EN IS0 18081 EUROPEANSTANDARD NORMEEUROPEENNE EUROPAISCHE NORM July 2024 ICS 19.100 SupersedesENIS018081:2016 English Version Non-destructive testing - Acoustic emission testing (AT) - Leak detection by means of acoustic emission (IsO 18081:2024) Essais non destructifs - Essais d'émission acoustique - Zerstorungsfreie Prufung - Schallemissionsprufung - Detection de fuites par émission acoustique (ISO Dichtheitsprifung mittels Schallemission (ISO 18081:2024) 18081:2024) This European Standard was approved by CEN on 28 June 2024. CENmembers arebound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkiye and United Kingdom. cen EUROPEAN COMMITTEE FOR STANDARDIZATION COMITE EUROPEEN DE NORMALISATION EUROPAISCHESKOMITEE FURNORMUNG CEN-CENELECManagementCentre:RuedelaScience23,B-1040Brussels @2024CEN All rights of exploitation in any form and by any means reserved Ref.No.EN ISO 18081:2024E worldwidefor CEN national Members. EN IS0 18081:2024 (E) Contents Page European foreword... 2 EN IS0 18081:2024 (E) European foreword This document (EN IS0 18081:2024) has been prepared by Technical Committee IS0/TC 135 "Non- destructive testing" in collaboration with Technical Committee CEN/TC 138“Non-destructive testing thesecretariatofwhichisheldbyAFNOR This European Standard shall be given the status of a national standard, either by publication of an identical text orby endorsement, at the latest by January 2025,and conflicting national standards shall be withdrawn at the latest by January 2025. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. This documentsupersedes ENIS018081:2016. Any feedback and questions on this document should be directed to the users' national standards body/national committee.Acompletelisting ofthesebodies can befound ontheCEN website. According to the CEN-CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkiye and the United Kingdom. Endorsement notice The text of IS0 18081:2024 has been approved by CEN as ENIS0 18081:2024 without any modification. 3