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Keywords: fatigue
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Journal Articles
Article Type: Research-Article
J. Tribol. July 2013, 135(3): 031103.
Paper No: TRIB-12-1179
Published Online: April 29, 2013
..., 2012; final manuscript received January 30, 2013; published online April 29, 2013. Assoc. Editor: Robert L. Jackson. 14 10 2012 30 01 2013 Fatigue behavior of structural materials is investigated to aid the design of engineering components and ensure long-term reliability...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2011, 133(4): 041402.
Published Online: October 6, 2011
... pressure (Hertz solution) is often used as a control parameter for rolling contact fatigue analysis, whatever the geometry of the contact (point, elliptical, or line contact), the results presented here show that the effective contact pressure and subsequent residual strains are strongly dependent...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031405.
Published Online: July 25, 2011
... originated fatigue is considered and fatigue life of rough and smooth surfaces is obtained which shows that fatigue life of rough solids is slightly shorter than of the smooth ones. In the general case of a contact region of rough surfaces with multiple connectivity subsurface originated fatigue possesses...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2011, 133(3): 031403.
Published Online: July 7, 2011
...Michael A. Klecka; Ghatu Subhash; Nagaraj K. Arakere Graded materials with high surface hardness and ductile cores are popularly used in high performance bearing applications to resist surface wear and fatigue damage. The gradient in hardness with depth is commonly determined using micro...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2011, 133(1): 011401.
Published Online: January 4, 2011
...Frédéric Lévesque; Sylvain Goudreau; Louis Cloutier Aeolian vibrations represent a threat to the integrity of electrical transmission lines. The fretting fatigue of conductors is thus a major concern. The modelization of the contact conditions at critical points is an important tool in assessing...
Journal Articles
Article Type: Research Papers
J. Tribol. January 2011, 133(1): 011301.
Published Online: December 15, 2010
... plastic deformation, while ZrB 2 -containing composite coating involves only mild abrasive and fatigue wear when sliding against the GCr15 counterpart. Matsuura , K. , and Kudoh , M. , 2002 , “ Surface Modification of Titanium by a Diffusional Carbo-Nitriding Method ,” Acta Mater. 1359...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2010, 132(4): 041404.
Published Online: October 8, 2010
... 10 2010 computational geometry crystal microstructure fatigue finite element analysis internal stresses mechanical contact rolling bearings rolling friction rolling contact fatigue Hertzian stresses finite element microstructure Voronoi diagram Rolling element...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2010, 132(4): 041601.
Published Online: September 10, 2010
... morphology features revealed that the predominant erosion mechanism was fatigue failure, irrespective of the temperature. A schematic view of the test apparatus used in the present study is shown in Fig. 1 . The apparatus, except for the stationary specimens, conforms, to a large extent, to ASTM standards...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2010, 132(3): 031101.
Published Online: July 21, 2010
...Arthur Francisco; Houssein Abbouchi; Bernard Villechaise Despite the numerous experimental works on rolling contact fatigue, dealing with two-disk contacts, some phenomena still remain badly understood. Most of the test benches, used for that purpose, impose the rotational speeds to the disks...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2010, 132(2): 021404.
Published Online: March 11, 2010
...Behrooz Jalalahmadi; Farshid Sadeghi It has been widely accepted that the microstructure of bearing materials can significantly affect their rolling contact fatigue (RCF) lives. Hence, microlevel topological features of materials will be of significant importance to RCF investigation. In order...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041501.
Published Online: September 25, 2009
...Dong Zhu; Ning Ren; Q. Jane Wang Surface pitting due to contact fatigue is a major failure mode of many mechanical components, such as various gears and rolling-element bearings. Pitting life prediction, therefore, is vital to design and performance/reliability improvements. Conventional prediction...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041403.
Published Online: September 24, 2009
... originated spalling has been recognized as one of the main modes of failure for rolling contact fatigue (RCF) of bearings. In the past few decades a significant number of investigators have attempted to determine the physical mechanisms involved in rolling contact fatigue of bearings and proposed models...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2009, 131(4): 041401.
Published Online: September 21, 2009
...R. S. Dwyer-Joyce; C. Yao; J. Zhang; R. Lewis; B. W. Drinkwater Failure of a wheel-rail contact is usually by wear or fatigue of either component. Both mechanisms depend on the state of stress, which in turn depends on size and location of the contact patch. In this work, the feasibility...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2009, 131(3): 031605.
Published Online: June 10, 2009
... in developing the erosion. Moreover, the feature morphology of eroded surfaces, and dislodged particles and their large sizes revealed that microjet-pits had a limited effect on erosion and that the predominant failure was a fatigue process. 30 07 2008 28 12 2008 10 06 2009 Hammitt...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2009, 131(3): 031401.
Published Online: May 22, 2009
... stress field analysis fatigue nucleation slip wear wear incomplete Hertz contact evolution Fretting fatigue analysis is concerned with the effect of differential surface tangential displacement, when two bodies are pressed into contact, on accelerating the nucleation of cracks...
Journal Articles
Article Type: Research Papers
J. Tribol. April 2009, 131(2): 022203.
Published Online: March 4, 2009
...Behrooz Jalalahmadi; Farshid Sadeghi Microlevel material failure has been recognized as one of the main modes of failure for rolling contact fatigue (RCF) of bearing. Therefore, microlevel features of materials will be of significant importance to RCF investigation. At the microlevel, materials...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2008, 130(4): 041403.
Published Online: August 7, 2008
... cycles compared to the total life are sufficient to obtain the stabilized geometry, which will be subjected to high cycle fatigue see Ref. 24 . Thus, it is essential to have a good average shape of the stabilized geometry keeping a reasonable number of additional parameters. The geometry used...
Topics: Pressure
Journal Articles
Article Type: Research Papers
J. Tribol. October 2008, 130(4): 041602.
Published Online: August 6, 2008
...N. Govindarajan; R. Gnanamoorthy Fatigue properties of powder metallurgy parts are affected mainly by the porosity fraction. Even though it has inferior mechanical and physical properties over the conventional materials, the application of powder metallurgy products in automotive fields is seen...
Journal Articles
Article Type: Research Papers
J. Tribol. October 2008, 130(4): 042201.
Published Online: August 6, 2008
...Nihar Raje; Farshid Sadeghi; Richard G. Rateick, Jr. Fatigue lives of rolling element bearings exhibit a wide scatter due to the statistical nature of the rolling contact fatigue failure process. Empirical life models that account for this dispersion do not provide insights into the physical...
Journal Articles
Article Type: Research Papers
J. Tribol. July 2008, 130(3): 031601.
Published Online: June 23, 2008
... in closed systems. Systematic observations of disloged particles and eroded surface morphology show that the dominant failure mode in cavitation erosion is fatigue. Number and size of particles removed in characteristic Stage Parameters Incubation Acceleration Steadystate...