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ISO9712:1999(2)NONDESTRUCTIVETESTINGQUALIFICATIONANDCERTIFICATIONOFPERSONNELISO()(ISO)ISO,ISO(IEC)ISOöIEC375%,ISO9712ISOöTC135()SC7()2,1(ISO9712:1992)AC,,,,,,,Ë,ÉÊ,5a()1(Scope)1.1,(NDT)(a)(b)(c)(d)(e)1.2,(VT)(LT)(NT)(AT),1.3,2(Normativereference),,,,,EN45013:19893(Termsanddefinitions)3.1(Authorizedqualifyingbody),,NDT81322720007NDTVol.22No.7July2000©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.3.2(Candidate)3.3(Certificate)3.4(Certificationbody)NDT3.5(Certification)NDT3.6(Employerorresponsibleagency)3.7(Examination,basic)Ë,:ÊNDT3.8(Examinationcentre),,3.9(Examination,general)NDTÉÊ3.10(Examination,job-specific),NDT:3.11(Examination,mainmethod)Ë,ËNDT3.12(Examination,practical)NDT3.13(Examination,qualification),3.14(Examination,specific)NDT,3.15(Examiner)Ë,NDTö:Ë3.16(Experience)NDT,NDT3.17(Industrialsector),NDT;,:()(),A3.18NDT(NDTinstruction)NDT,3.19NDT(NDTmethod)()3.20NDT(NDTprocedure)NDT3.21NDT(NDTtechnique)NDT()3.22NDT(NDTtraining)NDT,3.23(Operatingauthorization)3.24(Qualification)NDT3.25(Significantinterruption),1a3.26(Supervision)NDTNDT,3.27(Testspecimen):,3.28(Trainee)913ISO9712:1999©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,:ÉÊ4(Abbreviations):ETPTMTRTUT5NDT(LevelsofcompetenceNDTlevels)5.1(Classification),,5.2NDTÉ(NDTlevelÉ)5.2.1NDTÉNDT,ÊËNDTÉ:(a)(b)(c)(d)5.2.2É5.3NDTÊ(NDTlevelÊ)NDTÊ,,:(a)Ê(b)NDT(c)(d)(e),(f)NDT(g)É(h)Ê(i)5.4NDTË(NDTlevelË)5.4.1ËNDT,:(a)NDT(b)(c)(d)NDT(e)(f),(g)ÉÊ5.4.2Ë:(a),,(b)NDT(c)Ë6(Responsibilities)6.1(General),NDT,6.2(Certificationbody)6.2.1EN45013,,NDT,ISO6.2.2NDTNDT,NDTö,,50%Ë6.2.3:(a),(b),,(c),023ISO9712:1999©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(d)(),(e),,(f),(g),,,(h),,A6.3(Authorizedqualifyingbodies),:(a)(b)(c)(d),6.4(Examinationcentres)6.4.1,:(a),(b)(c),(d)6.4.2,,,6.5(Employerorresponsibleagency)6.5.1,,6.5.2NDT6.5.37.2.3(9.2)6.5.4,7(Eligibility)7.1(Eligibilityforexamination),NDT7.1.1NDTÉÊ(NDTtraininglevelÉandlevelÊ),NDT,B,1,,,1hNDTÉÊNDTÉÊET4040RT4080PT1624UT4080MT1624:1)2)Ê,ÉÊ7.1.2NDTË(TraininglevelË)Ë,,,(),B,7.2(Eligibilityforcertification),123ISO9712:1999©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.7.2.1NDTÉÊ(NDTexperiencelevelÉandlevelÊ)2,2ÉÊNDTÉÊNDTÉÊET39RT39PT13UT39MT13:1)()40h(175h),40h,,2)Ê,ÉNDT,ÊÉ,ÉÊ3)NDT,::25%:33%:50%,,7.2.2NDTË(NDTexperiencelevelË)ËNDT,,33ËÊ,Ë3a,122448Ê,Ë3a,242a4872:NDT,Ë50%7.2.3(Visionrequirementsalllevels):(a),:30cm,Jaeger1TimesRomanN4.5(b)NDT,(6.5.3)8(Qualificationexamina-tion)NDT8.1ÉÊ(ExaminationcontentandgradingforlevelÉandlevelÊ)8.1.1(Generalexamination)8.1.1.144NDTÉÊNDTÉÊET4040RT4040PT3030UT4040MT30308.1.1.2,1min,2min8.1.1.3,8.1.1.4XC,,8.1.2(Specificexamination)8.1.2.18.1.2.2223ISO9712:1999©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.3min,8.1.2.3,5,5NDTÉÊNDTÉÊET2020RT2020PT2015UT2020MT20158.1.2.4,30,8.1.3(Practicalexamination)8.1.3.1,,Ë,8.1.3.2NDT,8.1.3.58.1.3.3ÉNDT8.1.3.4ÊNDT,,8.1.3.5ÉÊÊ8.1.3.6,:(a)É3h(b)Ê4h8.1.3.7ÊÉNDT8.1.4ÉÊ(GradingofthelevelÉandlevelÊqualification)8.1.4.18.1.4.2614,6ö%ÉÊ1,20102NDT,:(a)Ê,(b)()(c)(d)(e)35203,Ê()45554ÊÉ158.1.4.3,(1)(Compositegrademethod),70,80NN=0.25ng+0.25ns+0.50npngnsnp(2)(Minimumgrademethod),70,808.2Ë(ExaminationcontentandgradingforlevelË)8.2.1(Basicexamination)8.2.1.1,,7,8.2.1.25a,8.2.2(Mainmethodexamination)8.2.2.1,,323ISO9712:1999©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.725,10Ê,,(UTRT)15(60)8C1Ë30C2NDT,20C3NDT,88.2.2.2ÊË,8.1.4Ê,NDT8.2.3Ë,8.2.3.1708.2.3.2,70,NC80NCNC=nC1+nC2+nC33nC1C1(8)nC2C2(8)nC3C3(8)8.3(Conductofexaminations)8.3.18.3.2,,8.3.3,8.3.4,,8.3.5(3.15)8.3.6,,8.3.7Ë8.4(Re-examination)8.4.1,1a8.4.2,,30d,1a,8.4.3,8.5(Examinationexemptions)8.5.1ÉÊ,,NDT,8.5.2Ë,,NDT,Ë(8C1)9(Certification)9.1(Issuingofcertificates),(9.2)ö9.2(Requirementsoncertificatesandwalletcards)ö(a)(b)(c)(d)(e)423ISO9712:1999©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(f)NDT(g)(h)(i)(j)(k),(1):ö,,ö,10(Certificationvalidityandrenewal)10.1(Validity)ö,5a,ö:(a)(b),(c)7.2.3(d)10.2(Renewal),,:(a)12,(b),10.3(Recertification)10.3.110a,,,:(a)ÉÊ:(b)Ë:,,20;,5,991)2)230534054505:1)2)10.3.280,10.3.3,10.3.1(b)ËC11(Files):(a)(b),,,:,öNDT,,(c),3aA()(Suggestedindustrialsectors),:(a)()(b)(,)(c)(,,)523ISO9712:1999©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(d)(,)(e),()(f):,()()B()NDT(TechnicalknowledgeofNDTpersonnel)B1(General)B2(Bibliographicreferences)1ANSIöASNTCP218921995,AmericanNationalStandardforQualificationandCertificationofNon2destructiveTestingPersonnel(1995),AppendixBTrainingOutlinesandReferences,AmericanSocietyforNon2destructivetestingInc.,P.O.Box28518,Columbus,OH4322820518USA.2IAEA2TECDOC2628,TrainingGuidelinesinNon2destructiveTestingTechniques(1991),InternationalAtomicEnergyAgency,Wagrammerstrasse5,P.O.Box100,A21400Vienna,Austria.3ICNDT:TheCompleteRecommendationsonInternationalHarmonizationofTraining,QualificationandCertificationofNon2destructiveTestingPersonnel(1985),InternationalCommitteeonNon2destructiveTesting,availablefromtheFoundationforQualificationofNDTPersonnel,P.