BS EN 13763-3-2002 Explosives for civil uses - Detonators and relays - Determination of sensitiveness to impact《民用爆炸物 雷管和传爆药 冲击敏感性的测定》.pdf

1、Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 06 August 2003, Uncontrolled Copy, (c) BSIBRITISH STANDARD BS EN 13763-3:2002 Explosives for civil uses Detonators and relays Part 3: Determination of sensitiveness to impact The European Standard EN 13763-3:2002 has the statu

2、s of a British Standard ICS 71.100.30 Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 06 August 2003, Uncontrolled Copy, (c) BSIBS EN 13763-3:2002 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 8 May 2003 BSI 8 May

3、2003 ISBN 0 580 41822 7 National foreword This British Standard is the official English language version of EN 13763-3:2002. The UK participation in its preparation was entrusted to Technical Committee CII/61, Explosives for civil uses, which has the responsibility to: A list of organizations repres

4、ented 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 found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”,

5、 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 responsible for its correct application. Compliance with a British Standard does not of itself confer

6、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 keep the UK interests informed; monitor related international and European developments and promulgate

7、them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 15 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 Comments

8、Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 06 August 2003, Uncontrolled Copy, (c) BSIEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN137633 September2002 ICS71.100.30 Englishversion ExplosivesforcivilusesDetonatorsandrelaysPart3: Determinationofsensitivenesstoimpact E

9、xplosifsusagecivilDtonateursetrelaisPartie3: Dterminationdelasensibilitauchoc ExplosivstoffefrzivileZweckeZnderund VerzgerungselementeTeil3:Bestimmungder Schlagempfindlichkeit ThisEuropeanStandardwasapprovedbyCENon1August2002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipu

10、latetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French

11、,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ire

12、land,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved w

13、orldwideforCENnationalMembers. Ref.No.EN137633:2002E Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 06 August 2003, Uncontrolled Copy, (c) BSIEN137633:2002(E) 2 Contents page Foreword3 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Apparatus .5 5 Testpieces.

14、 .6 6 Procedure .7 7 Testreport . .8 AnnexA (informative) Rangeofapplicabilityofthetestmethod.9 AnnexB (normative) IllustrationsoftheBAMfallhammer 10 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives. . 15 Licensed Copy: Wang Bin, ISO/

15、Exchange China Standards Information Centre, 06 August 2003, Uncontrolled Copy, (c) BSIEN137633:2002(E) 3 Foreword Thisdocument(EN137633:2002)hasbeenpreparedbyTechnicalCommitteeCEN/TC321“Explosivesforcivil uses“,thesecretariatofwhichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanational

16、standard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyMarch2003,andconflictingnationalstandardsshallbewithdrawnatthelatestby March2003. ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandthe EuropeanFreeTradeAssociation,andsupportsessentialrequir

17、ementsofEUDirective(s). FortherelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisstandard. ThisEuropeanStandardisoneofaseriesofstandardswiththegenerictitle ExplosivesforcivilusesDetonators andrelays. Theotherpartsofthisseriesarelistedbelow: prEN137631 Part1:Requirements.

18、 EN137632 Part2:Determinationofthermalstability. prEN137634 Part4:Determinationofresistancetoabrasionofleadingwiresandshocktubes. prEN137635 Part5:Determinationofresistancetocuttingdamageofleadingwiresandshocktubes. prEN137636 Part6:Determinationofresistancetocrackinginlowtemperaturesofleadingwires.

