EN 13630-4-2002 en Explosives for civil uses Detonating cords and safety fuses Part 4 Determination of sensitiveness to impact of detonating cords《民用爆炸物品 导爆索和导火索 第4部分 导爆索撞击感度的测定》.pdf

1、BRITISH STANDARD BS EN 13630-4:2002 Explosives for civil uses Detonating cords and safety fuses Part 4: Determination of sensitiveness to impact of detonating cords The European Standard EN 13630-4:2002 has the status of a British Standard ICS 71.100.30 BS EN 13630-4:2002 This British Standard was p

2、ublished under the authority of the Standards Policy and Strategy Committee on 8 May 2003 BSI 8 May 2003 ISBN 0 580 41815 4 National foreword This British Standard is the official English language version of EN 13630-4:2002. The UK participation in its preparation was entrusted to Technical Committe

3、e 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 publications referred to in this document may be f

4、ound 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 necessary provisions of a contract. Users are re

5、sponsible 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 interpretation, or proposals for change, and kee

6、p 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 11 and a back cover. The BSI copyright date displayed in this document indi

7、cates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN136304 September2002 ICS71.100.30 Englishversion ExplosivesforcivilusesDetonatingcordsandsafetyfuses Part4:Determinationofsensitivenesstoimpactofdetonat

8、ing cords ExplosifsusagecivilCordeauxdtonantsetmchesde sretPartie4:Dterminationdelasensibilitauchoc descordeauxdtonants ExplosivstoffefrzivileZweckeSprengschnreund SicherheitsanzndschnreTeil4:Bestimmungder SchlagempfindlichkeitvonSprengschnren ThisEuropeanStandardwasapprovedbyCENon11July2002. CENmem

9、bersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmembe

10、r. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgi

11、um,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Bruss

12、els 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN136304:2002EEN136304:2002(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Apparatus .4 5 Testpieces. .5 6 Procedure .5 7 Testreport . .5 AnnexA (infor

13、mative) Rangeofapplicabilityofthetestmethod.6 AnnexB (informative) Informationonspecialtypesofusefordetonatingcords .7 AnnexC (normative) IllustrationsoftheBAMfallhammer .8 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives 11EN136304:2

14、002(E) 3 Foreword Thisdocument(EN136304:2002)hasbeenpreparedbyTechnicalCommitteeCEN/TC321“Explosivesforcivil uses“,thesecretariatofwhichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyMarch2003,andconflicti

15、ngnationalstandardsshallbewithdrawnatthelatestby March2003. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). ForrelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofth

16、isdocument. ThisEuropeanStandardisoneofaseriesofstandardson ExplosivesforcivilusesDetonatingcordsandsafety fuses.Theotherpartsofthisseriesare: prEN136301 Part1:Requirements. EN136302 Part2:Determinationofthermalstabilityofdetonatingcordsandsafetyfuses. EN136303 Part3:Determinationofsensitivenesstofr

17、ictionofthecoreofdetonatingcords. prEN136305 Part5:Determinationofresistancetoabrasionofdetonatingcords. EN136306 Part6:Determinationofresistancetotensionofdetonatingcords. EN136307 Part7:Determinationofreliabilityofinitiationofdetonatingcords. EN136308 Part8:Determinationofresistancetowaterofdetona

18、tingcordsandsafetyfuses. prEN136309 Part9:Determinationoftransmissionofdetonationfromdetonatingcordtodetonatingcord. WI00321088 Part10:Determinationofinitiatingcapabilityofdetonatingcords. EN1363011 Part11:Determinationofvelocityofdetonationofdetonatingcords. EN1363012 Part12:Determinationofburningd

19、urationofsafetyfuses. AnnexesAandBofthisdocumentareinformative.AnnexCisnormative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland

20、,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom.EN136304:2002(E) 4 1Scope ThisEuropeanStandardspecifiesamethodfordeterminingthesensitivenesstoimpactofflexible,plasticscoated detonatingcordsandflexiblefibrousoverbraideddetonatingcordsforcivilus

21、es,whensubjectedtoanimpact energyof10J 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrev

22、isionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). prEN138571:2001, ExplosivesforcivilusesPart1:Terminology. ENISO4957, Toolsteels(ISO4957:1999). ENISO/IE

23、C17025,Generalrequirementsforthecompetenceoftestingandcalibrationlaboratories(ISO/IEC 17025:1999). 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninprEN138571:2001andthe followingapply: 3.1 dropheight distancebetweenthelowestpartofthestrikingheadofthedropweight

24、andtheuppermostpartofthetestpiece 4Apparatus 4.1General Theapparatusisadrophammer(e.g.BAMfallhammer),comprisingacaststeelblockwithbase,amainanviland anintermediateanvil,alocatingplate,acolumn,guides,andadropweightwithareleasemechanismanda strikinghead. 4.2 Drophammer Asteelanvilisscrewedontothesteel

25、blockandcastbase.Thesteelusedfortheintermediateanvilandthemain anvilisofthesametypeasforthestrikingheadofthedropweight(see4.3).Thesupportontowhichthecolumnis fixed(madefromaseamlessdrawnsteeltube)isboltedtothebackofthesteelblock. NOTE FigureC.1showsthearrangementofBAMfallhammer(theanvil,thesteelbloc

