1、AN AM E R IC AN NAT IO NAL STANDARD ASME B16.9-2012(Revision of ASME B16.9-2007)Factory-Made Wrought Buttwelding FittingsCopyright ASME International Provided by IHS under license with ASME Licensee=Inelectra-Venezuela site/9990084001,User=colmenares,linaNot for Resale,05/31/2013 14:25:04 MDTNo repr
2、oduction or networking permitted without license from IHS-,-,-Copyright ASME International Provided by IHS under license with ASME Licensee=Inelectra-Venezuela site/9990084001,User=colmenares,linaNot for Resale,05/31/2013 14:25:04 MDTNo reproduction or networking permitted without license from IHS-,
3、-,-ASME B16.9-2012(Revision of ASME B16.9-2007)Factory-MadeWroughtButtweldingFittingsAN AMERICAN NATIONAL STANDARDTwo Park Avenue New York,NY 10016 USACopyright ASME International Provided by IHS under license with ASME Licensee=Inelectra-Venezuela site/9990084001,User=colmenares,linaNot for Resale,
4、05/31/2013 14:25:04 MDTNo reproduction or networking permitted without license from IHS-,-,-Date of Issuance:February 28,2013The next edition of this Standard is scheduled for publication in 2017.ASME issues written replies to inquiries concerning interpretations of technical aspects of thisStandard
5、.Periodically certain actions of the ASME B16 Committee may be published as Cases.Casesand 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 Pag
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7、fication 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 proc
8、edures 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 for
9、public 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
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11、etermination 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 s
12、tandard.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 s
13、ystem 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.Copyright ASME International Provided by IHS und
14、er license with ASME Licensee=Inelectra-Venezuela site/9990084001,User=colmenares,linaNot for Resale,05/31/2013 14:25:04 MDTNo reproduction or networking permitted without license from IHS-,-,-CONTENTSForeword.ivCommittee Roster.vCorrespondence With the B16 Committee.viSummary of Changes.vii1Scope.1
15、2Pressure Ratings.13Size.24Marking.25Material.26Fitting Dimensions.37Surface Contours.38End Preparation.39Design Proof Test.310Production Tests.511Tolerances.5Figure1Maximum Envelope for Welding End Transitions.6Tables1Dimensions of Long Radius Elbows.72Dimensions of Long Radius Reducing Elbows.83Di
16、mensions of Long Radius Returns.94Dimensions of Short Radius Elbows.105Dimensions of Short Radius 180-deg Returns.106Dimensions of 3D Elbows.117Dimensions of Straight Tees and Crosses.118Dimensions of Reducing Outlet Tees and Reducing Outlet Crosses.129Dimensions of Lap Joint Stub Ends.1510Dimensions of Caps.1611Dimensions of Reducers.1712Welding Bevels and Root Face.1913Tolerances.20Mandatory AppendicesIInch Tables.23IIReferences.37Nonmandatory AppendixAQuality System Program.38iiiCopyright ASM
