1、!3-%! #3!“ 0LUMBINGSUPPLYFITTINGSLegal Notice for Harmonized StandardJointly Developed by ASME and CSA)NTELLECTUALPROPERTYRIGHTSANDOWNERSHIPAs between American Society of Mechanical Engineers (ASME) and Canadian Standards Association (CSA) (collectively ASME and CSA) and the users of this document (
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19、 SHOPCSACAISBN 978-1-77139-020-0 2012 CSA GroupAll rights reserved. No part of this publication may be reproduced in any form whatsoever without the prior permission of the publisher.#OMMITMENTFOR!MENDMENTSThis Standard is issued jointly by the American Society of Mechanical Engineers (ASME) and CSA
20、 Group. Amendments to this Standard will be made only after processing according to the Standards writing procedures of both ASME and CSA.The American Society of Mechanical Engineers (ASME)Three Park AvenueNew York, NY 10016-5990USA1-800-843-2763www.asme.orgVisit ASME Online Store at http:/www.asme.
21、org/kb/standardsISBN 978-0-7918-6864-5 Copyright 2012The 2012 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 of committee actions to be published as necessary.$ECEMBER III#ONTENTS
22、 4HE!MERICAN3OCIETYOF-ECHANICAL%NGINEERS#3!ROUP 0LUMBINGSUPPLYFITTINGSASME A112 Standards Committee on Plumbing Materials and Equipment VIASME A112.18.1 Project Team on Plumbing Fixture Fittings VIIITechnical Committee on Plumbing Fittings XIASME/CSA Joint Harmonization Task Group on Plumbing Fittin
23、gs XIVPreface XV3COPE 2EFERENCEPUBLICATIONS $EFINITIONSANDABBREVIATIONS3.1 Definitions 3.2 Abbreviations $ESIGNREQUIREMENTS4.1 Supply fittings 4.1.1 Rated pressure 4.1.2 Rated temperatures 4.1.3 Seating members 4.2 Servicing 4.3 Installation 4.4 Threaded connections 4.5 Connections other than thread
24、ed connections 4.6 Accessible designs 4.7 Backflow prevention 4.8 Cover plates and escutcheons 4.9 Toxicity and lead content 4.10 Frost-proof faucets and hydrants 4.11 Shower heads, body sprays, and hand-held showers 4.11.1 General 4.11.2 High-efficiency shower heads and hand-held showers 4.12 Cross
25、-flow 4.13 Fittings incorporating electrical features 4.13.1 General 4.13.2 Testing 4.14 Materials 4.15 Automatic compensating valve temperature control 4.16 Lawn faucets 4.17 Flexible water connectors 0ERFORMANCEREQUIREMENTSANDTESTPROCEDURES5.1 General 5.1.1 Preconditioning 5.1.2 Installation for t
26、esting 5.1.3 Test conditions 5.1.4 Order of tests 5.2 Coatings 4HE!MERICAN3OCIETYOF-ECHANICAL%NGINEERS!3-%! #3!“ #3!ROUPIV $ECEMBER5.2.1 General 5.2.2 Corrosion (all substrates and coatings) 5.2.3 Adhesion 5.2.4 Decorative organic coatings 5.3 Pressure and temperature 5.3.1 Static and dynamic seals
27、5.3.2 Burst pressure 5.3.3 Cross-flow check valves 5.3.4 Hose assemblies 5.3.5 Ball joints 5.3.6 Diverters 5.3.7 Aerators and other end point devices 5.4 Flow rate 5.4.1 Supply fittings 5.4.2 Test procedure 5.5 Operating requirements 5.6 Life cycle 5.6.1 Performance requirements 5.6.2 Test procedure
28、s 5.6.3 Fittings and other control devices 5.7 Resistance to installation loading 5.7.1 Bending strength 5.7.2Thread torque strength 5.8 Resistance to use loading 5.8.1 Operating controls 5.8.2 Maintenance of installed position 5.8.3 Swing spout strength 5.9 Backflow prevention 5.9.1 General 5.9.2 F
