FIELD: ammunition. SUBSTANCE: case of low-carbon steel has body and bottom. Metal of its body has value of dip of strength equal to 0.52-0.91 ultimate strength of metal of bottom constant over its length. Transition zone of change of ultimate strength is located at point of mating of body with bottom. EFFECT: reduced unfavorable influence of surface defects of body of case. 1 dwg
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Authors
Dates
1997-11-20—Published
1996-02-20—Filed