Weldability of Rare Earth Treated Homogeneous Armor Steel Plate Open PDF Document Details Document Type Technical Report Publication Date May 09, 1955 Accession Number ADA953393 Entities People W. G. Smith Tags Communities of Interest Advanced Electronics Ground and Sea Platforms DTIC Thesaurus Topics Chemical Analysis Chemical Composition Chemistry Electrodes Fatigue Tests (Mechanics) Heat Treatment Impact Strength Impact Tests Materials Mechanical Working Notch Toughness Rare Earth Elements Recording Systems Strain Gages Test And Evaluation Test Equipment Toughness