ISO/TS TECHNICAL SPECIFICATION 19278 First edition 2019-04 Plastics Instrumented micro. indentation test for hardness measurement Plastiques Essai instrumenté de micro-indentation pour le mesurage de la dureté Reference number ISO/TS 19278:2019(E) ISO @ IS0 2019 IS0/TS 19278:2019(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 IS0/TS19278:2019(E) Contents Page Foreword ..iv Introduction. .. 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Principle 2 5 Apparatus. .2 5.1 General .2 5.2 Indenter. .2 5.3 Displacement measurement device .3 5.4 Loading unit and force measuring device .3 5.5 Periodic checks of test apparatus .3 6 Test specimen .3 7 Conditioning. ..3 8 Procedure ..4 9 Number of test specimens ..5 10 Expression of results ..5 11 Test report ..6 AnnexA(informative)Precisionstatement Bibliography 9 @ IS0 2019 - All rights reserved iii