19、 prEN137637 Part7:Determinationofthemechanicalstrengthofleadingwires,shocktubes,connections, crimpsandclosures. prEN137638 Part8:Determinationofresistancetovibrationofplaindetonators. prEN137639 Part9:Determinationofresistancetobendingofdetonators. prEN1376310 Part10:Determinationofresistancetotorsi

20、onofsealingplugs. prEN1376311 Part11:Determinationofdropresistanceofdetonatorsandrelays. prEN1376312 Part12:Determinationofresistancetohydrostaticpressure. prEN1376313 Part13:Determinationofresistanceofelectricdetonatortoelectrostaticdischarge. prEN1376314 Part14:Determinationofresistanceofelectricd

21、etonatortotheinfluenceofradiofrequency radiation. prEN1376315 Part15:Determinationofequivalentinitiatingcapability. prEN1376316 Part16:Determinationofdelayaccuracy. prEN1376317 Part17:Determinationofnofirecurrentofelectricdetonators. prEN1376318 Part18:Determinationofseriesfiringcurrentofelectricdet

22、onators. prEN1376319 Part19:Determinationoffiringpulseofelectricdetonators. prEN1376320 Part20:Determinationoftotalresistanceofelectricdetonators. Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 06 August 2003, Uncontrolled Copy, (c) BSIEN137633:2002(E) 4 prEN1376321 Part21

23、:Determinationofflashovervoltageofelectricdetonators. prEN1376322 Part22:Determinationofcapacitance,insulationresistanceandinsulationbreakdownofleading wires. EN1376323 Part23:Determinationoftheshockwavevelocityofshocktube. EN1376324 Part24:Determinationofthenonconductivityofshocktube. prEN1376325 P

24、art25:Determinationoftransfercapacityofrelayandcouplingaccessories. prEN1376326 Part26:Definitions,methodsandrequirementsfordevicesandaccessoriesforreliableandsafe functionofdetonatorsandrelays. prCEN/TS1376327 Part27:Definitions,methodsandrequirementsforelectronicinitiationsystem. AnnexAisinformati

25、veandannexBisnormative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portuga

26、l,Spain, Sweden,SwitzerlandandtheUnitedKingdom. Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 06 August 2003, Uncontrolled Copy, (c) BSIEN137633:2002(E) 5 1Scope ThisEuropeanStandardspecifiesmethodsforcheckingthatplaindetonators,electricdetonators,nonelectric detonators,s

27、urfaceconnectors,shocktubesanddetonatingcordrelayswillnotexplodewhensubjectedtoan impactunderspecifiedconditions. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepub

28、licationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). prEN138571, Explosivesforciv

29、ilusesPart1:Terminology . prEN137631, Explosivesforciviluses.DetonatorsandrelaysPart1:Requirements. ENISO4957:1999, Toolsteels(ISO4957:1999) . ENISO/IEC17025,Generalrequirementsforthecompetenceoftestingandcalibrationlaboratories(ISO/IEC 17025:1999). ISO1052:1982, Steelsforgeneralengineeringpurposes

30、. ISO6839:1988, Heattreatablesteels,alloysteelsandfreecuttingsteelsPart9:Wroughtfreecuttingsteels. ISO68317:1999, Heattreatedsteels,alloysteelsandfreecuttingsteelsPart17:Ballandrollerbearingsteels. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninprEN138571andt

31、hefollowing apply: 3.1 dropheight distancebetweenthelowestpartofthestrikingheadofthedropweightandtheuppermostpartofthepercussion cylinder 3.2 ignitionsystem electricalresistanceheatingwiresurroundedbyanincendiarymaterial 4 Apparatus 4.1 Electric,nonelectricandplaindetonators 4.1.1 General Theapparat

32、usisadrophammer(e.g.theBAMfallhammer),comprisingacaststeelblockwithbase,amainanvil andanintermediateanvil,alocatingplate,aguidepiece,apercussioncylinder,acolumn,guidesandadrop weightwithareleasemechanismandastrikinghead. Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 06 Au

33、gust 2003, Uncontrolled Copy, (c) BSIEN137633:2002(E) 6 4.1.2 Drophammer Asteelanvilisscrewedontothesteelblockandcastbase.Thesteelusedfortheintermediateanvilandthemain anvilisofthesametypeasforthestrikingheadofthedropweight(see4.1.3.).Thepercussioncylinderisaroller bearingwithpolishedsurfacesandroun

34、dededges,andismadeofsteeloftypeB1100Cr6asdefinedbyISO683 17:1999.Thesupportontowhichthecolumnisfixed(madefromaseamlessdrawnsteeltube)isboltedtotheback ofthesteelblock. NOTE FigureB.1showsthearrangementoftheBAMfallhammer(theanvil,thesteelblockandthecolumn) FigureB.2showsthearrangementofthelowerpartof

