Your source for both import and domestic North American malleable iron pipe fittings. Malleable fittings are stocked in both black and galvanized and available in 150lb and 300lb pressure classes.
ASTM A197 Malleable Iron Material
Galvanized fittings conform to ASTM A153
Dimensions conform to ASME B16.3
Unions conform to ASME B16.39
Bushings, Plugs and Locknuts conform to ASME B16.14
NPT threads conform to ANSI/ASME B1.20.1