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ASME_B31
11
2002
Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.ANAMERICANNATIONALSTANDARDSLURRYTRANSPORTATIONPIPINGSYSTEMSASMEB31.11-2002(RevisionofASMEB31.11-1989)ASMECODEFORPRESSUREPIPING,B31Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.Date of Issuance:May 30,2003Mandatory Date:November 28,2003The next edition of this Standard is scheduled for publication in 2007.There will be no addendaissued to this edition.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 at http:/www.asme.org/codes/as they are issued.Periodically certain actions of the ASME B31 Committee will be published as Cases.While theseCases do not constitute formal revisions of the Code,they may be used in specifications,or otherwise,as representing considered opinions of the Committee.The Cases are not part of the Code and arepublished separately.The user of the Code will note that metric equivalents of U.S.Customary units appear in many placesin this Code.The values stated in U.S.Customary units are to be regarded as the standard,unlessotherwise agreed between the contracting parties.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 EngineersThree Park Avenue,New York,NY 10016-5990Copyright 2003 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.CONTENTSForeword.vCommittee Personnel.viIntroduction.viiiSummary of Changes.xChapter IScope and Definitions.11100General Statements.1Chapter IIDesign.5Part 1Conditions and Criteria.51101Design Conditions.51102Design Criteria.6Part 2Pressure Design of Piping Components.91103Criteria for Pressure Design of Piping Components.91104Pressure Design of Components.9Part 3Design Applications of Piping Components Selection andLimitations.201105Pipe.201106Fittings,Elbows,Bends,and Intersections.201107Valves.211108Flanges,Blanks,Flange Facings,Gaskets,and Bolting.221109Used Piping Components and Equipment.23Part 4Selection and Limitation of Piping Joints.231111Welded Joints.231112Flanged Joints.231114Threaded Joints.231118Sleeve,Coupled,and Other Proprietary Joints.23Part 5Expansion,Flexibility,Structural Attachments,Supports,and Restraints.231119Expansion and Flexibility.231120Loads on Equipment.281121Design of Pipe Supporting Elements.28Part 6Other Specific Piping.281122Design Requirements.28Chapter IIIMaterials.291123Materials General Requirements.291125Materials Applied to Miscellaneous Parts.29Chapter IVDimensional Requirements.321126Dimensional Requirements for Standard and NonstandardPiping Components.32Chapter VConstruction,Welding,and Assembly.341134Construction.341135Assembly of Piping Components.43Chapter VIInspection and Testing.451136Inspection.451137Testing.46iiiCopyrighted m