BSENISO 16946:2017 BSl Standards Publication Non-destructive testing - Ultrasonic testing - Specification for step wedge calibration block (isO 16946:2017) bsi. BS EN ISO 16946:2017 BRITISH STANDARD National foreword This British Standard is the UK implementation of EN ISO 16946:2017. It supersedes BS EN IS0 16946:2015 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee WEE/46, Non-destructive testing. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @ The British Standards Institution 2017. Published by BSI Standards Limited 2017 ISBN 978 0 580 94950 0 ICS 19.100 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 March 2017. Amendments/corrigenda issued since publication Date Text affected EN IS0 16946 EUROPEAN STANDARD NORME EUROPEENNE EUROPAISCHE NORM March 2017 ICS 19.100 Supersedes EN IS0 16946:2015 English Version Non-destructive testing - Ultrasonic testing - Specification for step wedge calibration block (IS0 16946:2017) Essais non destructifs-Essais par ultrasons- Zerstorungsfreie Prufung - Ultraschallprifung - Specifications relatives aux blocs d'étalonnagea Beschreibung des Stufenkeil-Kalibrierkorpers (ISO gradins (IS0 16946:2017) 16946:2017) This European Standard was approved by CEN on 5 February 2017. CEN members are bound 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. Centrehasthesamestatusastheofficialversions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg,Malta,Netherlands,Norway,Poland,Portugal,Romania,Serbia,Slovakia,Slovenia,Spain,Sweden,Switzerland, Turkey and United Kingdom. er EUROPEAN COMMITTEE FOR STANDARDIZATION COMITEEUROPEENDENORMALI SATION EUROPAISCHES KOMITEE FURNORMUN G CEN-CENELECManagementCentre:AvenueMarnix17,B-1o0oBrussels @2017CEN All rights of exploitation in any form and by any means reserved Ref.No.ENIS016946:2017E worldwidefor CENnational Members.