BS EN ISO 15618-2-2002 Qualification testing of welders for under-water welding - Diver-welders and welding operators for hyperbaric dry welding《水下焊接焊工的资格鉴定测试 潜水焊工和高压干法焊工》.pdf

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1、BRITISH STANDARD BS EN ISO 15618-2:2002 Qualification testing of welders for under-water welding Part 2: Diver-welders and welding operators for hyperbaric dry welding The European Standard EN ISO 15618-2:2001 has the status of a British Standard ICS 25.160.10 NO COPYING WITHOUT BSI PERMISSION EXCEP

2、T AS PERMITTED BY COPYRIGHT LAWBS EN ISO 15618-2:2002 This British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 15 January 2002 BSI 15 January 2002 ISBN

3、0 580 36543 3 National foreword This British Standard is the official English language version of EN ISO 15618-2:2001. It is identical with ISO 15618-2:2001. The UK participation in its preparation was entrusted to Technical Committee WEE/36, Approval testing of welding procedures and welders, which

4、 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 found in the BSI Standards Catalogue under

5、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 British Standards are responsible for their correct appl

6、ication. 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 keep the UK interests informed; m

7、onitor 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 25 and a back cover. The BSI copyright date displayed in this document indicates when the document was la

8、st issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM ENISO156182 December2001 ICS25.160.01 Englishversion QualificationtestingofweldersforunderwaterweldingPart2: Diverweldersandweldingoperatorsforhyperbaricdrywelding (ISO156182:2001) Epr

9、euvedequalificationdessoudeurspourlesoudage sousleauPartie2:Scaphandrierssoudeurset oprateurssoudeurspourlesoudagehyperbareen caisson(ISO156182:2001) PrfungvonSchweiernfrUnterwasserschweienTeil 2:UnterwasserschweierundBedienervon SchweianlagenfrTrockenschweienunterberdruck (ISO156182:2001) ThisEurop

10、eanStandardwasapprovedbyCENon14August2000. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtained

11、onapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENme

12、mbersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG

13、ManagementCentre:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.ENISO156182:2001EENISO156182:2001(E) Contents Page Foreword. 3 Introduction. 4 1 Scope 4 2 Normativereferences. 4 3 Termsanddefinitions 6 4 Symbolsandab

14、breviations 6 4.1 General . 6 4 . 2 T e s t p i e c e 6 4.3 Consumable 6 4.4 Miscellaneous. 6 5 Essentialvariablesforapprovaltesting . 7 5.1 General . 7 5 . 2 W e l d i n g p r o c e s s e s . 7 5.3 Jointtypes(buttandfilletwelds) 7 5.4 Materialgroups 7 5.5 Consumables. 7 5.6 Dimensions. 8 5 . 7 W e

15、l d i n g p o s i t i o n s 8 5 . 8 H y p e r b a r i c e n v i r o n m e n t 8 6 Rangeofapproval. 8 6.1 General . 8 6 . 2 W e l d i n g p r o c e s s . 9 6 . 3 J o i n t t y p e s . 9 6.4 Materialgroups 1 0 6.5 Consumables.10 6.6 Dimensions.10 6 . 7 W e l d i n g p o s i t i o n s 1 0 6 . 8 H y p e

16、 r b a r i c e n v i r o n m e n t 1 1 7 Examinationandtesting 12 7.1 General 12 7.2 Supervision.12 7.3 Shapesanddimensionsoftestpieces. 1 2 7.4 Weldingconditions . 1 4 7.5 Testmethods . 1 5 7.6 Testpiecesandtestspecimens 1 5 8 Acceptancerequirementsfortestpieces 20 9Retests .20 10 Periodofvalidity

17、21 10.1 Initialapproval. 2 1 10.2 Prolongation 2 1 11Certificate .21 12Designation 22 AnnexA (informative) Diverwelderorweldingoperatorapprovaltestcertificate f o r h y p e r b a r i c d r y w e l d i n g . 2 3 AnnexB (informative) Jobknowledge 2 5 2ENISO156182:2001(E) Foreword ThetextofENISO156182:

18、2001hasbeenpreparedbyTechnicalCommitteeCEN/TC121“Welding“,the secretariatofwhichisheldbyDS,incollaborationwithTechnicalCommitteeISO/TC44“Weldingandallied processes“. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyJune200

19、2,andconflictingnationalstandardsshallbewithdrawnatthelatestby June2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsof thefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland

20、,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden, SwitzerlandandtheUnitedKingdom. 3ENISO156182:2001(E) Introduction Thisstandardcoverstheprinciplestobeobservedintheapprovaltestingofdiverwelderorweldingoperator performanceforthefusionweldingofsteelsinahyperbaric,dryenvironment. Theabilityof

21、thediverwelderorweldingoperatortofollowverbalorwritteninstructionsandtestingofhisskillare thereforeimportantfactorsinensuringthequalityoftheweldedproduct. Testingofskilltothisstandarddependsonweldingmethodsinwhichuniformrulesandtestconditionsarecomplied with,andstandardtestpiecesareused. Thisstandar

22、disintendedtoprovidethebasisforthemutualrecognitionbyexaminingbodiesforapprovalrelating todiverweldersorweldingoperatorscompetenceinthevariousfieldsofapplication. Testsshouldbecarried outinaccordancewiththisstandardunlessmoreseveretestsarespecifiedbytherelevantapplicationstandard whentheseshouldbeap

23、plied. Thetestweldmaybeusedtoapproveaweldingprocedureandadiverwelderorweldingoperator,providedthat alltherelevantrequirements,e.g.testpiecedimensions,aresatisfied. Thediverweldersorweldingoperatorsskillandjobknowledgecontinuetobeapprovedonlyifthediverwelder orweldingoperatorareworkingwithreasonablec

24、ontinuityonweldingworkwithintheextentofapproval. 1 Scope Thisstandardappliestoweldingprocesseswheretheskillofthediverwelderorweldingoperatorhasasignificant influenceonweldquality. Thisstandardspecifiesessentialrequirements,rangesofapproval,testconditions,acceptancerequirementsand certificationforthe

25、approvaltestingofdiverwelderorweldingoperatorperformancefortheweldingofsteels underwaterinahyperbaricdryenvironment. Therecommendedformatforthecertificateofapprovaltestingisgiven inAnnexA. Duringtheapprovaltestthediverwelderorweldingoperatorshouldberequiredtoshowadequatepractical experienceandjobkno

26、wledge(testnonmandatory)oftheweldingprocesses,materialsandsafetyrequirementsfor whichheistobeapproved,informationontheseaspectsisgiveninAnnexB. Thisstandardisapplicablewhenthediverweldersorweldingoperatorsapprovaltestingisrequiredbythe purchaser,byinspectionauthoritiesorbyotherorganisations. Theweld

27、ingprocessesreferredtointhisstandardincludefusionweldingprocesseswhicharedesignatedasmanual orpartlymechanizedweldingfordiverweldersandfullymechanizedorautomaticweldingforoperators(see5.2). Allnewapprovalsareinaccordancewiththisstandardfromthedateofthisissue. However,thisstandarddoesnotinvalidatepre

28、viousdiverwelderorweldingoperatorapprovalsmadetoformer nationalstandardsorspecifications,providingtheintentofthetechnicalrequirementsissatisfiedandtheprevious approvalsarerelevanttotheapplicationandproductionworkonwhichtheyaretobeemployed. Also,whereadditionaltestsshouldbecarriedouttomaketheapproval

29、technicallyequivalentitisonlynecessary todotheadditionaltestsonatestpiecewhichshouldbemadeinaccordancewiththisstandard. Considerationof previousapprovalstoformernationalstandardsorspecificationsshouldbeatthetimeoftheenquiry/contractstage andagreedbetweenthecontractingparties. Thecertificateofapprova

30、ltestingisissuedunderthesoleresponsibilityoftheexaminerorexaminingbody. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetextandthepublicationsarelistedhereafter.For datedrefere

31、nces,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN2881 SpecificationandapprovalofweldingproceduresformetallicmaterialsP

32、art1:Generalrulesforfusionwelding EN2882 SpecificationandapprovalofweldingproceduresformetallicmaterialsPart2:Weldingprocedurespecification forarcwelding 4ENISO156182:2001(E) EN499 WeldingconsumablesCoveredelectrodesformanualmetalarcweldingofnonalloyandfinegrainsteels Classification EN5711 Nondestru

33、ctivetestingPenetranttestingPart1:Generalprinciples EN910 DestructivetestsonweldsinmetallicmaterialsBendtests EN970 NondestructiveexaminationoffusionweldsVisualexamination EN1290, NondestructiveexaminationofweldsMagneticparticleexaminationofwelds EN1320 DestructivetestsonweldsinmetallicmaterialsFrac

