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.RY-DIE is an air-hardening tool and die steel of the 5% chromium type. Basically a general purpose air-hardening tool steel. It is designed for a wide variety of applications for which its safe hardening and minimum distortion characteristics or its excellent wear resistance are important.