ASD Technical Report, Numéro 62,Parties 534 à 535

1020 Sheet Steel 1020 Steel Bar 1020 Steel Sheet annealed as-received ausforming B120VCA Titanium bar stock changes chevron pattern diameter DIRECTION OF SHOCK driver plate Electron Micrograph Electron elevated temperature embrittlement Etchant explosive charge fissures four pellets fourth plate furnace grain boundaries H-11 Vascojet hardness tests Heat Treatment heat-treated high dynamic pressures holder plate hr-WQ increase initial INTERNAL DAMAGES internal spalls kilobars LIBRARIES THE OHIO longitudinal macrostress Magnification martensite measurements metallographic metallurgical Micrograph Electron Micrograph min-WQ modulus Nital Microstructure observed OHIO STATE UNIVERSITY oxygen pearlite PETN phase Photomicrograph SAE 1020 plastic deformation pressure level produced rarefaction rarefaction waves retained austenite SAE 1020 Steel samples SHEET EXPLOSIVE shock strength shock wave shocked and aged shown in Figure shows spalls Steel Photomicrograph stress structure Table test specimens Tool Steel transus TRAVERSE AND INTERNAL twins Typical precipitate UHB-46 Steel UNIVERSITY LIBRARIES velocity voids X-ray diffraction X-Ray Diffraction Analysis