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.HAYNES alloy No. 56 is a new high temperature alloy having excellent strength and oxidation resistance in the 1200 to 1900 F temperature range. (Pat. No. 2,513,470)