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.UNS No. G86500 is a triple-alloy steel designed for highly efficient utilization of the alloying elements to increase hardenability and strength. It is an oil-hardening type and is suitable for many machine and tool components. Specific applications include gears, shafts, bolts, wrenches, studs and tool forgings.