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.Copper Alloy C84800 is a copper-tin-lead-zinc alloy. It was identified formerly as 76-21/2-61/2-15 alloy for Leaded Semi-Red Brass. It has good casting properties, free-cutting characteristics, moderate strength and ductility and good resistance to corrosion. Its applications include plumbing fixtures, faucets and general hardware.