ASME_B16-14-2013.pdf

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 10016 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:/cstools.asme.org/as they are issued.Errata to codes and standards may be posted on the ASME Web site under the Committee Pages toprovide corrections to incorrectly published items,or to correct typographical or grammatical errorsin codes and standards.Such errata shall be used on the date posted.The Committee Pages can be found at http:/cstools.asme.org/.There is an option available toautomatically receive an e-mail notification when errata are posted to a particular code or standard.ThisoptioncanbefoundontheappropriateCommitteePageafterselecting“Errata”inthe“PublicationInformation”section.ASME is the registered trademark of The American Society of Mechanical Engineers.This code or standard was developed under procedures accredited as meeting the criteria for American NationalStandards.The Standards Committee that approved the code or standard was balanced to assure that individuals fromcompetent and concerned interests have had an opportunity to participate.The proposed code or standard was madeavailable forpublic review andcomment thatprovides an opportunityfor additional publicinput from industry,academia,regulatory agencies,and the public-at-large.ASME does not“approve,”“rate,”or“endorse”any item,construction,proprietary device,or activity.ASME does not take any position with respect to the validity of any patent rights asserted in connection with anyitems mentioned in this document,and does not undertake to insure anyone utilizing a standard against liability forinfringement of any applicable letters patent,nor assumes any such liability.Users of a code or standard are expresslyadvised that determination of the validity of any such patent rights,and the risk of infringement of such rights,isentirely their own responsibility.Participation by federal agency representative(s)or person(s)affiliated with industry is not to be interpreted asgovernment or industry endorsement of this code or standard.ASME accepts responsibility for only those interpretations of this document issued in accordance with the establishedASME procedures and policies,which precludes the 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 byTHE 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.28Threads.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.9IIReferences.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 American 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-Secretariatorganizations.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 material 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