... online November 7, 2014. Assoc. Editor: Toshio Nakamura. 08 01 2014 09 10 2014 07 11 2014 Segmented chips are known to form in machining of titanium alloys due to localization of heat in the shear zone, which is a function of machining environment. To investigate the correlation...

... plastic deformation superalloys tantalum alloys tensile strength titanium alloys tungsten alloys zirconium alloys very low cycle fatigue IN738 high-temperature materials Ni-base superalloy Accurate fatigue data are essential for the design of contemporary gas turbines under not only...

... a microstructure with grains of approximately 2 μ m without a recrystallization anneal. Our method offers an alternative route for the production of small scale billets into a wire. billets elasticity extrusion nickel alloys tensile strength titanium alloys wires NiTi extrusion induction rolling...

...X. H. Zhou; X. Su The surface topography of aluminum and titanium alloys after plastic deformation is investigated using white-light interferometry. The surface profiles of tensile samples in the longitudinal and transverse directions are analyzed. The surface develops self-affine roughness...

...-2989 , 15 , pp. 289 – 293 . Ni , W. , and Grummon , D. S. , 2002 , “ Nanoindentaion and Wear Behavior of Nickel-Titanium Alloys and Thin Films ,” Mater. Res. Soc. Symp. Proc. 0272-9172 , 697 , pp. 292 – 296 . 02 11 2009 07 04 2010 17 06 2010 17 06 2010...

... and assistance with the process development. Mishra , R. S. and Mahoney , M. W. , eds., 2007 , Friction Stir Welding and Processing , ASM International , Materials Park, OH . Trapp , T. , Helder , E. , and Subramanian , P. R. , 2003 , “ FSW of Titanium Alloys...

... liquid metals magnesium alloys manganese alloys mechanical strength porosity rheology segregation silicon alloys titanium alloys zinc alloys rheology forging process electro magnetic stirring (EMS) forging-pressure liquid segregation Because semisolid state processing has...

... -Ti phase stabilizer in titanium alloys. Figure 4b shows the microstructure corresponding to a composition of Ti – 1.9   at .   % Ni. Apart from an increase in the amount of β -Ti , the size and the aspect ratio of the α -Ti laths decreased. The microstructure now...

... the evolution of damage under monotonic loading condition in a near α IMI-834 titanium alloy, used for aeroengine components in compressor module. The damage model parameters have been experimentally identified by in situ measurement of damage during monotonic deformation using alternating current potential...

...Carl D. Ross; Thomas J. Kronenberger; John T. Roth Recent research has demonstrated that the mechanical properties of metals are altered when an electrical current is passed through the material. These studies suggest that titanium alloys, due to their low formability and need for dramatic...

.... The experimentally determined results showed excellent agreement with the proposed kinematic model. Conversely, the calculated strain rate fell within the limits of the superplastic strain rate band for this alloy previously. aluminium alloys titanium alloys vanadium alloys wire drawing titanium...

... plastic deformation plasticity slip titanium alloys ultrasonic materials testing Ti-6242 crack initiation dwell fatigue crystal plasticity sensitivity studies The fatigue life cycles of titanium alloys, such as Ti-6242, can vary significantly with different microscopic material...

... Standard E1049, 1998 , “ Cycle Counting for Fatigue Analysis ,” Annual Book of ASTM Standards , Vol. 03.01 , American Society for Testing and Materials , PA . aluminium alloys cracks fatigue nucleation titanium alloys vanadium alloys multiaxial fatigue critical plane models...

... relations titanium alloys twin boundaries Young's modulus In recent years, near γ - Ti Al has remained interesting to researchers because of its low density, high temperature strength, and good corrosion resistance, making it appealing for use in heat engines ( 1 2 ). However, the low...

... and those that are damage related (i.e., cracks and cavities). The development of undesirable/nonuniform microstructures and cavities during the mill processing of alpha/beta titanium alloys is addressed first. Relatively simple, diffusion-based models of spheroidization and coarsening are applied...

...C. Maletta; A. Falvo; F. Furgiuele A phenomenological model to simulate the two-way shape memory effect (TWSME) in nickel-titanium alloys (NiTi) is proposed. The model is based on the Prandtl–Ishlinksii operator and it is able to simulate the hysteretic behavior of the material in the strain...

... aluminium alloys titanium alloys functionally graded materials particle size functionally graded material (FGM) centrifugal solid-particle method orientation platelet Hermans orientation parameter In functionally graded materials (FGMs), there is a continuous change in composition...

... Gage Method ,” ASTM-E 837. titanium alloys aluminium alloys vanadium alloys finite element analysis shot peening elastoplasticity internal stresses drilling shot-peening multiple impacts residual stress finite elements dynamic analysis hole-drilling basic symmetry cell...

... composites nickel alloys titanium alloys aluminium alloys shape memory effects sintering yield stress ductility The shape memory alloy (SMA) NiTi has three distinctive properties, shape memory effect (SME), superelastic effect (SE), and high damping capacity, which have made it possible...

... dissipation capacity and recentering capabilities to the system. shape memory alloys damping recentering earthquake engineering innovative systems nickel alloys titanium alloys bars shape memory effects elasticity damping internal stresses buckling vibrations 31 08 2005...