FOREWORD ThisRemendedPctice estblishesthegeneralfrmeworfoaquliftonndcertifcationprgramInddion,t document providestheeducaionalexperenceandraningremendationsforthediffeentestmetod This Remmndd Paiis nt inned t ued as arit eifction.It is recgized hwe, that cntsque programswhichmeethententf thisocumenFrsuchcontractpurchaserndsuplrmustareeuonacceptabiityf anemployer's program. Theverbshouldhasbeenusedthroughoutthisdocument toemphasizetheremendationpresentedhereinIs the emplyer'srespobilytoaddrespecifeedsad tmodify theeguidelinessappopatinawiten prctice employer'swritten practice,theverbshallistobe usedin placeofshouldtoemphasize the employer'sneeds. The2oEditionofSNTTCAisannotated so that users of theooedition can quicklyandesilylocatnew and updatd materialTh vertcal line themargis of this documet indicate thatnfommationn the texthaseenmodifedinsome way. AnSNTTCItpreatonPanelisavailableespondtritteniquirieregardingtheSNT-TC-Aguidelneshe responsesclarifytheinentfASNT'sStandardsCouncilandtheremendationsofSNT-TC-Aandaresubjecttothestate- ment of “Scope”in each edition of SNI-TC-iA. Tomake aninquiry,download theform from theASNT website (/MajorSiteSections/Standards.aspx). Inquiries related to thisremended practice shouid be directed to: Secretary,ASNTStandards Council standardsgasnt EthicsStatement TheNDTpresnplaritilrolineningplifetybypdingnftnnthndinannerityf criticalinfrasructureandpodutsthoughitsaiousDTmehocsand techniqueshTprofeonhasresponsibil itytaalllliingletdngfa highlyencouragesalindividualsandcmpaiesuingthisstandard/documenttincporatethpiofethiandehal behavior of its employees and contractors nto their training programs and examinations.
RECOMMENDEDPRACTICE里
ASNTSNT-TC-1A-2024
SNT-TC-1ACOMMITTEE Publication andeview of this RomendedPructice wasunder the direction of the SNTTC-A Committee which is a mittee of the Standards Council (StC).TheStCreports to theBoard of Directors of The American Sociey for NondestructiveTesting. SubmitteeMembers: Michael Ruddy,Chair Dave Culbertson Bran Laite Bill PlumsteadJt MavinTrimmViceChair David Dechene Brock Mackin Bill Plumstead St David Bajula Paul Deeds Walt Matulewicz Jason Slonaker Bill Baker David Harvey ClydeMay DaveVigne Rao Brahmaji Hugh Howerton Ramon Orozco
Michael Kirby Jessica Osbourme Daniel Craigo Doron Kishoni John Parisesu Noticetousersofthisdocument: Whenerifatesrwallcards ressedan providedbyteemloyethereqrmentsfASNTPoliy asntr MajorSiteSections/About/Leadership_Govemance/Policies shall befollowed toensure appropriate usageof theASNTname, acronym, and logo. Thecetificateshallindicatthathecertifcationisaccordancewithherequiremnts oftheemlyerswritenractie See Section 9.s for further guidance on properly issued certification certificates and wallet cards.
iv RECONMENDED PRACTICE
CONTENTS FOREWORD Ethics Statement SNT-TC-1ASUBCOMMITTEE iv SUMMARYOFCHANGES vi
QUALIFICATIONANDCERTIFICATIONINNONDESTRUCTIVETESTING1 1.0 Scope 2.0 Definitions1 3.0Nondestructive Testing Methods2 4.0Levelsof Qualification 5.0Written Practice3 6.0EducatinTrainingandExperienceRequirements forInitialQualificatin 7.0Training Programs6 8.0Examinations7 9.0Certification11 10.0Technical Performance Evaluation12 11.0Interrupted Service12 12.0Recerification12 13.0Termination13 14.0Reinstatement13 15.0 Referenced Publications13 APPENDIXES15 AppendixA-NDTPractical Examination Checklist15 AppendixB-ExampleCertificationTemplate16
RECOMMENDED PRACTICE V
ASNTSNT-TC-1A-2024
SUMMARYOFCHANGES
Thechanges made are also indicated with a line n the margin for easy identification. SNT-TC1A2024Edition 1. Paragraph 5 was deleted. 2.Paragraphs2..7and2evisionto tsDetctionRateandFalse Caltariy heirintneuse 3.Paragraphs2.1and2.118therevisiontopaagraph2.8wastofurtherclarifythetemPredictiveMaintenance Additionally,to showcontrast to the term“NDT, the definition forNondestructiveTestingfrom ASTMEi316was included as well (new paragraph 2.1.15). 4.Thettwihin parenheinparagraphwaevised treadThiisually one prrtpefing an but canbe carried our anyime hereisconcem about the performanceof NDT orinstrument response. 5InTabe6.BdigitalradiographyDR)puted radigraphy（CR)and pued tomography（CTmage interpreter remendations were added. 6.Paragraph6.4wasadded torecognize apercentagef acual hands-nexperienceintheformoflabhoursmaybe appliedtward thealicableeperienceremendationinTables63and6.Bhisremendationnl applicable to expanded training programs at education institutions or colleges. 7. In paragraph8.1.2, aremendation was added toensure personel adminisering writtenmultiple-choice esaminations are trained and the trainingis documented. 8.Paragraph 8.14wasmodifed and paragraphs 86.4.2 and 8.6.43were added toremend anNDTLevel Ilpractical eramination for NDTLevel II personnel whoare actually performing NDT as partof their job funetion. 9. In paragraph 8.7, a remendation was added to document acceptance ofan outside supplier forexaminatin services, 10.nparagrah.2.and8..sticnswereadde...
SNT-TC-1A 2024 无损检测人员资格认证和培训(英文版).pdf
