View Sample Alloy Digest Data Sheet (PDF)Since 1952, Alloy Digest has been the leading reference for materials property data on metals and alloys used throughout the world. Featuring graphs, charts and tables, these sheets give facts and figures on composition or characterization, physical and mechanical properties, heat treatment, and machinability.ISO-CAST 8 is a cast chromium-molybdenum steel recommended as a general purpose structural alloy of wide application with wide range of mechanical properties. It is used for aircraft and railroad car parts, machine tool and hammermill equipment, gears and shafts.