Weld Bead Hardness Tests Made for Watertown Arsenal Open PDF Document Details Document Type Technical Report Publication Date Jun 14, 1943 Accession Number ADA953547 Entities People C. H. Jennings E. R. Gamberg Tags Communities of Interest Advanced Electronics DTIC Thesaurus Topics Arc Welding Base Metal Chemical Analysis Contracts Electrodes Equations Grain Size Hardness Manufacturing Metals Polarity Polishes Polishing Specifications Voltage Welding Welds