1、SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising theref
2、rom, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions.Copyright 2013 SAE International All rights reserved. No part of this pub
3、lication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: +1 724-776-4970
4、outside USA) Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedback on this Technical Report, please visit http:/www.sae.org/technical/standards/ARP4784AAEROSPACERECOMMENDEDPRACTICEARP4784 REV. A Issued 1993-03 Revised 2001-07 Re
5、affirmed 2013-01 Definitions and Limits, Metal Material Defects and Surface and Edge Features, Fluid Couplings, Fittings and Hose Ends RATIONALEARP4784A has been reaffirmed to comply with the SAE five-year review policy. SAE ARP4784A Page 2 of 18 SAE ARP4784A Page 3 of 18 SAE ARP4784A Page 4 of 18 S
6、AE ARP4784A Page 5 of 18 SAE ARP4784A Page 6 of 18 SAE ARP4784A Page 7 of 18 SAE ARP4784A Page 8 of 18 SAE ARP4784A Page 9 of 18 SAE ARP4784A Page 10 of 18 SAE ARP4784A Page 11 of 18 SAE ARP4784A Page 12 of 18 SAE ARP4784A Page 13 of 18 SAE ARP4784A Page 14 of 18 SAE ARP4784A Page 15 of 18 SAE ARP4784A Page 16 of 18 SAE ARP4784A Page 17 of 18 SAE ARP4784A Page 18 of 18
