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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