1、AN AM E R IC AN NAT IO NAL STANDARD ASME B16.14-2013(Revision of ASME B16.14-2010)Ferrous Pipe Plugs,Bushings,and Locknuts With Pipe ThreadsASME B16.14-2013(Revision of ASME B16.14-2010)Ferrous Pipe Plugs,Bushings,andLocknuts With PipeThreadsAN AMERICAN NATIONAL STANDARDTwo Park Avenue New York,NY 1
2、0016 USADate of Issuance:November 15,2013The next edition of this Standard is scheduled for publication in 2018.ASME issues written replies to inquiries concerning interpretations of technical aspects of thisStandard.Interpretations are published on the ASME Web site under the Committee Pages athttp
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10、issuance of interpretations by individuals.No part of this document may be reproduced in any form,in an electronic retrieval system or otherwise,without the prior written permission of the publisher.The American Society of Mechanical EngineersTwo Park Avenue,New York,NY 10016-5990Copyright 2013 byTH
11、E AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSForeword.ivCommittee Roster.viCorrespondence With the B16 Committee.viiSummary of Changes.viii1Scope.12General.13PressureTemperature Ratings.14Nominal Pipe Size.15Marking.26Materials.27Dimensions and Tolerances.28T
12、hreads.29Pattern Taper.2Tables1Dimensions of Square Head Plugs.32Dimensions of Bar or Slotted Head Plugs.43Dimensions of Countersunk Plugs.44Dimensions of Outside Head,Inside Head,and Face Bushings.55Dimensions of Locknuts.7Mandatory AppendicesIDimensions of Fittings in U.S.Customary Units.9IIRefere
13、nces.15Nonmandatory AppendixAQuality System Program.16iiiFOREWORDIn 1921,the American Engineering Standards Committee later the American StandardsAssociation(ASA)organized Sectional Committee B16 to unify and develop standards for pipeflanges and fittings.Cosponsors of the B16 Committee were The Ame
14、rican Society of MechanicalEngineers(ASME),the Heating and Piping Contractors National Association now MechanicalContractors Association of America(MCAA),and the Manufacturers Standardization Societyof the Valve and Fitting Industry(MSS).Cosponsors were later designated as Co-Secretariatorganization
15、s.Threaded fittings were also included in the scope of the B16 Committee,and Subcommittee 2(now Subcommittee B)was made responsible for threaded fittings other than steel.The American Standard for Pipe Plugs was originally published as ASA B16e2-1936.It hadbeen developed by Subcommittee 2 from mater
16、ial assembled and published by MSS as a standardpractice in April 1929.From the beginning,pipe plugs have beenmade with the American StandardTaper Pipe Threadbut the design of the square heads necessary to screw them into fittings or any tapped hole hasbeen a matter of manufacturers and users individual design.However,the use of pipe plugs soonbroadened,andtheycametobeemployedinmanyotherserviceapplications,e.g.,automotiveandindustrial machinery.Accordingly,it was natural for the dimensions of th
