1、ASME B31Ea-2010Addenda toASME B31E-2008Standard for the SeismicDesign and Retrofit ofAbove-Ground Piping SystemsASME Code for Pressure Piping,B31AN AMERICAN NATIONAL STANDARDA0169ACopyright 2010 by the American Society of Mechanical Engineers.No reproduction may be made of this material without writ
2、ten consent of ASME.cCopyrighted 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:July 6,2010ASME is the registered trademark of The A
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8、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 2010 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights
9、 reservedPrinted in U.S.A.Copyright 2010 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyrighted material licensed to Stanford University by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No
10、 further reproduction or distribution is permitted.Uncontrolled when printed.ASME B31Ea-2010Following approval by the ASME B31 Committee and ASME,and after public review,ASME B31Ea-2010 was approved by the American National Standards Institute on May 13,2010.SUMMARY OF CHANGESThis Addenda is publish
11、ed in its entirety for the users convenience.Changes given below are identified on the pages by a margin note,(a),placed next to the affectedarea.The pages not listed are the reverse sides of the listed pages and contain no changes.PageLocationChange23.1Revised3.3.1(1)Both equations revised(2)In the
12、 last paragraph,“238 MPa”revised to read“240 MPa”3Table 2Revised57(1)First paragraph revised(2)References updated(c)Copyright 2010 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyrighted material licensed to Stanford U
13、niversity by Thomson Scientific(),downloaded on Oct-05-2010 by Stanford University User.No further reproduction or distribution is permitted.Uncontrolled when printed.INTENTIONALLY LEFT BLANK(d)Copyright 2010 by the American Society of Mechanical Engineers.No reproduction may be made of this materia
14、l without written consent of ASME.cCopyrighted 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.ivCommittee Roster.vCorrespondence Wit
15、h the B31 Committee.viIntroduction.vii1Purpose.12Materials.23Design.24Interactions.55Documentation.56Maintenance.57References.5Tables1Seismic Design Requirements,Applicable Sections.32Maximum Span,ft(m),Between Lateral Seismic Restraints for Steel Pipe Witha Yield Stress of 35 ksi(240 MPa),in Water
16、Service at 70F(21C).3iiiCopyright 2010 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyrighted 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.FOREWORDSeismic design of critical piping systems is often required by Building Codes or by regulation,or it may be voluntari