ISO INTERNATIONAL STANDARD 22568-3 First edition 2019-03 Foot and leg protectors Requirements and test methods for footwear components Part 3: Metallic perforation resistant inserts Protecteurs du pied et de la jambe-Exigences et methodes d'essais pourlescomposantsdechaussure Partie3:Insertsanti-perforationmétalliques Referencenumber ISO22568-3:2019(E) ISO @IS02019 IS022568-3:2019(E) COPYRIGHTPROTECTEDDOCUMENT @I IS02019 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet,without prior written permission. Permission can be requested from either IsO at the address below orIso'smemberbody in the country of the requester. ISO copyright office CP 401:Ch.de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+41227490111 Fax: +41 22749 09 47 Email:[email protected] Website: www.iso.org Published in Switzerland ii @IS02019-All rights reserved IS022568-3:2019(E) Contents Page Foreword ..iv Introduction. ...V 1 Scope.. .1 2 Normativereferences ..1 3 Termsanddefinitions .1 4 Requirementsformetallicperforationresistantinsert .1 4.1 General .1 4.2 Resistancetonailperforation 2 4.3 Flexing resistance. 2 4.4 Corrosion resistance .3 5 Test methods for themetallicperforation resistant inserts 3 5.1 Determination of perforation resistance. 3 5.1.1 Apparatus.. .3 5.1.2 Test sample 4 5.1.3 Test procedure .4 5.1.4 Testreport 6 5.2 Determination offlexingresistance .6 5.2.1 Apparatus 6 5.2.2 Sampling. .6 5.2.3 Test procedure 6 5.2.4 Results. .7 5.2.5 Test report. 8 5.3 Determination ofcorrosion resistance .8 5.3.1 Preliminary examination ..8 5.3.2 Test procedure. .8 5.3.3 Test report. 9 6 Marking .9 Bibliography ..10 @IS0 2019-All rights reserved ili