In steels containing titanium and zirconium, the angular precipitates (non-metallic inclusion) are observed by an optical microscope. They have been called nitride or carbide, and sometimes called carbonitride because it is suggested that they are uniform solid solutions of nitride and carbide.


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Copyright information

© Springer-Verlag Berlin Heidelberg 1969

Authors and Affiliations

  • T. Shiraiwa
    • 1
  • N. Fujino
    • 1
  1. 1.Central Research LaboratoriesSumitomo Metal Industries, Ltd.AmagasakiJapan

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