ASTM E1032-2012 6250 Standard Test Method for Radiographic Examination of Weldments《焊接件射线检验的标准试验方法》.pdf
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1、Designation: E1032 12Standard Test Method forRadiographic Examination of Weldments1This standard is issued under the fixed designation E1032; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in pa
2、rentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This test method provides a uniform procedure forradiographic examination of weldments using industrial radio-graphic film. Requirements expressed
3、 in this method areintended to control the quality of the radiographic images andare not intended for controlling acceptability or quality ofwelds.1.2 The radiographic extent, the quality level, and theacceptance criteria to be applied shall be specified in thecontract, purchase order, product speci
4、fication, or drawings.1.3 The radiographic techniques stated herein provide ad-equate assurance for defect detectability; however, it is recog-nized that, for special applications, specific techniques usingmore or less stringent requirements may be required than thosespecified. In these cases, the u
5、se of alternative radiographictechniques shall be as agreed upon between purchaser andsupplier (also see Section 4).1.4 The values stated in inch-pound units are to be regardedas standard.1.5 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is
6、theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use. (For more specificsafety precautionary information, see Section 7.)2. Referenced Documents2.1 ASTM Standards:2E94 Guide for Ra
7、diographic ExaminationE242 Reference Radiographs for Appearances of Radio-graphic Images as Certain Parameters are ChangedE390 Reference Radiographs for Steel Fusion WeldsE543 Specification for Agencies Performing Nondestruc-tive TestingE747 Practice for Design, Manufacture and MaterialGrouping Clas
8、sification of Wire Image Quality Indicators(IQI) Used for RadiologyE999 Guide for Controlling the Quality of Industrial Radio-graphic Film ProcessingE1025 Practice for Design, Manufacture, and MaterialGrouping Classification of Hole-Type Image Quality Indi-cators (IQI) Used for RadiologyE1079 Practi
9、ce for Calibration of Transmission Densitom-etersE1254 Guide for Storage of Radiographs and UnexposedIndustrial Radiographic FilmsE1316 Terminology for Nondestructive ExaminationsE1815 Test Method for Classification of Film Systems forIndustrial Radiography2.2 ASNT Standards:3Recommended Practice No
10、. SNT-TC-1A Personnel Quali-fication and Certification in Nondestructive TestingANSI/ASNT-CP-189 Standard for Qualification and Certi-fication of Nondestructive Testing Personnel2.3 Other Standards:NAS 410 National Aerospace Standard Certification andQualification of Nondestructive Test Personnel4EN
11、 444 Nondestructive TestingGeneral Principles forRadiographic Examination of Metallic Materials by X andGamma RaysBasic Rules5ISO 5579 Nondestructive TestingRadiographic Examina-tion of Metallic Materials by X and Gamma RaysBasicRules53. Terminology3.1 DefinitionsFor definitions of terms used in thi
12、s testmethod, see Terminology E1316.4. Basis of Application4.1 Personnel QualificationNondestructive testing (NDT)personnel shall be qualified in accordance with a nationallyrecognized NDT personnel qualification practice or standardsuch as ANSI/ASNT-CP-189, SNT-TC-1A, NAS 410 or a1This test method
13、is under the jurisdiction of ASTM Committee E07 onNondestructive Testing and is the direct responsibility of Subcommittee E07.01 onRadiology (X and Gamma) Method.Current edition approved June 15, 2012. Published July 2012. Originallyapproved in 1985. Last previous edition approved in 2006 as E1032 -
14、 06. DOI:10.1520/E1032-12.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available fromAmerican Society for
15、 Nondestructive Testing (ASNT), P.O. Box28518, 1711 Arlingate Ln., Columbus, OH 43228-0518, http:/www.asnt.org.4Available from Aerospace Industries Association of America, Inc. (AIA), 1000Wilson Blvd., Suite 1700,Arlington, VA22209-3928, http:/www.aia-aerospace.org.5Available from American National
16、Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.similar document. The prac
17、tice or standard used and itsapplicable revision shall be specified in the contractual agree-ment between the using parties.4.2 Qualification of Nondestructive AgenciesIf specifiedin the contractual agreement, NDT agencies shall be qualifiedand evaluated in accordance with Practice E543. The appli-c
18、able edition of Practice E543 shall be specified in thecontractual agreement.4.3 Time of ExaminationThe time of examination shall bein accordance with 8.1 unless otherwise specified.4.4 ProceduresThe procedures to be utilized shall be asdescribed in 7.1.4.5 Extent of ExaminationThe extent of the exa
19、minationshall be in accordance with 7.2.4.6 Reporting Criteria/Acceptance CriteriaReporting cri-teria of the examination results shall be in accordance withSection 11.4.7 Reexamination of Repaired or Reworked ItemsReexamination of repaired or reworked items is not addressedin this test method and if
20、 required shall be specified in thecontractual agreement.4.8 Radiographic Quality LevelThe radiographic qualitylevel shall be in accordance with 7.4.5. Materials5.1 Film SystemsOnly film systems having cognizantengineering organization (CEO) approval or meeting the re-quirements of test method E1815
21、 shall be used to meet therequirements of this standard.6. Apparatus6.1 Radiation Source (X-Ray or Gamma-Ray)Selection ofthe appropriate source is dependent upon variables regardingthe weld being examined (material composition and thickness).The suitability of the source shall be demonstrated by att
22、ain-ment of the required IQI sensitivity and compliance with allother requirements stipulated herein (film density and area ofinterest density tolerances, etc.).6.2 Film Holders and CassettesFilm holders and cassettesshall be light tight and shall be handled properly to reduce thelikelihood that the
23、y may be damaged. They may be flexiblevinyl, plastic, or other durable material, or they may be madefrom metallic materials. In the event that light leaks into thefilm holder and produces images on the radiograph, theradiograph need not be rejected unless the images encroach onthe radiographic area
24、of interest. If the film holder exhibitslight leaks, it shall be repaired before reuse or discarded. Filmholders and cassettes should be routinely examined to mini-mize the likelihood of light leaks.6.3 Intensifying Screens:6.3.1 Lead-Foil Screens:6.3.1.1 Intensifying screens of the lead-foil type a
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- ASTME103220126250STANDARDTESTMETHODFORRADIOGRAPHICEXAMINATIONOFWELDMENTS 焊接 射线 检验 标准 试验 方法 PDF
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