1、The American Society ofMechanical EngineersPIPE FLANGES ANDFLANGED FITTINGSNPS 12 Through NPS 24ASME B16.5-1996(Revision of ASME/ANSI B16.5-1988)Date of Issuance:February 28,1997The 1996 edition of this Standard is being issued with an automatic addendasubscription service.The use of an addenda allo
2、ws revisions made in responseto public review comments or committee actions to be published as necessary;revisions published in addenda will become effective 6 months after the Dateof Issuance of the addenda.The next edition of this Standard is scheduled forpublication in 2001.ASME issues written re
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8、etations issued in accordance with governingASME procedures and policies which preclude the issuance of interpretations by individualvolunteers.No part of this document may be reproduced in any formin an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical Engineers345 East 47th Street,New York,NY 10017Copyright 1997 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll Rights ReservedPrinted in U.S.A.