1、AN AMERICAN NATIONAL STANDARD ASME B16.11-2011(Revision of ASME B16.11-2009)Forged Fittings,Socket-Welding and ThreadedCopyright 2012 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyright ASME International Provided by
2、 IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-/:#:$#:*#*:#*:$:$:*Copyright 2012 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyright ASME International
3、 Provided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-/:#:$#:*#*:#*:$:$:*ASME B16.11-2011(Revision of ASME B16.11-2009)Forged Fittings,Socket-Weldingand ThreadedAN AMERICAN NATIONAL STANDARDThree Park Avenue New York,NY 10016 USAC
4、opyright 2012 by the American Society of Mechanical Engineers.No reproduction may be made of this material without written consent of ASME.cCopyright ASME International Provided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-/:#:$#:*
5、#*:#*:$:$:*Date of Issuance:January 30,2012The next edition of this Standard is scheduled for publication in 2016.ASME issues written replies to inquiries concerning interpretations of technical aspects of thisStandard.Periodically certain actions of the ASME B16 Committee may be published as Cases.
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14、ithout the prior written permission of the publisher.The American Society of Mechanical EngineersThree Park Avenue,New York,NY 10016-5990Copyright 2012 byTHE AMERICAN SOCIETY OF MECHANICAL ENGINEERSAll rights reservedPrinted in U.S.A.Copyright 2012 by the American Society of Mechanical Engineers.No
15、reproduction may be made of this material without written consent of ASME.cCopyright ASME International Provided by IHS under license with ASME Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-/:#:$#:*#*:#*:$:$:*CONTENTSForeword.ivCommittee Roster.viCorrespondence W
16、ith the B16 Committee.viiSummary of Changes.viii1Scope and General.12Pressure Ratings.13Size and Type.74Marking.85Material.86Dimensions.87Additional Tolerances.98Proof Testing.9Figures1Method of Designating Outlets of Reducing Tees and Crosses.82Welding Gap and Minimum Flat Dimensions for Socket-Welding Fittings.9Tables1Socket-Welding Fittings.22Forged Threaded Fittings.33Forged Threaded Fittings Street Elbows.44Threaded Fittings.55Plugs and Bushings.66Types of Fittings by Class Designation and
