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On October 12, 1964, during its third test flight—and first, 20min sustained supersonic run—the XB-70 Valkyrie lost approximately 15% to 25% of its white paint, which peeled off in large patches. The, aerodynamic friction caused temperatures to exceed the paint's bonding capabilities, exposing the stainless steel skin. To resolve... show more
371,029 görüntüleme • 6 ay önce •via X (Twitter)
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