2 NASA Glenn engineers invent new superalloy worth billions | Growing STEM

WKYC Channel 3
WKYC Channel 3
166.4 هزار بار بازدید - ماه قبل - NASA Glenn engineers Chirs Kantzos
NASA Glenn engineers Chirs Kantzos and Tim Smith can now call themselves inventors, too.

They are the minds behind NASA's breakthrough material, a superalloy developed for extreme conditions of air and spaceflight. It's called GRX-810.

"In a rocket engine, you can go from 0 to 1000 or 2000 degrees within a couple of seconds," Kantzos, a research engineer, said. "So we need a material that's robust and reusable, and that's one of the big selling points for GRX-810 is it can stand many reuses."

Parts begin as metal powder inside a 3D printer. A laser melts the extremely thin layers together and, slowly, a part is formed.

The true test is heat, but temperatures that would cause other alloys to fail are no problem for GRX-810, making it ideal for stronger, more durable parts in rocket and airplane engines.

The secret? The metal powder is coated with a ceramic before it is printed. This happens at a nano-scale level — particles so small they use sound waves to get the correct mixture, and to see them, they need an electron microscope.

READ MORE: https://www.wkyc.com/article/tech/sci... --

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ماه قبل در تاریخ 1403/03/30 منتشر شده است.
166,405 بـار بازدید شده
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