Generally the round is made from special, high chromium steel which is forged into shape, rather than cast, and then annealed this imparts extremely high tensile strength into the round. The Armour-piecing round must be able to withstand the shock wave of punching through armoured plate without disintegrating, to enable the shell to archive this, a greatly strengthened case with a specially hardened and shaped nose had to be developed. At the end of the First World War the army started using armour-piecing rounds for Anti-tank operations. LAW 66, M72, L1A1 Light Anti-Tank WeaponĪrmour-piecing rounds were developed in the 1860s to defeat armoured plate and were originally used by the Navy.Halloween Sci-fi special 28th & 29th October.Annual Easter Egg Hunt is back! Saturday 8th April 2023.
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