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COPYRIGHT American Society of Mechanical Engineers Licensed by Information Handling Services

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Ferrous Pipe Plugs, Bushings, and Locknuts with Pipe Threads

ASME B16.14-1991
(REVISION OF ANSI B16.14-1983)

COPYRIGHT American Society of Mechanical Engineers Licensed by Information Handling Services

The AmericanSociety of Mechanical Engineers 345 East 47th Street, New York, N.Y. 10017


Date of Issuance: February 15, 1991

The 1991 edition of this Standard is being issued with an automatic addenda subscription service. The use of an addendaallowsrevisionsmade in response to public review comments or committee actions to be published a s necessary; revisionspublished in addenda will become effective6 months after the Date of Issuance of the addenda. The next edition of this Standard is scheduled for publication in 1996.

ASME issues written replies to inquiries concerning interpretations technical of aspects of this Standard. The interpretations will be included with the above addenda service. Interpretations are not part of the addenda to the standard.

ASME is the registered trademarkof The American Society of Mechanical Engineers. This code or standard was developed under procedures accredited as meeting the criteria for American National Standards. The Consensus Committee that approved the code or standard was balanced to assure that individuals from competent and concerned interests have had an opportunity to participate. The proposed code or standard was made available forpublic review and comment which provides an opportunity for additional public input 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 any items mentioned in thisdocument, and does not undertake to insure anyone utilizing a standard against liability for infringement of any applicable Letters Patent, nor assume any such liability. Users of a code or standard are expressly advised that determination of the validity of any such patent rights, and therisk of infringement of such rights, is entirely their own responsibility. Participation by federal agencyrepresentative(s) or person(s) affiliated with industry is not to be interpreted as government or industry endorsement of this code or standard. ASME accepts responsibility for only those interpretations issued in accordance with governing ASME procedures and policies which preclude the issuance of interpretations by individual volunteers.

No part of this document may be reproduced in any form, in anelectronic retrieval system or otherwise, without the prior written permission of the publisher.

Copyright Q 1991 by THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS All Rights Reserved Printed in U.S.A.


COPYRIGHT American Society of Mechanical Engineers Licensed by Information Handling Services


91 I0757670 0041834 T


(This Foreword i not part of ASMEB16.14-1991.) s

In 1921, the American Engineering Standards Committee [later American the Standards Association (ASA)] organized Sectional Committee to unify and develop B16 standards for pipe flanges and fittings. Cosponsors of the B16 Committee were the American Society of Mechanical Engineers (ASME), the Heating and Piping Contractors National Association [now Mechanical ContractorsAssociation of America (MCAA)], (MSS). and the Manufacturers Standardization Society of the Valve and Fitting Industry Cosponsors were later designated as Co-Secretariat organizations. Threaded fittings were also included in thescope of the B16 Committee .and Subcommittee 2 (now SubcommitteeB) was made responsible for threaded fittings other than steel. The American Standard for Pipe Plugs was originally...
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