ISO INTERNATIONAL STANDARD 12584 First edition 2013-11-01 Aerospace Hydraulic fluid components Expression of particulate contamination levels Aéronautique et espace - Composants pour fluides hydrauliques - Expression des niveaux de contamination particulaire Reference number ISO 12584:2013(E) ISO @IS02013 No reproduction or networking permitted without license from IHS Not for Resale IS0 12584:2013(E) COPYRIGHT PROTECTED DOCUMENT @IS02013 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+ 4122749 0947 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2013 - All rights reserved Not for Resale IS0 12584:2013(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions 4 Principle .3 5 Characteristics of the component .3 5.1 General. .3 5.2 Determination of the wetted volume. .3 5.3 Particulate contamination extraction. .4 6 Expression of results .4 6.1 Required preliminary data 6.2 Presentation of the results. .4 6.3 Example. ..6 Annex A (informative) Relating wetted volume to wetted surface area of components. ..7 Annex B (informative) Typical component particulate contamination analysis report. .8 Bibliography ..10 Copyrntntematinal Oan Sadiza rights reserved iii without license from IHS Not for Resale