Effect of some factors on the kinetics of the martensitic transformation and properties of unstable austenitic steels during deformation

1979 ◽  
Vol 21 (11) ◽  
pp. 847-851
Author(s):  
V. S. Michev
1985 ◽  
Vol 17 (9) ◽  
pp. 1185-1191 ◽  
Author(s):  
A. A. Lebedev ◽  
B. I. Koval'chuk ◽  
V. V. Kosarchuk ◽  
L. V. Zaitseva

Author(s):  
R-R. Lee

Partially-stabilized ZrO2 (PSZ) ceramics have considerable potential for advanced structural applications because of their high strength and toughness. These properties derive from small tetragonal ZrO2 (t-ZrO2) precipitates in a cubic (c) ZrO2 matrix, which transform martensitically to monoclinic (m) symmetry under applied stresses. The kinetics of the martensitic transformation is believed to be nucleation controlled and the nucleation is always stress induced. In situ observation of the martensitic transformation using transmission electron microscopy provides considerable information about the nucleation and growth aspects of the transformation.


2003 ◽  
Vol 112 ◽  
pp. 139-142 ◽  
Author(s):  
G. Ghosh ◽  
G. B. Olson

2011 ◽  
Vol 172-174 ◽  
pp. 90-98 ◽  
Author(s):  
Tomoyuki Kakeshita ◽  
Takashi Fukuda ◽  
Yong-Hee Lee

We have investigated athermal and isothermal martensitic transformations (typical displacive transformations) in Fe–Ni, Fe–Ni–Cr, and Ni-Co-Mn-In alloys under magnetic fields and hydrostatic pressures in order to understand the time-dependent nature of martensitic transformation, that is, the kinetics of martensitic transformation. We have confirmed that the two transformation processes are closely related to each other, that is, the athermal process changes to the isothermal process and the isothermal process changes to the athermal one under a hydrostatic pressure or a magnetic field. These findings can be explained by the phenomenological theory, which gives a unified explanation for the two transformation processes previously proposed by our group.


2005 ◽  
Vol 42 (11) ◽  
pp. 718-721
Author(s):  
Jae-Hwan Pee ◽  
Eui-Seok Choi ◽  
Motozo Hayakawa

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