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A nonmagnetic solid solution of iron and another alloying element, usually assumed to be carbon unless otherwise specified, used in making corrosion-resistant steel.
[After Sir William Chandler Roberts- Austen (1843-1902), British metallurgist.]
aus′ten·it′ic (-ĭt′ĭk) adj.
1. (Metallurgy) a solid solution of carbon in face-centred-cubic gamma iron, usually existing above 723°C
2. (Metallurgy) the gamma phase of iron, stabilized at low temperatures by the addition of such elements as nickel
[C20: named after Sir William C. Roberts-Austen (1843–1902), English metallurgist]
a nonmagnetic solid solution of carbon or iron carbide in iron, an essential component of high-carbon stainless steels.
[1900–05; after Sir W. C. Roberts-Austen (1843–1902), English metallurgist; see -ite1]
aus`ten•it′ic (-ˈnɪt ɪk) adj.
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|Noun||1.||austenite - a solid solution of ferric carbide or carbon in iron; cools to form pearlite or martensite|
gamma iron - a nonmagnetic allotrope of iron that is the basis of austenite; stable between 906 and 1403 degrees centigrade
austenitic steel - steel that has enough nickel and chromium or manganese to retain austenite at atmospheric temperatures