26、kandthecolumn) FigureC.2showsthearrangementofthelowerpartoftheBAMfallhammer. Thetwoguideswhicharefixedtothecolumnbymeansofthreecrosspiecesarefittedwithatoothedrack,tolimit thereboundofthedropweight,andamoveablegraduatedscaleforadjustingthedropheight.Theguidesshallbe vertical. Thedropheightshallbe(50

27、05)mm.Thedropweightreleasemechanismisadjustablebetweentheguidesand isclampedtothembytheoperationofalevermechanism.EN136304:2002(E) 5 Theapparatusshallbefirmlysecuredtoaconcreteblock,withminimumdimensionsof0,6m 0,6m 0,6m,by meansoffouranchoringbolts. 4.3 Dropweight Thedropweighthasamassof(20002)gandi

28、sprovidedwithtwolocatinggroovestoholditbetweentheguides asitdrops.Asuspensionspigot,aremovablecylindricalstrikingheadandareboundcatcharescrewedontothe dropweight. NOTE FigureC.3showsthedesignofthedropweightoftheBAMfallhammer. Theremovablestrikingheadismadefromhardenedsteelconformingtotype90MnCrV8inE

29、NISO4957witha polishedsurfaceandadiameterof25mm. Thereleasemechanismshallbecontrolledremotely. 5 Testpieces Selecteightpiecesofdetonatingcordofsufficientlengthtocarryoutthetest.Sealtheendsbyasuitablemeans, e.g.withtape,caporglue.Thelengthofeachtestpieceshallbesuchthatthereisalengthofatleast30mmat th

30、ecentreofthetestpiece,notaffectedbythemeansofthesealing,whichistobestruckbythestrikingheadof thedropweight. 6Procedure Fixthetestpieceontotheintermediateanvil,sothatitiscentredontheanvil,bysuitablemeanswhichdoesnot interferewiththeareaofthetestpiecetobestruckbythestrikinghead.Fixtheintermediateanvil

31、bymeansofthe locatingplate,asshowninFigureC.2. Suspendthedropweightfromthereleasemechanismatdropheightof(5005)mm.Alignthetestpiecesothat thecentreofthestrikingheadwillhitthecentreofthetestpiece.Releasethedropweightandrecordwhetheran explosionoradeflagrationoccurs. Repeattheprocedureafurtherseventime

32、s,usinganewtestpieceeachtime,unlessanexplosionora deflagrationoccurs.Cleantheintermediateanvilaftereachtest. Ifanexplosionoccursandeitherthestrikingheadortheintermediateanvilaredamaged,theyshallbereplaced beforetestingthenexttestpiece. 7 Testreport ThetestreportshallconformENISO/IEC17025.Inaddition,

33、thefollowinginformationshallbegiven: theresultsofalltestsinformofthenumberoftestsandwhetheranexplosionordeflagrationhasoccurred.EN136304:2002(E) 6 Annex A (informative) Rangeofapplicabilityofthetestmethod Rangeofapplicabilityofthetestmethod:30Cto+80C. NOTE Testingattemperatureoutsideambientcanrequir

34、especialarrangementstoconditiontestsampleand/or equipment.EN136304:2002(E) 7 Annex B (informative) Informationonspecialtypesofusefordetonatingcords Ifadetonatingcordistobeusedinspecialcircumstances,highervaluesofimpactenergythan10joulesmightbe requested,inparticularifunprotecteddetonatingcordscouldb

35、eaffectedbyrockfall.EN136304:2002(E) 8 Annex C (normative) IllustrationsoftheBAMfallhammer Key 1 Guides 2 Releasemechanism 3A n v i l 4 Dropweight 5Column 6 Steelblock FigureC.1GeneralarragementoftheBAMfallhammerEN136304:2002(E) 9 Dimensionsinmillimetres Key 1 Intermediateanvil 2 Locatingplate 3 Mai

36、nanvil 4 Steelblock NOTE Thesteelblock4isdividedintwoparallelepipedalblocksweldedtogether,onthetopablockofdimensionsheight 200mm,length260mm,width240mm,weldedonablockofdimensionsheight60mm,lengthandwidth450mm. FigureC.2LowerpartoftheBAMfallhammerEN136304:2002(E) 10 Key 1 Suspensionspigot 2 Locatingg

37、roove 3 Reboundcatch 4 Strikinghead FigureC.3DropweightoftheBAMfallhammerEN136304:2002(E) 11 Annex ZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsor otherprovisionsofEUDirectives ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandthe Eur

38、opeanFreeTradeAssociationandsupportsessentialsafetyrequirementsofEUDirective93/15/EEC. WARNING:OtherrequirementsandotherEUDirectivesmaybeapplicabletoproductsfallingwithinthescopeof thisstandard. TheclausesofthisstandardarelikelytosupportrequirementsI.1,II.1(c)andII.2.B(a)oftheDirective93/15/EEC. Com

39、pliancewiththisstandardprovidesonemeansofconformingtothespecificessentialsafetyrequirementsof theDirectiveconcernedandassociatedEFTARegulations.BS EN 13630-4:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing

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