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austenite Line breaks: aus¦ten|ite
Pronunciation: /ˈɒstɪnʌɪt/

Definition of austenite in English:


[mass noun] Metallurgy
A solid solution of carbon in a non-magnetic form of iron stable at high temperatures. It is a constituent of some forms of steel.
Example sentences
  • Titanium can reduce carbon in austenite by forming very stable carbides.
  • This level of carbon also decreases the solubility of the microalloying constituents in austenite.
  • When the steel is heated well above the upper critical temperature large austenite crystals form.


Example sentences
  • One significant difference between the cast and wrought stainless steels is in the microstructure of cast austenitic stainless steels.
  • The basic composition of austenitic stainless steels is 18% chromium and 8% nickel.
  • Cold rolled austenitic stainless steel is another alternative.


Early 20th century: from the name of Sir William Roberts- Austen (1843–1902), English metallurgist, + -ite1.

Definition of austenite in:
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