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<blockquote data-quote="SMS" data-source="post: 2949464" data-attributes="member: 17858">La cofia era un acero mas blando (contrariamente a lo que instintivamente uno pueda pensar) que el resto del proyectil, su funcion:Based on this deficiency, a new form of shell was developed which was designated APC (armor-piercing capped). In this form of munition, a cap of softer metal was attached to the tip of an AP (solid) round. The purpose of this cap was many-fold. The cap transferred energy from the tip of the shell to the sides of the projectile, thereby helping to reduce shattering. In addition, the cap appeared to improve penetration of sloped armor by deforming, spreading, and “sticking” to the armor on impact and thereby reducing the tendency of the shell to deflect at an angle. However, the cap structure of the APC shell reduced the aerodynamic efficiency of the round with a resultant reduction in accuracy and range'<a href="https://en.wikipedia.org/wiki/Armor-piercing,_capped,_ballistic_capped_shell#cite_note-junobeach1-2">[2]</a></blockquote>

[QUOTE="SMS, post: 2949464, member: 17858"] La cofia era un acero mas blando (contrariamente a lo que instintivamente uno pueda pensar) que el resto del proyectil, su funcion: Based on this deficiency, a new form of shell was developed which was designated APC (armor-piercing capped). In this form of munition,[B] a cap of softer metal was attached to the tip of an AP[/B] (solid) round. [B]The purpose of this cap was many-fold. The cap transferred energy from the tip of the shell to the sides of the projectile, thereby helping to reduce shattering. In addition, the cap appeared to improve penetration of sloped armor by deforming, spreading, and “sticking” to the armor on impact and thereby reducing the tendency of the shell to deflect at an angle[/B]. However, the cap structure of the APC shell reduced the aerodynamic efficiency of the round with a resultant reduction in accuracy and range'[URL='https://en.wikipedia.org/wiki/Armor-piercing,_capped,_ballistic_capped_shell#cite_note-junobeach1-2'][2][/URL] [/QUOTE]

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