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.WRM Alloy 5218 is a modified phosphor bronze with very good relaxation characteristics and with higher strength compared to standard phosphor bronzes. Applications include terminals and contact springs.