Definition of superalloy in English:

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Pronunciation: /ˈso͞opərˌaloi/


An alloy capable of withstanding high temperatures, high stresses, and often highly oxidizing atmospheres.
Example sentences
  • Another 20 to 25% is used as alloy additions in nickel-base superalloys and heat-resisting steels.
  • About three-quarters of all rhenium consumed in the United States is used in the manufacture of superalloys - alloys containing iron, cobalt, or nickel.
  • The effect on microstructure is not nearly so clear in other cases where a well defined substructure is produced, e.g. Al-Mg alloys, ferritic Fe-Si, Fe-Cr and Fe-Ni alloys, austenitic stainless steels, and nickel superalloys.

For editors and proofreaders

Syllabification: su·per·al·loy

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