The Improvement of Low-Alloy Armor Steels Open PDF Document Details Document Type Technical Report Publication Date Jul 15, 1942 Accession Number ADA953299 Entities Organizations Battelle Memorial Institute Tags Communities of Interest Advanced Electronics DTIC Thesaurus Topics Alloys Aluminum Armor Armor Plate Boron Carbon Steels Chemical Analysis Chemistry Chromium Elements Grain Size Hardness Manganese Mechanical Properties Molybdenum Resistance Steel