shanneba
Professional
Posted on X by @SR71TheHabu
Unofficial home of the SR-71 Blackbird. Celebrating the ultimate spy plane that outran missiles at Mach 3+
The Soviets sold us the metal that would later overfly their own secrets.
When Lockheed’s Skunk Works set out to build the A-12 and SR-71, aluminum simply could not handle the heat.
At sustained Mach 3 the airframe would reach temperatures that softened ordinary metals, so the team turned to titanium alloys that made up roughly 90 percent of the finished airplane.
The problem was supply. In the late 1950s and early 1960s the United States did not have enough high-grade rutile ore, the sandy mineral needed to produce titanium at the scale required.
The world’s largest source sat inside the Soviet Union.
Through a quiet network of third-country intermediaries and dummy companies, the CIA arranged purchases of thousands of tons of the ore without ever revealing its final destination.
The material was shipped to the United States, refined, and turned into the Blackbirds that would spend the next decades photographing Soviet territory. The same country that supplied the titanium never realized it had helped build the plane designed to watch it.
Unofficial home of the SR-71 Blackbird. Celebrating the ultimate spy plane that outran missiles at Mach 3+
The Soviets sold us the metal that would later overfly their own secrets.
When Lockheed’s Skunk Works set out to build the A-12 and SR-71, aluminum simply could not handle the heat.
At sustained Mach 3 the airframe would reach temperatures that softened ordinary metals, so the team turned to titanium alloys that made up roughly 90 percent of the finished airplane.
The problem was supply. In the late 1950s and early 1960s the United States did not have enough high-grade rutile ore, the sandy mineral needed to produce titanium at the scale required.
The world’s largest source sat inside the Soviet Union.
Through a quiet network of third-country intermediaries and dummy companies, the CIA arranged purchases of thousands of tons of the ore without ever revealing its final destination.
The material was shipped to the United States, refined, and turned into the Blackbirds that would spend the next decades photographing Soviet territory. The same country that supplied the titanium never realized it had helped build the plane designed to watch it.