35、theBAMfallhammer. FigureB.3showsthedimensionsoftheguidepieceandthepercussioncylinder. Thetwoguideswhicharefixedtothecolumnbymeansofthreecrosspiecesarefittedwithatoothedrack,tolimit thereboundofthedropweight,andamoveablegraduatedscaleforadjustingthedropheight.Theguidesshallbe vertical. Thedropweightr

36、eleasemechanismisadjustablebetweentheguidesandisclampedtothembytheoperationofa levermechanism. Theapparatusshallbefirmlysecuredtoaconcreteblock,withminimumdimensionsof(0,60,60,6)m,by meansoffouranchoringbolts. 4.1.3 Dropweight Thedropweighthasamassof(2000 2)gandisprovidedwithtwolocatinggroovestohold

37、itbetweentheguides asitdrops.Asuspensionspigot,aremovablecylindricalstrikingheadandareboundcatcharescrewedontothe dropweight. NOTE FigureB.4showsthedesignofthedropweightoftheBAMfallhammer. Theremovablestrikingheadismadefromhardenedsteelconformingtotype90MnCrV8inENISO4957:1999 withpolishedsurfaceanda

38、diameterof25mm. Thereleasemechanismshallbecontrolledremotely. 4.2 Detonatingcordrelays,surfaceconnectorsandshocktube Impacttestingapparatus,consistingofa(5,0 0,01)kgsteelhammerwhichcanbedroppedfreelyfromaset height,insideaguidetubeontoasteelplateandanvilcontainingthedevicetobetested.Theanvilshallres

39、tona concretefloor. NOTE FigureB.5showsthearrangementoftheimpacttestingapparatus. ThehammerismadeofsteeloftypeB1100Cr6asdefinedbyISO68317:1999.Theplatesaremadeofsteelof typeFE4902asdefinedbyISO1052:1982.Theanvilismadeofsteeloftype46S20asdefinedbyISO683 9:1988. 5 Testpieces 5.1 Electricdetonators Sel

40、ect50detonatorsofaspecifictype,whosefuseheadsorotherignitionsystemshavesamecompositionand constructionofrelevantpartsaroundthefuseheadorotherbridgwireignitionsystem,andwhoseprimarycharges (ortheelementwhichperformsthesamefunctionasaprimarycharge)havethesamecompositionanddesign.If thedetonatorsformpa

41、rtofaserieswithdifferentdelaytimes,select50detonatorswithdelaytimesdistributedas evenlyaspossiblethroughouttheseries. Licensed Copy: Wang Bin, ISO/Exchange China Standards Information Centre, 06 August 2003, Uncontrolled Copy, (c) BSIEN137633:2002(E) 7 5.2 Nonelectricdetonators Select25detonatorsofa

42、specifictype,whoseprimarycharges(ortheelementswhichperformthesamefunction asaprimarycharge)havethesamecompositionanddesign.Ifthedetonatorsformpartofaserieswithdifferent delaytimes,select25detonatorswithdelaytimesdistributedasevenlyaspossiblethroughouttheseries. 5.3 Plaindetonators Select25detonators

43、ofaspecifictype,whoseprimarychargeshavethesamecompositionanddesign. 5.4 Detonatingcordrelaysandsurfaceconnectors Select25relaysorsurfaceconnectorsofthesamedesign.Iftherelaysorsurfaceconnectorsformpartofaseries withdifferentdelaytimes,select50relaysorsurfaceconnectorswithdelaytimesdistributedasevenlyaspossible throughouttheseries. 5.5 Shocktube Select25pieces,eachwithalengthofatleast200mm,ofaspecifictypeofshocktube. 6 Procedure 6.1 General CarryouttheBrucetonupanddowntest,asdescribedinprEN137631. Ifnoexplosionoccursatthemaximumheightoftheapparatus(2mfortheapparatusdescribedin4.1and