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.BUNTING Alloy 905 is a cast bronze bearing alloy. It is a copper-tin-zinc alloy known also as Gunmetal and 88-10-0-2 alloy. It has a good combination of corrosion resistance and strength. It is recommended for castings that are to be used under liquid or gas pressures. Its many uses include bearings, fittings and valves.