ISO INTERNATIONAL STANDARD 22557 First edition 2019-07 Paints and varnishes Scratch test using a spring-loaded pen Peintures et vernis - Essai de rayage manuel utilisant un barreau d'essai de dureté Reference number IS022557:2019(E) ISO @IS02019 IS0 22557:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ ISO 2019 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: +4122 749 0111 Fax: +41 22 749 09 47 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved