BS ISO 10830:2011 BSl Standards Publication Space systems Non- destructive testing - Automatic ultrasonic inspection method of graphite ingot for solid rocket motors bsi. ..making excellence a habit.. BS ISO 10830:2011 BRITISH STANDARD National foreword This British Standard is the UK implementation of IS010830:2011. The UK participation in its preparation was entrusted to Technical Committee ACE/68/-/8, Space systems and operations -Materials and processes. 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. @BSI 2011 ISBN9780580663789 ICS 19.100; 49.140 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 August 2011. Amendments issued sincepublication Date Text affected BSISO10830:2011 ISO INTERNATIONAL STANDARD 10830 First edition 2011-07-15 Space systemsNon-destructive testing Automatic ultrasonic inspection method of graphite ingot for solid rocket motors Systemes spatiaux-Essais nondestructifsMethodepar injection ultrasonique du bloc graphite pourles moteurs de fuséea combustible solide Referencenumber ISO 10830:2011(E) @ ISO 2011 BS ISO10830:2011 ISO10830:2011(E) COPYRIGHTPROTECTEDDOCUMENT ISO2011 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56.CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ii @ ISO 2011 All rights reserved BSISO10830:2011 ISO10830:2011(E) Contents Page Foreword. .iv Introduction 1 Scope 2 Normative references 3 Terms and definitions. 4 General. 4.1 Requirements. 4.2 Test conductor. 5 Compositionofultrasonictestequipment. 5.1 Basic composition of equipment.... 5.2 Ultrasonic test instrument... 5.3 Probe... 5.4 Scanning equipment....... 6 5.5 Display and recording equipment... .6 6 Preparation of automatic ultrasonic inspection.... 6.1 Reference blocks... 6.2 Waterpath.... 6.3 Setting for angle-beam incidence. 8 6.4 Scanning zone and gate range .... 6.5 Distance-amplitudecorrection.. 6.6 Determination ofapparentwidths of beam spread .9 10 6.7 Selectionofscanningpitchinbeam-indexscanning 6.8 Selectionofdatacollection interval inincident-anglescanning 10 6.9 Requiredcompensationofdetectionsensitivity.... 10 7 Procedureforautomatic ultrasonic inspection 11 7.1 Test blocks..... 11 7.2 Test sequence.. .12 8 Automaticultrasonic inspection. 8.1 Preparation for testing.. 13 8.2 Primary inspection.. 13 8.3 Secondaryinspection. 14 9 Acceptance criteria .. 14 10 Reporting and recording.... 10.1 General. 14 10.2 Reportoftestresult.. 14 10.3 Scanning details and corresponding gate range.. 14 10.4 Inspection condition data...... 15 10.5 Secondary inspection details... .15 AnnexA(normative)Referenceblocksandtestmethodforultrasoniccharacteristic determination of graphite ingot.... .16 AnnexB (normative)Propagation-characteristic test ofgraphite ingot... .22 Bibliography 25 @ ISO 2011 All rights reserved ili BS ISO10830:2011 ISO10830:2011(E) Foreword IsO (the International Organization for Standardization)is a worldwide federation of national standards bodies (isO member bodies). The work of preparing International Standards is normally carried out through ISO non-governmental, in liaison with IsO, also take part in the work. IsO collaborates closely with the InternationalElectrotechnicalCommission(lEC)onallmattersofelectrotechnicalstandardization. International Standards are drafted in accordance with the rules g