ASME_B16.26-2006.pdf

ASME B16.26-2006(Revision of ASME/ANSI B16.26-1988)Cast CopperAlloy Fittings forFlared CopperTubesAN AMERICAN NATIONAL STANDARDThe American Society ofMechanical EngineersThree Park Avenue.New York,NY 10016Date of Issuance:September 29,2006The next edition of this Standard is scheduled for publication in 2010.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 website under the Committee Pages at http:/www.asme.org/codes/as they are issued,and will also be published within this edition of thestandard.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 for public review and comment that provides an opportunity for additional public input from industry,academia,regulatory agencies,and the public-at-large.ASME does notapprove,rate,orendorseany 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 assume 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 10016-5990Copyright2006byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.CONTENTSFOreWOrd.ivCommittee RosterCorrespondence With the B16 Committeey1Sc0pe.12Pres5 ure Rating.1Siz.1Marking1516Dimensions.1Threading282Tables1 General Dimensions-Cast Copper Alloy Fittings for Flared Copper Tubes.32Thread Specifications:External Threads on Fittings-Class 2A.4Thread Specifications:Internal Threads on Nuts-Class 2B.4Mandatory AppendicesU.S.Customary UnitsReferences.57Nonmandatory AppendicesA Flared Tube Dimensions8BQuality System Program.9进