ISO INTERNATIONAL STANDARD 30012 First edition 2016-02-01 Carbon-fibre-reinforced plastics Determination of the size and aspect ratio of crushed objects Plastigues renforcés de fibres de carbone - Détermination des dimensions et du rapport d'apparence d'objets broyes Reference number IS0 30012:2016(E) ISO International Organization for Standardization ZHEJIANG INST OF STANDARDIZATION C1 5956617 @IS02016 No reproduction or networking permitted without license from IHS IS0 30012:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2016, Published in Switzerland All rights reserved. Unless otherwise specified, 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. ISOcopyrightoffice Ch. de Blandonnet 8 · CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org Internatinai br DrganizationforStandardization Licensee-ZHEJIANG INST OF STANDARDIZAISQ 0d6 - All rights reserved Not for Resale, 2016/4/22 07:51:51 networking permited withoutlicense from IHS IS0 30012:2016(E) Contents Page Foreword ..iv 1 Scope .1 2 Normative references 3 Terms and definitions 4 Symbols. 5 Principle 6 Apparatus. ..2 7 Sampling. 8 Measurement ..3 8.1 General 8.2 Method A: Manual method (stereomicroscope) .3 8.3 Method B: Projection microscope .3 8.4 Method C: Automatic shape and size measurement apparatus ..4 9 Calculation and expression of results. 10 Precision .6 11 Test report 7 iii nsee=ZHEJIANG INST OF STANDARDIZATION C1 5956617 vided by IHS under I d without license from IHS Not for Resale, 2016/4/22 07:51:51