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ASME/ANSI B16.1 Flanges

Date:2018-01-05    keywords:asme-b16.1, flanges

This Standard for Classes 25, 125, 250 Cast Iron Pipe Flanges and Flanged Fittings covers: 

(a) pressure-temperature ratings,

(b) sizes and method of designating openings of reducing fittings, 

(c) marking, 

(d) minimum requirements for materials, 

(e) dimensions and tolerances, 

(f) bolt, nut, and gasket dimensions and 

(g) tests. 

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