ASME B16.1-2020

ASME B16.1-2020 PDF

This Standard for Classes 25, 125, and 250 Cast Iron Pipe Flanges and Flanged Fittings. It includes

(a) pressure-temperature ratings,

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

(c) marking,

(d) materials,

(e) dimensions and tolerances,

(f) bolting and gaskets

(g) pressure testing.