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B16.47 – ASME B16.47 Large Diameter Flanges

Heavy Duty Products at Light Speed

The ASME/ANSI B16.47 Large Diameter Steel Flanges include NPS 26 through NPS 60. This standard covers pressure ratings, temperature ratings, materials, dimensions, tolerances, marking and testing for flanges of this size with rating class designations 75, 150, 300, 400, 600, and 900.

Federal creates a significant volume of large diameter flanges for the biggest jobs in the energy and industrial fields. We can create a variety of large diameter sizes and configurations, using numerous suitable materials of construction for every application. And because they’re Federal products, you can be sure to get these heavy duty components light years ahead of other providers’ estimated delivery.

Check out the following information regarding Federal Large Diameter Flange products:

• Dimensional Tolerances

• Dimensions of Welding Ends

• Dimensions of Ring Joint Facings 

• Series A/MSS SP44

• Series B/API 605 Flanges

Questions? Contact your Federal representative, call 800-231-0150 or email info@federalflange.com for more information.

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