ISO INTERNATIONAL STANDARD 16177 First edition 2012-10-01 Footwear Resistance to crack initiation and growth Belt flex method ChaussuresRésistance a la fissuration et a sa croissance- Méthode de flexion de la ceinture Reference number ISO 16177:2012(E) ISO @ ISO 2012 by IHS under lic No reproduction n or networking permitted without license from IHS Not for Resale ISO 16177:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 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-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 4122 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ ISO 2012 -All rights reserved py IHS unde etworking permitted without license from IHS Not for Resale ISO 16177:2012(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies technical committees. Each member body interested in a subject for which a technical committee has been Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEc Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO 16177 was prepared by the European Committee for Standardization (CEN) Technical Committee CEN/TC 309, Footwear, in collaboration with ISO Technical Committee ISO/TC 216, Footwear, in accordance with the agreement on technical cooperation between ISO and CEN (Vienna Agreement) ii Not for Resale