34、turetest EN1321 DestructivetestsonweldsinmetallicmaterialsMacroscopicandmicroscopicexaminationofwelds EN1418 WeldingpersonnelApprovaltestingofweldingoperatorsforfusionweldingandresistanceweldsettersforfully mechanizedandautomaticweldingofmetallicmaterials EN1435 NondestructiveexaminationofweldsRadio

35、graphicexaminationofweldedjoints EN1600 WeldingconsumablesCoveredelectrodesformanualmetalarcweldingofstainlessandheatresistingsteels Classification EN1714 NondestructiveexaminationofweldsUltrasonicexaminationofweldedjoints ENISO4063 WeldingandalliedprocessesNomenclatureofprocessesandreferencenumbers

36、(ISO4063:1998) prENISO5817 WeldingFusionweldedjointsinsteel,nickel,titaniumandtheiralloys(beamweldingexcluded)Qualitylevels forimperfections(ISO/DIS5817:2000) ENISO65201 WeldingandalliedprocessesClassificationofgeometricimperfectionsinmetallicmaterialsPart1:Fusion welding(ISO65201:1998) ENISO6947 We

37、ldsWorkingpositionsDefinitionsofanglesofslopeandrotation(ISO6947:1993) CRISO15608 WeldingGuidelinesforametallicmaterialgroupingsystem(ISO/TR15608:2000) ISO8571 WeldingandalliedprocessesVocabularyPart1:Metalweldingprocesses ISO3581 Coveredelectrodesformanualarcweldingofstainlessandothersimilarhighall

38、oysteelsCodeofsymbolsfor identification 5ENISO156182:2001(E) 3 Termsanddefinitions Forthepurposesofthisstandard,thetermsanddefinitionslistedbelowandinEN2881apply. 3.1 diverwelder apersonwhoperformstheweldingunderhyperbaricconditions 3.2 hyperbaricweldingoperator apersonwhoperformsfullymechanizedorau

39、tomaticweldingindryhyperbaricconditions(seealsoEN1418) 3.3 hyperbaricdrywelding theprocessofweldinginadryunderwaterenvironmentwhereinthegaseousatmosphereactingontheweldingarc andweldisatanelevatedpressurethelevelofwhichisdeterminedbythedepthofwater 3.4 habitat thesealedenclosuresurroundingtheworkare

40、afromwhichthewaterhasbeendisplacedbyagaseousmediumto provideadryenvironmentforperformanceoftheweldingoperation 4 Symbolsandabbreviations 4.1 General Wherethefullwordingisnotused,thefollowingsymbolsandabbreviationsshallbeusedwhencompletingthetest certificate(seeAnnexA). 4.2 Testpiece a nominalthroatt

41、hickness BW buttweld D outsidediameterofpipe FW filletweld Pp l a t e t plateorpipewallthickness Tp i p e z leglengthoffilletweld 4.3 Consumable nm nofillermetal wm withfillermetal(solidwire) B basiccovering S othercoatingtypes fc fluxcored mc metalcored 4.4 Miscellaneous bs weldingfrombothsides gb

42、weldingwithgasbacking gg backgougingorbackgrindingofwelds mb weldingwithbackingmaterial nb weldingwithoutbacking ng nobackgougingornobackgrinding ss singlesidewelding wd waterdepth 6ENISO156182:2001(E) 5 Essentialvariablesforapprovaltesting 5.1 General Thecriteriaspecifiedinthisclauseshallbeexamined

43、inordertoidentifytheabilityofthediverwelderorwelding operatorintheseareas. Eachcriterionisconsideredtobeasignificantfactorintheapprovaltesting. Thediverwelderorweldingoperatorshallbetestedseparately.Theapprovaltestshallbecarriedoutontestpieces andisindependentofthetypeofconstruction. Approvalofadive

44、rwelderaccordingtothisstandarddoesnotapproveaweldingoperatorandviceversa. 5.2 Weldingprocesses WeldingprocessesaredefinedinISO8571andreferencenumbersofweldingprocessesforsymbolic representationarelistedinENISO4063. Thisstandardcoversthefollowingweldingprocessesapplicableinhyperbaricdryenvironment. 111 manualmetalarcwelding(metalarcweldingwithcoveredelectrode); 11