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.BRUSH WELLMAN Alloy 174 is a beryllium copper alloy with cobalt designed to be a current-carrying component where high strength and relaxation resistance alloys are needed for body downsizing and miniaturization of microprocessors.