1、ASME A112.19.5-2017/CSA B45.15-17Flush valves and spuds for water closets, urinals, and tanksLegal Notice for Harmonized Standard Jointly Developed by ASME and CSA GroupIntellectual property rights and ownershipAs between American Society of Mechanical Engineers (“ASME“) and Canadian Standards Assoc
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18、ciation and CSA America Inc., operating as “CSA Group”Published in May 2017 by CSA Group A not-for-profit private sector organization178 Rexdale Boulevard, Toronto, Ontario, Canada M9W 1R31-800-463-6727 416-747-4044Visit the CSA Group Online Store at shop.csa.caThe American Society of Mechanical Eng
19、ineers (ASME) Two Park AvenueNew York, NY 10016-5990, USA1-800-843-2763Visit the ASME Online Store at www.asme.orgCommitment for AmendmentsThis Standard is issued jointly by the American Society of Mechanical Engineers (ASME) and the Canadian Standards Association (Operating as “CSA Group”). Amendme
20、nts to this Standard will be made only after processing according to the Standards writing procedures of both ASME and CSA Group. Published in May 2017 by CSA Group A not-for-profit private sector organization 178 Rexdale Boulevard Toronto, Ontario, Canada M9W 1R3 1-800-463-6727 or 416-747-4044Visit
21、 the CSA Group Online Store atshop.csa.caISBN 978-1-4883-0469-9 CSA Group 2017The American Society of Mechanical Engineers (ASME) Two Park Avenue New York, NY 10016-5990 USA 1-800-843-2763Visit the ASME Online Store atwww.asme.orgCopyright 2017 by The American Society of Mechanical Engineers (ASME)T
22、he 2017 edition of this Standard is being issued with an automatic addenda subscription service. The use of addenda allows revisions made in response to public review comments or committee actions to be published as necessary.All rights reserved. No part of this publication may be reproduced in any
23、form whatsoever without the prior permission of the publisher.ASME A112.19.5-2017/CSA B45.15-17 Flush valves and spuds for water closets, urinals, and tanksMay 20171ContentsASME A112 Standards Committee on Plumbing Materials and Equipment 2CSA Technical Committee on Plumbing Fixtures 5CSA/ASME Harmo
24、nization Task Group on Plumbing Fixtures 10Preface 121 Scope 142 Reference publications 143 Definitions and abbreviations 153.1 Definitions 153.2 Abbreviations 154 Design requirements 154.1 Rated temperatures 154.2 Threads 154.3 Overflow tubes 164.4 Spud dimensions 165 Performance requirements and t
25、est methods 165.1 General 165.1.1 Preconditioning 165.1.2 Installation for testing 165.1.3 Flush valve assembly 165.2 Life cycle test 165.2.1 Performance requirements 165.2.2 Test method 165.3 Thread torque test 175.3.1 Performance requirements 175.3.2 Test method 175.4 Fixture and flush valve joint
26、 leak test 175.4.1 Performance requirement 175.4.2 Test method 175.5 Leak rate and accelerated chemical resistance tests 175.5.1 General 175.5.2 Performance requirement 175.5.3 Test methods 186 Markings 196.1 Manufacturers name or trademark 196.2 Packaging 19Annex A (informative) Unit conversion and
27、 rounding criteria 22ASME A112.19.5-2017/CSA B45.15-17 Flush valves and spuds for water closets, urinals, and tanksMay 20172ASME A112 Standards Committee on Plumbing Materials and EquipmentW.M. Smith American Society of Plumbing Engineers, Montgomery, Alabama, USA ChairS. Rawalpindiwala Kohler Co.,
28、Kohler, Wisconsin, USA Vice-ChairT.J. Stessman Kohler Co., Kohler, Wisconsin, USA AlternateR.K. Adler City of San Jose, San Jose, California, USA J.A. Ballanco JB Engineering b) update to markings and packaging requirements;c) update to chemical resistance test procedure requirements; andd) update t
29、o the minimum effective thread length dimension.This Standard is considered suitable for use with conformity assessment within its stated scope.This Standard was prepared by the ASME/CSA Joint Harmonization Task Group on Plumbing Fixtures, under the jurisdiction of the ASME Standards Committee on Pl
30、umbing Materials and Equipment and the CSA Technical Committee on Plumbing Fixtures. The CSA Technical Committee operates under the jurisdiction of the CSA Strategic Steering Committee on Construction and Civil Infrastructure. This Standard has been formally approved by the ASME Standards Committee
31、and the CSA Technical Committee. This Standard was approved as an American National Standard by the American National Standards Institute on May 23, 2017.ASME Notes:1) This standard was developed under procedures accredited as meeting the criteria for American National Standards and it is an America
32、n National Standard. The Standards Committee that approved the code or standard was balanced to assure that individuals from competent and concerned interests have had an opportunity to participate. The proposed Standard was made available for public review and comment that provides an opportunity f
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48、 held responsible for identifying any or all such patent rights. Users of this Standard are expressly advised that determination of the validity of any such patent rights is entirely their own responsibility.ASME A112.19.5-2017/CSA B45.15-17 Flush valves and spuds for water closets, urinals, and tan
49、ksMay 201714ASME A112.19.5-2017/CSA B45.15-17Flush valves and spuds for water closets, urinals, and tanks1 Scope1.1 This Standard covers spuds and flush valves for water closet bowls, tanks, and urinals.1.2 In this Standard, “shall” is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; “should” is used to express a recommendation or that which is advised but not required; and “may” is used to express an option or that which is permissible within the limits of the standard.Notes acc
