1、 Anti-Siphon Fill Valves for Water Closet TanksASSE 1002-2015/ASME A112.1002-2015/CSA B125.12-15ANSI Approved: October 2015An American National StandardASSE 1037-2015/ASME A112.1037-2015/CSA B125.37-15Performance requirements for pressurized flushing devices for plumbing fixturesLegal Notice for Har
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19、eof, annullif yonullnull manull snullh copies, yonullare renullirenullto nullstroy them immenullatelynullnulle of this nullcnullent constitnulles yonull acceptance of the terms annullconnulltions of this nullgal nullticenullStandards Update ServiceASSE 1002-2015/ASME A112.1002-2015/CSA B125.12-15Dec
20、ember 2015Title: Anti-siphon fill valves for water closet tanksPagination: 26 pages (xiv preliminary and 12 text), each dated December 2015To register for e-mail notification about any updates to this publication go to shop.csa.ca click on CSA Update ServiceThe List ID that you will need to register
21、 for updates to this publication is 2423800.If you require assistance, please e-mail techsupportcsagroup.org or call 416-747-22null.nullsit nullnullnull roupnull policy o n privacy at csagroup.org/legal to find out how we protect your personal information.TMA trade-mark of the Canadian Standards Ass
22、ociation, operating as “CSA Group”Published in December 2015 by CSA GroupA not-for-profit private sector organization178 Rexdale Blvd., Toronto, Ontario, Canada M9W 1R31-800-463-6727 416-747-4044Visit our Online Store at shop.csa.caASSE 1002-2015/ASME A112.1002-2015/CSA B125.12-15Anti-siphon fill va
23、lves for water closet tanksPublished in December 2015 by ASSE International18927 Hickory Creek Drive, Suite 220, Mokena, Illinois 60447(708) 995-3019Visit us online at www.asse-plumbing.orgisit our webstore at ASSE International18927 Hickory Creek Dr., Suite 220Mokena, IL 60448Tel: (708) 995-3019Fax
24、: (708) 479-6139E-mail: general.infoasse-plumbing.org www.asse-plumbing.org ASSE International 2015Commitment for AmendmentsThis Standard is issued jointly by The American Society of Mechanical Engineers (ASME), the ASSE International Chapter of IAPMO, LLC. (ASSE), and CSA Group. Amendments to this
25、Standard will be made only after processing according to the Standards development procedures of ASME, ASSE, and CSA Group.The American Society of Mechanical Engineers (ASME) Two Park AvenueNew York, NY 10016-5990USAwww.asme.orgISBN 978-0-7918-7012-9 2015The 2015 edition of this Standard is being is
26、sued 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.Published in December 2015 by CSA GroupA not-for-profit private sector organization178 Rexdale BoulevardToronto, Ontar
27、io, CanadaM9W 1R31-800-463-6727 or 416-747-4044Visit the CSA Group Online Store at shop.csa.caISBN 978-1-77139-990-6 CSA Group 2015All rights reserved. No part of this publication may be reproduced in any form whatsoever without the prior permission of the publisherDecember 2015 iiiContents 2015 ASS
28、E International 2015 The American Society of Mechanical Engineers 2015 CSA Group Anti-siphon fill valves for water closet tanksASME A112 Standards Committee on Plumbing Materials and Equipment vASSE Product Standards Committee viiCSA Technical Committee on Plumbing Fittings viiiASME/ASSE/CSA Harmoni
29、zation Task Group on Plumbing Fittings xiPreface xiiiSection I 11Scope 1Section II 12 Reference publications and definitions 12.1 Reference publications 12.2 Definitions 22.3 Abbreviations 2Section III 23 Design and general requirements 23.1 Pressure 23.2 Temperature 23.3 Refill tube 23.4 Backflow p
30、revention 23.5 Dimensional criteria for fill valve components End connections 23.6 Seating members 33.7 Materials 33.8 Servicing 33.9 Pressure-relief devices 3Section IV 34 Performance requirements and test methods 34.1 General 34.2 Preconditioning and test conditions 34.2.1 Preconditioning 34.2.2 T
31、est conditions 34.3 Test specimen installation 34.4 Pressure and temperature tests 44.4.1 Pressure and temperature cycling test 44.4.2 Static and dynamic seals, working pressure test 44.5 Life cycle test 54.5.1 Purpose 54.5.2 Test conditions 54.5.3 Procedure 54.5.4 Performance criteria 54.6 Critical
32、 level and backflow prevention tests 5 2015 ASSE International 2015 The American Society of Mechanical EngineersASSE 1002-2015/ASME A112.1002-2015/CSA B125.12-15 2015 CSA Groupiv December 20154.6.1 Purpose 54.6.2 Procedure 54.6.3 Performance criteria 74.7 Flow rate test Retrofit devices only 74.7.1
33、Purpose 74.7.2 Procedure 74.7.3 Performance criteria 74.8 Refill rate test Retrofit devices only 84.8.1 Purpose 84.8.2 Procedure 84.8.3 Performance criteria 84.9 Thread torque strength test 84.9.1 Purpose 84.9.2 Procedure 84.9.3 Performance criteria 84.10 Hydrostatic pressure test 84.10.1 Purpose 84
34、.10.2 Procedure 84.10.3 Performance criteria 9Section V 95 Markings, packaging, and installation instructions and included literature 95.1 Markings 95.1.1 General 95.1.2 Visibility of markings 95.2 Installation and maintenance instructions Retrofit devices only 95.2.1 Instructions 95.2.2 Packaging 9
35、Figures1 Shank, locknut, and coupling nut dimensions 102 Anti-siphon fill valve test assembly 113 Location of critical level for anti-siphon fill valves 12Anti-siphon fill valves for water closet tanksDecember 2015 v 2015 ASSE International 2015 The American Society of Mechanical Engineers 2015 CSA
36、GroupASME A112 Standards Committee on Plumbing Materials and EquipmentD.W. Viola IAPMO,Mokena, Illinois, USAChairS. Rawalpindiwala Kohler Co., Kohler, Wisconsin, USAVice-ChairR.K. Adler City of San Jose, San Jose, California, USAJ.A. Ballanco JB Engineering however, they should not contain proprieta
37、ry names or information.ASME procedures provide for reconsideration of any interpretation when or if additional information that might affect an interpretation is available. Further, persons aggrieved by an interpretation may appeal to the cognizant ASME Committee.Interpretations are published on th
38、e ASME Web site under the Committee Pages at http:/cstools.asme.org/ as they are issued.CSA Notes:(1) Use of the singular does not exclude the plural (and vice versa) when the sense allows.(2) Although the intended primary application of this Standard is stated in its Scope, it is important to note
39、that it remains the responsibility of the users of the Standard to judge its suitability for their particular purpose.xiv December 2015 2015 ASSE International 2015 The American Society of Mechanical EngineersASSE 1002-2015/ASME A112.1002-2015/CSA B125.12-15 2015 CSA Group(3) This Standard was devel
40、oped by consensus, which is defined by CSA Policy governing standardization Code of good practice for standardization as “substantial agreement. Consensus implies much more than a simple majority, but not necessarily unanimity”. It is consistent with this definition that a member may be included in
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46、e. Requests for interpretations may be sent to:Staff Engineering GroupASSE International18927 Hickory Creek Drive, Suite 220Mokena, IL 60448-8399Requests must include:Name and contact information of the individual requesting the interpretation;Name of organization the individual represents (if any);
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