New Lloyd s Register requirements for NDE acceptance criteria, and inclusion of Advanced NDE Methods.

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1 CLASS NEWS 10/2021 New Lloyd s Register requirements for NDE acceptance criteria, and inclusion of Advanced NDE Methods. 28 June 2021 Applicability: shipbuilders and steel manufacturers. Amendments are being made to Lloyd s Register s Rules to include the stipulations of two newly published Unified Requirements from the International Association of Classification Societies (IACS) regarding non-destruction examination (NDE). The following come into force on 1 July 2021: 1. UR W33 - Non-destructive testing of ship hull steel welds 2. UR W34 - Advanced non-destructive testing of materials and welds The impact on LR s Rules (mainly contained within Lloyd s Register s Rules for the Manufacture, Testing and Certification of Materials) are summarised as follows: (a) minor changes to existing NDE acceptance criteria for conventional NDE methods (b) new detailed requirements for the following advanced NDE methods: Digital Radiography PAUT (Phased Array Ultrasonic Testing) TOFD (Time of Flight Diffraction) (c) acceptance criteria for the application of the advanced NDE methods (d) The application of these advanced methods requires qualification to determine the suitability and the effectiveness of the method for use on LR Class vessels. Detailed requirements for qualification are included within the Rules update. Lloyd s Register Class News New Lloyd s Register requirements for NDE acceptance criteria, and inclusion of Advanced NDE Methods. 10/2021 Lloyd s Register Group Limited (Reg. no ) is a limited company registered in England and Wales. Registered office: 71 Fenchurch Street, London, EC3M 4BS, UK. A member of the Lloyd s Register group. Lloyd s Register is a trading name of Lloyd s Register Group Limited and its subsidiaries. For further details please see Lloyd s Register Group Limited

2 Further information For more details, please contact your local LR office or Lloyd s Register Group Limited, its subsidiaries and affiliates and their respective officers, employees or agents are, individually and collectively, referred to in this clause as Lloyd s Register. Lloyd s Register assumes no responsibility and shall not be liable to any person for any loss, damage or expense caused by reliance on the information or advice in this document or howsoever provided, unless that person has signed a contract with the relevant Lloyd s Register entity for the provision of this information or advice and in that case any responsibility or liability is exclusively on the terms and conditions set out in that contract. Except as permitted under current legislation no part of this work may be photocopied, stored in a retrieval system, published, performed in public, adapted, broadcast, transmitted, recorded or reproduced in any form or by any means, without the prior permission of the copyright owner. Enquiries should be addressed to Lloyd s Register, 71 Fenchurch Street, London, EC3M 4BS. Lloyd s Register, 2021.