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.Hi-Man is an intermediate manganese copper-bearing steel with high strength and resistance to abrasion and fatigue. It combines desirable atmospheric corrosion resistance with satisfactory welding properties.