ASME B16.5-2020 管法兰和法兰管件（英文版）.pdf

ASME B16.5-2020 (Revision of ASME B16.5-2017) Pipe Flanges and Flanged Fittings NPS 12 Through NPS 24 Metric/Inch Standard AN AMERICAN NATIONAL STANDARD The American Society of Mechanical Engineers ASME B16.5-2020 (Revision of ASME B16.5-2017) Pipe Flanges and Flanged Fittings NPS 2 Through NPS 24 Metric/Inch Standard AN AMERICAN NATIONAL STANDARD The American Society of R Mechanical Engineers Two Park AvenueNew York NY10016USA Date of Issuance:January 29 2021 The next edition of this Standard is scheduled for publication in 2024. ASME issues written replies to inquiries concerning interpretations of technical aspects of this Standard.Periodically certain actions of the ASME B16 Committee may be published as Cases.Cases and interpretations are published on the ASME website under the Committee Pages at cstools.asme.org/as they are issued. Errata to codes and standards may be posted on the ASME website under the Committee Pages to provide corrections to incorrectly published items or to correct typographical or grammatical errors in codes and standards.Such errata shall be used on the date posted. The Committee Pages can be found at cstools.asme.org/.There is an optio...