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.Marker/Centralloy H101 is a Fe-Ni-Cr alloy matrix, designed to combine adequate strength with structural stability. Although originally designed to be a centrispun cast alloy, it is now available in static and investment cast product forms.