseofelectricdetonators EN1376320 Part20:Determinationoftotalelectricalresistanceofelectricdetonators prEN1376321 Part21:Determinationofflashovervoltageofelectricdetonators prEN1376322 Part22:Determinati

21、onofcapacitance,insulationresistanceandinsulationbreakdownofleading wiresEN137637:2003(E) 4 EN1376323 Part23:Determinationoftheshockwavevelocityofshocktubes EN1376324 Part24:Determinationoftheelectricalnonconductivityofshocktubes prEN1376325 Part25:Determinationoftransfercapabilityofsurfaceconnector

22、sandcouplingaccessories prEN1376326 Part26:Definitions,methodsandrequirementsfordevicesandaccessoriesforreliableandsafe functionofdetonatorsandrelays CEN/TS1376327 Part27:Definitions,methodsandrequirementsforelectronicinitiationsystems AnnexAisinformative. AccordingtotheCEN/CENELECInternalRegulation

23、s,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN1

24、37637:2003(E) 5 Introduction Duringnormaluseonsite,thecrimps/closuresofdetonatorsandtheirleadingwiresorshocktubescanbe subjectedtopullingforces.Suchforcescancauseapulloutofinternalcomponentsofthedetonator.Forexample: theshocktubecanbepulledoutofthedetonatorthroughthesealingplug; theleadingwires,fuse

25、headandsealingplugcanbepulledoutoftheshellasoneunit; theleadingwireswithfuseheadconnectedtothemcanpulloutthroughthesealingplug; theleadingwirescanbreak,orthejointbetweenfuseheadandwiresbreakinsidethesealingplug,sothatthe wirespulloutleavingthefuseheadlooseinsidetheshell. Apulloutwouldeithercausethed

26、etonatortoexplode,orwouldrenderitincapableoffunctioning. 1Scope ThisEuropeanStandardspecifiesamethodfordeterminingtheabilityofdetonatorleadingwires/shocktubes,and theirconnectionsintothecrimp/closureorsealingarrangement,towithstandapulloutwhensubjectedtoapulling force. 2 Normativereferences ThisEuro

27、peanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywheninc

28、orporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN138571:2003; ExplosivesforcivilusesPart1:Terminology. ENISO/IEC17025;Generalrequirementsforthecompetenceoftestingandcalibrationlaboratories(ISO/IEC 17025:1999). 3 Termsan

29、ddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninEN138571:2003apply. 4Apparatus TheapparatuscomprisesthefollowingcomponentsasshowninFigure1: 4.1 Fixingpointforthedetonator. 4.2 Weight(s)tobeattachedtotheleadingwiresorshocktubes,suitableforapplyingforcesof40or100N. 4.3 M

30、oveablesupporttable .EN137637:2003(E) 6 Dimensionsinmillimetres Key 1Detonator 2Fixingpointfordetonator 3Leadingwiresorshocktube 4Weight(s) 5Movablesupporttable Figure1Testapparatus 5 Testpieces 5.1 Electricdetonators Select40assembliesofeachspecifictype,whosedimensions,shellmaterial,leadingwires,co

31、nstructionand crimp/closureareofthesamedesign,butprimarycharge/basecharge,delaycompositionsandfuseheadsmay vary. 5.2 Nonelectricdetonators Select20assembliesofeachspecifictype,whosedimensions,shellmaterial,shocktube,constructionand crimp/closureareofthesamedesign,butprimarycharge/basechargeanddelayc

32、ompositionmayvary.EN137637:2003(E) 7 6Procedure 6.1General Thetestsshallbecarriedoutatthehighestoperatingtemperatureclaimedbythemanufacturer. 6.2 Suddenreleasetest 6.2.1 Electricdetonators Test20assemblies.Attachthedetonatorshelltothefixingpointandattachtheleadingwirestoweightsoftotal masscorrespond

