ISO INTERNATIONAL STANDARD 6772 Third edition 2012-10-01 Aerospace Fluid systems Impulse testing of hydraulic hose, tubing and fitting assemblies Aeronautigueetespace-Systemesdefluides-Essaidimpulsion destuyauteriesflexibles,tubesetraccords Reference number IS06772:2012(E) LSO CopyihtInternatinal Organization for Standardization @IS02012 ed without license from IHS Not for Resale IS06772:2012(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 addressbeloworIso'smemberbodyinthecountryoftherequester. ISO copyright office Case postale 56.CH-1211 Geneva 20 Tel.+4122 749 0111 Fax +4122 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2012- All rights reserved No reproduction or networking permited without license from IHS Not for Resale IS0 6772:2012(E) Contents Page Foreword ..iv Introduction.. 1 Scope.. 2 Normative references ... 3 Terms and definitions 4 Requirements ..1 4.1 Shapeofimpulsetrace .1 4.2 Calculation of pressure rise .2 4.3 Preparation of specimens .2 4.4 Test fluid. 5 Principle of test. 6 Test method 7 Intended use. ..4 7.1 Standard. .4 7.2 Reference .4 Bibliography .6 iii IHS under I e with IS ed without license from IHS Not for Resale