ASME B16.47-2006 Large Diameter Steel Flanges NPS 26 Through NPS 60 Metric/Inch Standard

An American National Standard. The American Society of Mechanical Engineers (ASME). Revision of ASME B16.47-1996. Date of Issuance: May 31, 2007. 110p. This Standard covers pressure–temperature ratings, materials, dimensions, tolerances, marking, and testing for pipe flanges in sizes NPS 26 through NPS
60. Included here are flanges with rating class designations 75, 150, 300, 400, 600, and 900 with requirements given in both SI (metric) and U.S. Customary units, with diameter of bolts and flange bolt holes expressed in inch units.