ISO INTERNATIONAL STANDARD 20873 Secondedition 2018-03 Footwear Test methods for outsoles - Dimensional stability Chaussures - Méthodes d'essai applicables aux semelles d'usure - Stabilité dimensionnelle Reference number IS0 20873:2018(E) os1 @ IS0 2018 IS0 20873:2018(E) COPYRIGHTPROTECTEDDOCUMENT @IS02018 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 oran intranet, without priorwritten permission.Permission can be requested from either Iso at the address below or Iso's member body in the country of the requester. ISO copyright office CP 40i : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva, Switzerland Tel.+4122 749 0111 Fax +41 22 749 09 47 [email protected] www.iso.org Published in Switzerland i @ IS0 2018 - All rights reserved IS0 20873:2018(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references ..1 3 Terms and definitions ..1 4 Apparatus and material 1 5 Sampling. 6 Test methods. 2 6.1 Test specimen piece. 2 6.2 Measurement before heat treatment (Lo) .2 6.3 Heattreatment 2 6.4 Measurement after heat treatment (L) 2 Expression of results 3 8 Test report. 3 @ IS0 2018 - All rights reserved iii