... can be considered a derivative of traditional layer removal methods ( 23 ), the main difference being the localized nature of material removal. As is the case with layer removal methods, corrections must be applied to stresses measured after layers have been removed to account for the effect...

... machining internal stresses measurement errors solid-state phase transformations strain gauges stress measurement thermal conductivity EDM thermal conductivity carbon equivalent residual stress Engineering components invariably contain a certain degree of residual stress induced...

...Gary S. Schajer; Michael Steinzig A novel dual-axis ESPI hole-drilling residual stress measurement method is presented. The method enables the evaluation of all the in-plane normal stress components with similar response to measurement errors, significantly lower than with single-axis measurements...

... , Dordrecht, The Netherlands. Liu , X. , and Schajer , G. S. , 1997 , “ More Reliable Calculations for Layer-Removal Residual Stress Measurements ,” Proceedings of SEM Spring Conference on Experimental Mechanics , Bellevue, WA, June 2–4, pp. 255 – 256 . Tjhung , T. , and Li , K...

... ) 12 05 2005 12 07 2006 strain gauges internal stresses stress measurement cracks finite element analysis polynomials mean square error methods residual stress slitting method crack compliance gage length This paper investigates the effect of strain gage length...

... Method ,” J. Eng. Mater. Technol. 0094-4289 , 108 , pp. 87 – 92 . Prime , M. B. , 1999 , “ Residual Stress Measurement by Successive Extension...

... conductivity scanning electron microscopy transmission electron microscopy indentation crystal microstructure hardness solidification wear resistance stress measurement EDM white layer residual stress hole-drilling strain-gage method ASTM standard E837 Residual stress could exist...

... drilling internal stresses stress analysis data analysis stress measurement materials testing speckle numerical analysis The hole drilling technique is a well known experimental method for residual stress investigation 1 2 3 4 5 . It consists in drilling a small hole on the surface...

...Ki-Ju Kang; Severine Darzens; Gee-Seob Choi Recently, a new method for residual stress measurement in thin films by using the focused ion beam (FIB) has been proposed by the authors. It is based on the combined capability of the FIB imaging system and of high-resolution strain mapping software (VIC...

... elastic constants laser ablation surface treatment welding stress measurement nuclear materials packaging radioactive waste disposal The U.S. Department of Energy (DOE) has been charged with developing a facility for the safe storage of spent nuclear material in a centralized location 1...

... testing stress measurement stress analysis Fastener holes are stress concentrators, and so have always been considered as sources of fatigue damage in the aerospace industry 1 2 . One common technique that is widely desirable to improve the fatigue endurance is cold expansion of holes...

... alloys internal stresses laser hardening stress measurement finite element analysis crack-edge stress field analysis strain gauges In the present work, the compliance matrix C ͇ was found using the finite element method to solve the elastic boundary value problem. The finite...

... 27, 2003. Associate Editor: M. Zhou. 07 January 2002 27 February 2003 10 07 2003 ethylene-propylene rubber stress-strain relations cameras piezoelectric transducers stress measurement plastic deformation Low-impedance materials, such as rubbers, have been widely...

... internal stresses cladding techniques crack-edge stress field analysis plastic deformation austenitic stainless steel simulation stress measurement substrates The Laser Metal Forming (LMF) process is an innovative application of lasers with industrial potential for small series production...

...-drilling method. Significant error in the residual stress measurement and calculation could be arisen if calibration coefficients for integral hole-drilling method were not chosen correctly for corresponding thin plate or thick plate cases according the results of the bending test of cantilever beam...

... principle of the ISSR, the derivation and numerical calculation of the ISSR hole-drilling coefficients, and the methodology used to back-calculate and regularize the residual stress solution. A verification test on a thin-plate with a through-hole, and residual stress measurements performed on a shot-peened...

... stress calculation error analysis are presented. To the author’s knowledge, no existing method complies with the above requirements. A review of existing residual stress measuring methods was carried out with respect to the requirements stated above 1 . The review favored the incremental hole...

...Michael R. Hill; Wei-Yan Lin This paper presents experimental measurements of the through-thickness distribution of residual stress in a ceramic-metallic functionally graded material (FGM). It further presents an error analysis and optimization of the residual stress measurement technique...

...M. B. Prime, Technical Staff Member, Mem. ASME A powerful new method for residual stress measurement is presented. A part is cut in two, and the contour, or profile, of the resulting new surface is measured to determine the displacements caused by release of the residual stresses. Analytically...

... 21, 2000. Associate Technical Editor: S. Datta. 22 February 1999 21 January 2000 stress measurement internal stresses fatigue carbon steel melting heat treatment moire fringes light interferometry Spot welding, or resistance spot welding, involves the joining of two...