33、ingtoaforceof(40 0,1)N.Lettheweightsrestonthesupportingtable,insuchamannerthata slighttension,ofabout5N,isappliedandsothatthedistancebetweenthedetonatorandtheattachmenttothe weightsis(500 50)mm. Ensurethattheleadingwiresareattachedtotheweightsinsuchamannerthattheforcewillbeevenlydistributed betweent

34、hem.Releasetheweightssothatthefullloadisappliedinstantlyandmaintaintheloadfor(120 5)s. Recordwhetherornotthedetonatorfiresduringthetest.Recordwhetherornottheleadingwiresbreakand/or whetherapullouthasoccurred. 6.2.2 Nonelectricdetonators Test20assemblies.Attachthedetonatorshelltothefixingpointandatta

35、chtheshocktubetoweightsoftotalmass correspondingtoaforceof(40 0,1)N.Lettheweightsrestonthesupportingtable,insuchamannerthataslight tension,ofabout5N,isappliedandsothatthedistancebetweenthedetonatorandtheattachmenttotheweights is(500 50)mm.Releasetheweightssothatthefullloadisappliedinstantlyandmainta

36、intheloadfor(120 5)s. Recordwhetherornotthedetonatorfiresduringthetest.Recordwhetherornottheshocktubebreaksand/or whetherapullouthasoccurred. 6.3 Slowreleasetest(electricdetonatorsonly) Test20assemblies.Attachthedetonatorshelltothefixingpointandattachtheleadingwirestoweightsoftotal masscorresponding

37、toaforceof(100 1)N.Lettheweightsrestonthesupportingtable,insuchamannerthata slighttensionofabout5Nisapplied,andsothatthedistancebetweenthedetonatorandtheattachmenttothe weightsis(500 50)mm.Ensurethattheleadingwiresareattachedtotheweightsinsuchamannerthattheforce willbeevenlydistributedbetweenthem.Re

38、leasetheweightsslowlyuntilthefullloadisappliedandmaintainthat loadfor10s.Recordwhetherornotthedetonatorfiresduringthetest.Recordwhetherornottheleadingwires breakorwhetherapullouthasoccurred. 6.4 Functioningtestaftersuddenreleasetest Aftertestscarriedoutasspecifiedin6.2.1and6.2.2,fireeachremainingdet

39、onatorofwhichtheleadingwiresor shocktubeareintactandnopullouthasoccurred,inaccordancewiththemanufacturersinstructions.Record whetherthedetonatorsfireornot.EN137637:2003(E) 8 7 Testreport ThetestreportshallconformtoENISO/IEC17025.Inadditionthefollowinginformationshallbegiven: a) thetemperatureatwhich

40、thetestsarecarriedout; b) anydetonationrecordedinthesuddenreleasetestortheslowreleasetest; c) numberofdetonatorswhereleadingwiresorshocktubebreakand/orapulloutoccursinthesuddenrelease test; d) numberofwiresthatbreakand/ornumberofpulloutsintheslowreleasetest; e) numberofdetonatorsthatdonotfireinthefu

41、nctioningtest.EN137637:2003(E) 9 Annex A (informative) Rangeofapplicabilityofthetestmethod Rangeofapplicabilityofthetestmethod:30 Cto+80 C.EN137637:2003(E) 10 Annex ZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsor otherprovisionsofEUDirectives. ThisEuropeanstandardhasb

42、eenpreparedunderamandategiventoCENbytheEuropeanCommissionandthe EuropeanFreeTradeAssociationandsupportsessentialrequirementsofEUDirective93/15/EEC. WARNING:OtherrequirementsandotherEUDirectivesmaybeapplicabletotheproduct(s)fallingwithinthe scopeofthisstandard. Theclausesofthisstandardarelikelytosupp

43、ortrequirementssupportrequirements.I.1,I.2,II.1.(g),II.1.(i),II.1.(j) andII.2C.(f)ofDirective93/15/EEC Compliancewiththisstandardprovidesonemeansofconformingwiththespecificessentialrequirementsofthe DirectiveconcernedandassociatedEFTAregulations.blankBS EN 13763-7:2003 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 Euro