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.Armco 14SF is a modification of Type 416 stainless steel designed to give the ultimate in free-machining characteristics and in surface finish. It is basically non-hardenable.