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The 1940s
Aircraft Program Evolution
- Junker’s Max Muller develops the first successful turboprop engine.
- Captain Charles E. Yeager breaks the sound barrier with the Bell X-1.
- Boeing’s B-50 Superfortress flies the first non-stop, around-the-world flight.
Alcoa Aerospace Technology Evolution
- Alcoa alloy 7075-T651 is used on the B-29.
- Alcoa begins making forged bearings for aircraft applications.
- Huck produces the revolutionary "Lockbolt," which fastens two halves of a fighter aircraft’s dropable wing tank.
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