ASME A112 18 1-2018 Plumbing supply fittings.pdf

1、ASME A112.18.1-2018/ CSA B125.1-18Plumbing supply fittingsLegal 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 Association (operating as “CSA Group”) (

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15、nd if you do make such copies, you are required to destroy them immediately. Use of this document constitutes your acceptance of the terms and conditions of this Legal Notice.Standards Update ServiceASME A112.18.1-2018/CSA B125.1-18July 2018Title: Plumbing supply fittingsTo register for e-mail notif

16、ication about any updates to this publication go to shop.csa.ca click on CSA Update ServiceThe List ID that you will need to register for updates to this publication is 2425959.If you require assistance, please e-mail techsupportcsagroup.org or call 416-747-2233.Visit CSA Groups policy on privacy at

17、 www.csagroup.org/legal to find out how we protect your personal information.ASME/CSA StandardASME A112.18.1-2018/CSA B125.1-18 Plumbing supply fittingsA trademark of the Canadian Standards Association and CSA America Inc., operating as “CSA Group”Published in July 2018 by CSA Group A not-for-profit

18、 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 Engineers (ASME) Three Park AvenueNew York, NY 10016-5990, USA1-800-843-2763Visit the ASME Online Store at w

19、ww.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”). Amendments to this Standard will be made only after processing according to the Standards writing procedures o

20、f both ASME and CSA Group. The American Society of Mechanical Engineers (ASME) Three Park Avenue New York, NY 10016-5990 USA 1-800-843-2763 Visit the ASME Online Store at www.asme.orgPublished in May 2018 by CSA Group A not-for-profit private sector organization 178 Rexdale Boulevard Toronto, Ontari

21、o, Canada M9W 1R3 1-800-463-6727 or 416-747-4044 Visit the CSA Group Online Store at shop.csa.caCopyright 2018 by The American Society of Mechanical Engineers (ASME)ISBN 978-1-4883-1279-3 2018 Canadian Standards AssociationThis Standard is available for public review on a continuous basis. This prov

22、ides an opportunity for additional public input from industry, academia, regulatory agencies, and the public at large.All rights reserved. No part of this publication may be reproduced in any form whatsoever without the prior permission of the publisher.ASME A112.18.1-2018/CSA B125.1-18 Plumbing sup

23、ply fittingsJuly 2018 2018 Canadian Standards Association 1ContentsASME A112 Standards Committee on Plumbing Materials and Equipment 4ASME A112.18.1 Project Team on Plumbing Fixture Fittings 8CSA Technical Committee on Plumbing Fixtures 11CSA/ASME Harmonization Task Group on Plumbing Fixtures 16Pref

24、ace 181 Scope 202 Reference publications 213 Definitions and abbreviations 243.1 Definitions 243.2 Abbreviations 284 Design requirements 294.1 Supply fittings 294.1.1 Rated pressure 294.1.2 Rated temperatures 294.1.3 Seating members 294.2 Servicing 304.3 Installation 304.4 Threaded connections 304.5

25、 Connections other than threaded connections 314.6 Accessible designs 314.7 Backflow prevention 314.8 Cover plates and escutcheons 324.9 Toxicity and lead content 324.10 Frost-proof faucets and hydrants 324.11 Showerheads, body sprays, and hand-held showers 324.11.1 General 324.11.2 High-efficiency

26、showerheads and hand-held showers 324.12 Cross-flow 334.13 Fittings incorporating electrical features 334.13.1 General 334.13.2 Testing 344.14 Materials 344.15 Automatic compensating valve temperature control 344.16 Lawn faucets 344.17 Flexible water connectors 344.18 High-efficiency commercial pre-

27、rinse spray valves 344.19 Household hot water dispensers with storage electrical heating systems 345 Performance requirements and test procedures 35ASME A112.18.1-2018/CSA B125.1-18 Plumbing supply fittingsJuly 2018 2018 Canadian Standards Association 25.1 General 355.1.1 Preconditioning 355.1.2 Ins

28、tallation for testing 355.1.3 Test conditions 355.1.4 Order of tests 355.2 Coatings 355.2.1 General 355.2.2 Corrosion (all substrates and coatings) 355.2.3 Adhesion 365.2.4 Decorative organic coatings 375.3 Pressure and temperature 385.3.1 Static and dynamic seals 385.3.2 Burst pressure 385.3.3 Cros

29、s-flow check valves 395.3.4 Hose assemblies 395.3.5 Ball joints 395.3.6 Diverters 405.3.7 Aerators and other end point devices 405.3.8 Low-pressure water dispensers 405.4 Flow rate 415.4.1 Supply fittings 415.4.2 Test procedure 415.4.3 Test procedure for high-efficiency commercial pre-rinse spray va

30、lves 425.5 Operating requirements 425.6 Life cycle 435.6.1 Performance requirements 435.6.2 Test procedures 445.6.3 Fittings and other control devices 455.7 Resistance to installation loading 485.7.1 Bending strength 485.7.2 Thread torque strength 485.8 Resistance to use loading 495.8.1 Operating co

