ASD Technical Report, Numéro 61,Partie 584

56p incl alloy additions Annealed At 1900°C annealed condition Arc Weldments Arc-Welded as-welded Beam Melted Tungsten Beam Welds behavior Bend Angle bend ductility BEND PROPERTIES bend tests binary alloys borides brittle carbides concentration coupons EB melted material EB welding Electrolytic Polish Electron Beam Melted electropolished Evendale flow and fracture Fracture Characteristics Free energy fusion zone grain boundary Grain Diameter grain growth grain size grain-refined high purity impurity level ingot intergranular intergranular fracture J. W. Clark lot PM-B Melted Grain-Refined metal metallurgy and electron Metallurgy Tungsten Sheet Molybdenum observed oxides particles PHYSICAL METALLURGY PM-A porosity powder metallurgy sheet Powder Metallurgy Tungsten Pre-Strain recrystallized refined samples shown in Fig solid solution specimens surface removal Table technique thermal TIG welding TUNGSTEN AND TUNGSTEN-BASE TUNGSTEN-BASE ALLOYS vacuum vapor pressure varied between 180 Vickers Hardness Welds in Electron welds in powder welds was equivalent yield point yield strength