ISO INTERNATIONAL STANDARD 2426-4 First edition 2018-09 Plywood - Classification by surface appearance - Part 4: Palm-plywood Contreplaque - Classification selon I'aspect des faces Partie 4: Contreplaqué de palmier Reference number ISO 2426-4:2018(E) International Organization for Standardization =Shenzhen Institute of St Standards and Technology 9972181 @IS02018 IS0 2426-4:2018(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2018 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 or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland prganizationfor Standardization ensee-Shenzhen Instute of Standards andeclSlog?s- All rights reserved rious National Standards Bodies IS0 2426-4:2018(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references 3 Terms and definitions 4 Classification by surface appearance 2 4.1 Appearance classes.. 2 4.2 Permissible characteristics and defects 4.2.1 General 2 4.2.2 Characteristics inherent in palm-plywood 2 4.2.3 Manufacturing defects 4 Intematinal ogaization @sS2018-All rights reserved iii ee=Shenzhen Institute of Standards and Technology 9972181 Not for Resale, 2018/12/5 07:39:55