ISO INTERNATIONAL STANDARD 17138 First edition 2014-12-01 Fine ceramics (advanced ceramics, advanced technical ceramics) - Mechanical properties of ceramic composites at room temperature - Determination of flexural strength Céramiques techniques - Propriétés mécaniques des composites céramiques a température ambiante - Détermination de la resistance en flexion Reference number ISO 17138:2014(E) SO International Organization for Standardization ndardization 5956617 IS02014 ed without license from IHS IS0 17138:2014(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 +41227490947 E-mail copyright@iso.org Web www.iso.org Published in Switzerland Prganizationfor Standardization Not for Resale, 2015/3/20 05:30:11 networking permitted without license from IHS IS0 17138:2014(E) Contents Page Foreword ..iv 1 Scope 2 Normative references 3 Terms, definitions, and symbols 4 Principle 5 Apparatus. 2 5.1 Test machine. .2 5.2 Testfixture 5.3 Data recording system. 2 5.4 Dimension measuring devices. .2 6 Test specimens. .2 7 Test specimen preparation .3 7.1 Machining and preparation. .3 7.2 Number of test specimens 8 Test procedures. 8.1 Displacement rate ..4 8.2 Measurement of dimensions. 8.3 Testing technique. .4 8.4 Test validity ..4 8.5 Calculation of results .5 9 Test report .6 Bibliography .8 iii vided by IHS under lic without license from IHS