Scientists Analyzed StuG III Slope Armor — and Realized Why Soviet APCR Failed Against It скачать в хорошем качестве

Scientists Analyzed StuG III Slope Armor — and Realized Why Soviet APCR Failed Against It

In March 1945, a German scientist examining captured StuG III armour made a startling discovery: Soviet tungsten-core APCR rounds were shattering on impact rather than penetrating. The 80mm frontal plates measured 375 Brinell hardness—far harder than specification. Through-hardened by overzealous heat treatment and inconsistent quality control, the steel had accidentally become brittle enough to fracture attacking projectiles. Soviet gun crews watched in disbelief as shots that should have killed simply sparked off. The modification, intended to defeat standard ammunition, created an unintended advantage against APCR—but only through production chaos, not design. Post-war analysis revealed the metallurgical accident that changed Eastern Front tank battles in the war's final months. #WW2 #Metallurgy #TankArmor #MilitaryHistory #StuGIII #SovietTanks #ArmorPenetration #APCR #GermanEngineering #EasternFront