Stochastic Storage Model with Jump-Diffusion
In: Journal of the Indian Society for Probability and Statistics: JISPS, Band 18, Heft 1, S. 53-76
ISSN: 2364-9569
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In: Journal of the Indian Society for Probability and Statistics: JISPS, Band 18, Heft 1, S. 53-76
ISSN: 2364-9569
In: Defence science journal: DSJ, Band 73, Heft 2, S. 131-139
ISSN: 0011-748X
Carbide free nano-structured bainitic steels typically have strength more than 2.0 GPa and impact toughness of 7 J or less. Most of this class of steels have sluggish kinetics and takes 16-72 h for complete bainitic transformation. The present work discusses key perspectives in developing carbide free nano-structured bainitic steel having strength more than 2.0 GPa and toughness more than 15 J. Further, ballistic evaluation of newly developed carbide free nano-structured bainitic steels having strength more than 2.0 GPa and high toughness of 20 J was carried out to understand the adaptability of these steels in combat vehicle applications. A comparison is made between newly developed high strength and tough carbide free nano-structured bainitic steels with typical martensite based ARMOX 500 class of armour steels. The developed nano-structured bainite showed ballistic performance much superior to ARMOX 500 steel. Monolithic plates of bainite provide complete protection against 7.62 AP projectiles at an areal density of 120 kgm-2. The ballistic efficiency of monolithic plates was further enhanced by using perforated geometrical configurations.