29、ittings with plain outlets 5.9.3 Fittings with submersible outlets 5.10 Lawn faucets 5.10.1 Performance requirements 5.10.2 Test procedure 5.11 Alternative materials test 5.11.1 Performance requirements 5.11.2 Test procedure 5.12 High-efficiency shower heads and hand-held showers 5.12.1 General 5.12
30、.2 Flow rate 5.12.3 Spray force 5.12.4 Spray coverage -ARKINGS PACKAGING ANDINSTALLATIONINSTRUCTIONS6.1 General 6.2 Temperature identification 6.3 Packaging 6.4 High-efficiency shower heads and hand-held showers !NNEXES!(informative) Unit conversion and rounding criteria “(normative) Tests by fittin
31、g type 4HE!MERICAN3OCIETYOF-ECHANICAL%NGINEERS#3!ROUP 0LUMBINGSUPPLYFITTINGS$ECEMBER V4ABLES Minimum and maximum flow rates Operating requirements Life cycle test Thread torque strength (b) bath and shower supply fittings;(c) bidet supply fittings;(d) clothes washer supply fittings;(e) drinking foun
32、tain supply fittings;(f) humidifier supply stops;(g) kitchen, sink, and lavatory supply fittings;(h) laundry tub supply fittings;(i) lawn and sediment faucets;(j) metering and self-closing supply fittings;(k) shower heads, hand-held showers, and body sprays; and(l) supply stops.1.2This Standard does
33、 not cover(a)plumbing waste fittings, 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; and(c) flexible water connectors under continuous pressure, which are covere
34、d by ASME A112.18.6/ CSA B125.6.1.3Except for push-fit fittings, this Standard does not cover pipes and tubes or pipe and tube fittings.1.4In 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”
35、is used to express a recommendation 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 alternat
36、ive 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. Annexes are designated normative (mandatory) or informative (non-
37、mandatory) to define their application.1.5SI units are the units of record in Canada. In this Standard, the inch/pound units are shown in parentheses.The values stated in each measurement system are equivalent in application; however, each system is to be used independently. Combining values from th
38、e two measurement systems can result in non-conformance with this Standard.4HE!MERICAN3OCIETYOF-ECHANICAL%NGINEERS!3-%! #3!“ #3!ROUP $ECEMBERAll references to gallons are to U.S. gallons.For information on the conversion criteria used in this Standard, see Annex A.2 Reference publicationsThis Standa
39、rd refers to the following publications, and where such reference is made, it shall be to the edition listed below, including all amendments published thereto.!33%!3-%#3!ROUP!MERICAN3OCIETYOF3ANITARY%NGINEERING4HE!MERICAN3OCIETYOF-ECHANICAL%NGINEERS ASSE 1016-2011/ASME A112.1016-2011/CSA B125.16-110
40、ERFORMANCEREQUIREMENTSFORAUTOMATICCOMPENSATINGVALVESFORINDIVIDUALSHOWERSANDTUBSHOWERCOMBINATIONS!3-%#3!ROUP4HE!MERICAN3OCIETYOF-ECHANICAL%NGINEERS ASME A112.18.2-2011/CSA B125.2-110LUMBINGWASTEFITTINGSASME A112.18.6-2009/CSA B125.6-09 or0LUMBINGSUPPLYFITTINGS$ECEMBER 4HE!MERICAN3OCIETYOF-ECHANICAL%N
41、GINEERS#3!ROUP(b) any indication of a crack (e.g., white deposits or corrosion) that results from performance tests, allows penetration through a plating layer, and did not appear on the surface or part before performance testing.OTE#OATINGSURFACEDEFORMATIONSTHATAPPEARAFTERPERFORMANCETESTINGEG STRETCHMARKS FLOWLINESUNDERTHECOATING ORDEFORMATION
