... 2009 crack detection crack-edge stress field analysis crystal microstructure dislocation pile-ups fatigue cracks finite element analysis forging nucleation plastic deformation plasticity slip titanium alloys ultrasonic materials testing Ti-6242 crack initiation dwell fatigue...

..., and a data recorder, this method is considered very practical for monitoring crack initiation. 14 02 2008 06 08 2008 17 12 2008 bending crack detection electrical resistivity fatigue cracks fatigue testing metallic thin films notch strength sputtered coatings steel surface...

.... , and Seshadri , R. , 2002 , “ Crack Detection in Beams Using Changes in Frequencies and Amplitudes of Frequency Response Functions ,” J. Sound Vib. 0022-460X 10.1016/S0022-460X(02)01264-6 , 265 , pp. 1 – 22 . Weliyanto , B , 2002 , “ On Crack Identification Using Neural Networks ,” Master...

... 2005 aluminium alloys sheet materials crack-edge stress field analysis fatigue cracks fatigue testing crack detection internal stresses numerical analysis Crack Arrest Crack Growth Dimple Fatigue Life Pinching Force Stop Hole Stress Intensity Factor A crack initiated...

... mechanics crack detection Composite materials are widely used in modern load bearing engineering structures, especially where a high ratio of strength or stiffness to weight is desired, such as in air and ground transportation industries that make high performance airplanes, aerospace vehicles...

... phenomena thermal barrier coatings austenitic stainless steel plasma arc sprayed coatings porosity crack-edge stress field analysis ultrasonic materials testing crack detection voids (solid) microcracks scanning electron microscopy For fossil fuel fired power generation, higher thermal...

... scanning electron microscopy Young's modulus crack detection delamination Figure 12 shows the plot of degraded modulus versus the number of fatigue cycles at elevated temperatures and at different stress levels. The modulus data is obtained from the slope of the hysteresis loops during fatigue...

...; revised manuscript received March 16, 2000. Guest Editors: Raj Mohan and Rishi Raj. 01 January 2000 16 March 2000 creep testing crack detection fracture mechanics life testing welding structural engineering alloy steel In recent years, there has been considerable...