ISO INTERNATIONAL STANDARD 18142 First edition 2014-02-01 Carbonaceous materials for the production of primary aluminium Baked carbon bodies - Determination of the dynamic elasticity modulus by the resonance method Carbonés utiliseés pour la production d'aluminium primaire - Piéces carbonées cuites - Détermination du module d'élasticité dynamique par la méthode de résonance Reference number IS0 18142:2014(E) ISO Copyright intematioal Organization for Standardizatin @IS02014 Not for Resale IS0 18142:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form 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 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 @ IS0 2014 - All rights reserved No reproduction or networking permited without license from IHS Not for Resale IS0 18142:2014(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope.. ...1 2 Normative references 3 Terms and definitions 4 Principle 5 Apparatus. ..3 6 Sampling. 7 Test specimen ..4 8 Procedure 2, 9 Evaluation. ..5 10 Test report. ..5 11 Precision .5 11.1 Repeatability (one operator, same apparatus) .5 11.2 Reproducibility (different operators, different apparatus) .6 Bibliography 7 Copyritnteatinal Organzasnt? Saadizah rights reserved iii se with ISt ed without license from IHS Not for Resale