Habubrats SR-71(@Habubrats71) 's Twitter Profile Photo

Summer-Winter

Production line. Lockheed engineers used a titanium alloy to construct more than 90 percent of the SR-71. Titanium was very hard to work with and unavailable in the United States. Was available in the Russia!

Lockheed did have a big problem early on,…

Summer-Winter

Production line. Lockheed engineers used a titanium alloy to construct more than 90 percent of the SR-71. Titanium was very hard to work with and unavailable in the United States. Was available in the Russia! 

Lockheed did have a big problem early on,…
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