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.ESCOLOY 45D is a duplex stainless steel casting with a combination of high strength, toughness and corrosion resistance. Pumps or valves handling sea water is one application area. The alloy is covered by U.S. Patent No. 4,715,908.