Aerospace & Defense
Every SR-71 “flaw” was a trade. Its 80-percent-titanium airframe stretched by inches at 2,000-plus mph, so 1960s sealants couldn’t hold the integral tanks shut...
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Every SR-71 “flaw” was a trade. Its 80-percent-titanium airframe stretched by inches at 2,000-plus mph, so 1960s sealants couldn’t hold the integral tanks shut...