Titanium sounds perfect on paper. Even Apple uses Grade 5 titanium for its iPhones. It's lighter than steel, far stronger by weight, and shrugs off corrosion from salt water. It can dive deeper and ...

Article Summary - Titanium promised the Soviets deeper-diving, faster, low-magnetic submarines like Alfa and Sierra, but it came with brutal industrial, cost, and sustainment penalties. -Building and ...

The Soviet Union once thought it had an edge over the United States in undersea warfare during the height of the Cold War. The Russians designed their Lira-class boats with titanium hulls that would ...

July 15, 2021: In early 2021 the Russian Navy produced and released a TV feature showing off the last of its dozen revolutionary, but too expensive, titanium hulled SSNs (nuclear attack submarines).