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.DURALCAN W6A.xxA is a heat-treatable wrought aluminum alloy matrix composite, where xx represents the volume percent of alumina particulate, Al2O3. The base alloy is 6061 (Alloy Digest Al-205).