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 NO. 953 is an age-hardenable alloy offering high strength and hardness, good resistance to fatigue and wear, and excellent corrosion resistance. It can be used at temperatures up to 750 F.