superalloy

[ soo-per-al-oi ]

noun

1. an alloy, often with a nickel, nickel-iron, or cobalt base, capable of withstanding very high temperatures, used in jet engines, rockets, etc.

Word History and Origins

Origin of superalloy¹

First recorded in 1945–50; super- + alloy

Example Sentences

The group focused on a form of 3D printing in which a powder -- in this case, the nickel-based superalloy IN625, widely used in additive manufacturing and the aerospace industry -- is applied via nozzle and melted by a high-power laser beam, then cools and solidifies.

From Science Daily

The bolts are made of a superalloy called Inconel, made roughly once a year in only a handful of mills in the U.S.

From Los Angeles Times

Eventually, all half-million pounds of the full stack — including the shuttle Endeavour and a giant orange external tank — will rest on the base of the solid rocket boosters, bolted to the ground by eight supersized, superalloy fasteners that are 9 feet long and weigh 500 to 600 pounds.

From Los Angeles Times

PTC is separately expanding capacity of titanium and superalloy castings tenfold by 2025.

From Reuters

Chas Smith, working in isolation in his barn in rural California, struck, scraped and scratched various metallic instruments of his own invention, including one made from springs and saw blades, and another made of Inconel 718, a superalloy used in cryogenic storage tanks and SpaceX engines.

From New York Times