ISO INTERNATIONAL STANDARD 18437-1 First edition 2012-08-15 Mechanical vibration and shock Characterization of the dynamic mechanical properties of visco-elastic materials Part 1: Principles and guidelines Vibrations et chocsmécaniques-Caractérisation despropriétés mécaniques dynamiques des matériaux visco-élastiques Partie 1: Principes et lignes directrices Reference number ISO 18437-1:2012(E) LSO @ ISO 2012 ed without license from IHS Not for Resale ISO 18437-1:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56 · CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ ISO 2012 -All rights reserved No reproductic etworking permitted without license from IHS Not for Resale ISO 18437-1:2012(E) Contents Page Foreword ..iv Introduction 1 Scope 2 Normative references 3 Terms and definitions. 2 4 Measurement principles 4.1 General. 4.2 Resonance method.. 4.3 Cantilever shear beam method. 4.4 Dynamic stiffness method 4.5 Estimation of the Poisson ratio 5 Time.. temperature superposition 6 Specimen conditioning. 9 7 Selection of appropriate method. 9 Annex A (informative) Linearity of resilient materials Annex B (informative) Analysis of other Iso documents on dynamic testing. Bibliography. ili se with I license from IHS Not for Resale