ASTM_E_114_-_10.pdf

Designation:E11410Standard Practice forUltrasonic Pulse-Echo Straight-Beam Contact Testing1This standard is issued under the fixed designation E114;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 parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1.Scope*1.1 This practice2covers ultrasonic examination of materi-als by the pulse-echo method using straight-beam longitudinalwaves introduced by direct contact of the search unit with thematerial being examined.1.2 This practice shall be applicable to development of anexamination procedure agreed upon by the users of thedocument.1.3 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.4 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is 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.2.Referenced Documents2.1 ASTM Standards:3E317 Practice for Evaluating Performance Characteristics ofUltrasonic Pulse-Echo Testing Instruments and Systemswithout the Use of Electronic Measurement InstrumentsE543 Specification for Agencies Performing NondestructiveTestingE1316 Terminology for Nondestructive Examinations2.2 ASNT Standards:4SNT-TC-1A Recommended Practice for Personnel Qualifi-cation and Certification in Nondestructive TestingANSI/ASNT CP-189 ASNT Standard for Qualification andCertification of Nondestructive Testing Personnel2.3 Other Documents:NAS-410 Certification and Qualification of NondestructiveTest Personnel53.Terminology3.1 Refer to Terminology E1316 for definitions of termsused in this practice.4.Basis of Application4.1 Purchaser-Supplier Agreements:The following itemsrequire agreement between the using parties for this practice tobe used effectively:4.1.1 Qualification of Nondestructive Testing AgenciesAgreement is required as to whether the nondestructive testingagency,as defined in Specification E543 must be formallyevaluated and qualified to perform the examination.If suchevaluation and qualification is specified,a documented proce-dure such as Specification E543 shall be used as the basis forevaluation.4.1.2 Personnel QualificationNondestructive testing(NDT)personnel shall be qualified in accordance with anationally recognized NDT personnel qualification practice orstandard such asANSI/ASNT CP-189,SNT-TC-1A,NAS-410,or a similar document.The practice or standard used and itsapplicable revision shall be specified in the contractual agree-ment between the using parties.4.1.3 Extent of ExaminationThe extent of the examinationshall be determined by agreement of the using parties.4.1.4 Time of ExaminationThe time of examination shallbe determined by agreement of the using parties.4.1.5 Interpretation CriteriaThe criteria by which theultrasonic signals and part acceptability will be evaluated andshall be determined by agreement of the using parties.1This practice is under the jurisdiction of ASTM Committee E07 on Nonde-structive Testing and is the direct responsibility of Subcommittee E07.06 onUltrasonic Method.Current edition approved June 15,2010.Published July 2010.Originallyapproved in 1955.Last previous edition approved in 2005 as E114-95(2005).DOI:10.1520/E0114-10.2For ASME Boiler and Pressure Vessel Code applications see related PracticeSE-114 in Section II of that Code.3For 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.4Available fromAmerican Society for Nondestructive Testing(ASNT),P.O.Box28518,1711 Arlingate Ln.,Columbus,OH 43228-0518,http:/www.asnt.org.5Available from Aerospace Industries Association of America,Inc.(AIA),1000Wilson Blvd.,Suite 1700,Arlington,VA22209-3928,http:/www.aia-aerospace.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 5.Significance and Use5.1 This practice employs the use of normal-incident,orstraight beam,longitudinal wave ultrasound for the detectionand evaluation of discontinuities in materials requiring volu-metric examination.5.2 Although not all requirements of this practice can beapplied universally to all inspection situations and materials,itdoes provide the basis for establishing contractual criteriabetween suppliers and purchasers of materials for performingcontact longitudinal wave pulse-echo examination and