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.JOSLYN STAINLESS Type 305 MH is a non-hardenable austenitic corrosion resistant steel especially designed for difficult cold heating or cold forging.