31、ntrols 495.8.2 Maintenance of installed position 495.8.3 Swing spout strength 495.9 Backflow prevention 505.9.1 General 505.9.2 Fittings with plain outlets 505.9.3 Fittings with submersible outlets 515.10 Lawn faucets 545.10.1 Performance requirements 545.10.2 Test procedure 545.11 Alternative mater

32、ials test 545.11.1 Performance requirements 545.11.2 Test procedure 555.12 High-efficiency showerheads and hand-held showers 555.12.1 General 555.12.2 Flow rate 555.12.3 Spray force 56ASME A112.18.1-2018/CSA B125.1-18 Plumbing supply fittingsJuly 2018 2018 Canadian Standards Association 35.12.4 Spra

33、y coverage 575.13 High-efficiency commercial pre-rinse spray valves 585.13.1 General 585.13.2 Flow rate 585.13.3 Spray force 596 Markings, packaging, and installation instructions 596.1 General 596.2 Temperature identification 596.3 Packaging 606.4 High-efficiency commercial pre-rinse spray valves 6

34、0Annex A (informative) Unit conversion and rounding criteria 84Annex B (normative) Tests by fitting type 85ASME A112.18.1-2018/CSA B125.1-18 Plumbing supply fittingsJuly 2018 2018 Canadian Standards Association 4ASME A112 Standards Committee on Plumbing Materials and EquipmentW. M. Smith American So

35、ciety of Plumbing Engineers, Montgomery, Alabama, USA ChairS. Rawalpindiwala Kohler Co., Kohler, Wisconsin, USA Vice-ChairM. R. Gibeault Kohler Co., Kohler, Wisconsin, USA Alternate to: S. RawalpindiwalaAlternateR. K. Adler City of San Jose, San Jose, California, USA J. A. Ballanco JB Engineering ho

36、wever, they should not contain proprietary 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 Commi

37、ttee.Interpretations are published on the ASME Web site under the Committee Pages at http:/www. asme.org/codes/ 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 stat

38、ed in its Scope, it is important to note that it remains the responsibility of the users of the Standard to judge its suitability for their particular purpose.3) This publication was developed by consensus, which is defined by CSA Policy governing standardization Code of good practice for standardiz

39、ation 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 the Technical Committee list and yet not be in full agreement with all clauses of this publication.4) CSA Standa

40、rds are subject to periodic review, and suggestions for their improvement will be referred to the appropriate committee.5) All enquiries regarding this Standard, including requests for interpretation, should be addressed to Canadian Standards Association, 5060 Spectrum Way, Suite 100, Mississauga, O

41、ntario, Canada L4W 5N6. Requests for interpretation shoulda) define the problem, making reference to the specific clause, and, where appropriate, include an illustrative sketch;b) provide an explanation of circumstances surrounding the actual field condition; andc) be phrased where possible to permi

42、t a specific “yes” or “no” answer.Committee interpretations are processed in accordance with the CSA Directives and guidelines governing standardization and are published in CSAs periodical Info Update, which is available on the CSA Web site at www.csa.ca.Attention is drawn to the possibility that s

43、ome of the elements of this Standard may be the subject of patent rights. CSA is not to be 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.AS

44、ME A112.18.1-2018/CSA B125.1-18 Plumbing supply fittingsJuly 2018 2018 Canadian Standards Association 20ASME A112.18.1-2018/CSA B125.1-18Plumbing supply fittings1 Scope1.1 This Standard covers plumbing supply fittings and accessories located between the supply stop and the terminal fitting, inclusiv

45、e, as follows:a) automatic compensating valves for individual wall-mounted showering systems;b) bath and shower supply fittings;c) bidet supply fittings;d) clothes washer supply fittings;e) commercial pre-rinse spray valves;f) drinking fountain supply fittings;g) humidifier supply stops;h) kitchen,

46、sink, and lavatory supply fittings;i) laundry tub supply fittings;j) lawn and sediment faucets;k) low-pressure water dispensers;l) metering and self-closing supply fittings;m) showerheads, hand-held showers, and body sprays; andn) supply stops.1.2 This Standard does not covera) plumbing waste fittin

47、gs, which are covered by ASME A112.18.2/CSA B125.2;b) other devices (e.g., temperature-actuated in-line mixing valves), which are covered by CSA B125.3 or other plumbing product Standards; andc) flexible water connectors under continuous pressure, which are covered by ASME A112.18.6/CSA B125.6.1.3 E

48、xcept for push-fit fittings, this Standard does not cover pipes and tubes or pipe and tube fittings.1.4 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

49、 or that which is advised but not required; “may” is used to express an option or that which is permissible within the limits of the standard; and “can” is used to express possibility or capability.Notes accompanying clauses do not include requirements or alternative requirements; the purpose of a note accompanying a clause is to separate from the text explanatory or informative material.Notes to tables and figures are considered part of the table or figure and may be written as requirements.ASME A112.18.1-2018/CSA B125.1-18 Plumbing supply fittings