... surface. The experimental data obtained from these tests were compared to the predictions of the fatigue life prediction method proposed by Morel and based on a microplasticity analysis. It was shown that all the predictions, though non-conservative, were within an acceptable scatter band. high...

... are useful for qualitative predictions of fatigue response. radiation exposure fatigue response tensile properties fatigue life prediction Universal Slopes austenitic stainless steel ferritic/martensitic steel Joumal ofASTM Intemational, May 2004, Vol. 1, No. 5 Paper ID JAIl 1334...

... predicted from isothermal tests, and life prediction is nonconservative, if only based on isothermal tests. aluminum alloy crack propagation creep-fatigue interaction dispersoids fatigue life prediction microstructure modeling oxidation stress-strain behavior thermo-mechanical fatigue Arnd...

... is proposed for solving the min-max problem of finding the minimum circumscribed ellipse that can enclose the whole loading path. This new approach allows extension of the Sines or Crossland fatigue criteria to fatigue life prediction under general multiaxial loading with arbitrary stress-time histories...

... at the minimum and maximum temperature of the cycle. A discussion on the applicability of the model to predict the fatigue lives of actual components is discussed. Titanium alloys crack growth oxygen embrittlement fatigue life prediction TMF J. Dai I, N.J. Marchand 2 and M. Hongoh 3 THERMAL...

... tubing fatigue life prediction Steven M. Tipton I Multiaxial Plasticity and Fatigue Life Prediction in Coiled Tubing REFERENCE: Tipton, S.M., "Multiaxial Plasticity and Fatigue Life Prediction in Coiled Tubing," Fatigue Lifetime Predictive Techniques: 3rd Volume, ASTM STP 1292, M. R. Mitchell and R...

... a relatively low scatter of life ratios around a mean value of unity. fatigue life prediction damage accumulation crack initiation variable amplitude loading transferability fatigue (materials) fracture (materials) test automation testing methods data analysis Michael Vormwald, l Paul Heuler...

... with precautions to be taken. These two methods are explained, along with the importance of the interaction of the material properties, the fatigue loading, and the design. fatigue life prediction mechanical structures real service loading simulations loading spectrum test automation fracture...

... was measured using the electrical potential drop method (crack initiation on the order of 0.1 to 0.4 mm). Tests were also carried out in order to determine the fatigue properties of the materials tested. Three methods of fatigue life prediction were tested. In the first method, developed by Office National...

... plane approach damage criteria variable amplitude test proportional loading fatigue life prediction Chin-Chan Chu, ~F. Albrecht Conle, ~and John J. F. Bonnen ~ Multiaxial Stress-Strain Modeling and Fatigue Life Prediction of SAE Axle Shafts REFERENCE: Chu, C.-C., Conle, F. A., and Bonnen, J. J. F...

... and the equivalent shear strain range. 304 stainless steel biaxial low-cycle fatigue high temperature crack initiation crack propagation fatigue life prediction Takashi Ogata, ~Akito Nitta, ' and Joseph J. B l a s s 2 Propagation Behaviorof Small Cracks in 304 Stainless Steel Under Biaxial Low-Cycle...

... at predicting fatigue life in the presence of fretting corrosion. Means to avoid fretting corrosion were also explained. fretting corrosion constant amplitude tests load spectrum tests steel nodular cast iron shot peening fatigue life prediction Gerhard Fischer, ~Vatroslav Grubisic, ~and Otto...

... Most fatigue life prediction concepts are based on the transfer of some characteristic material data to the component under consideration. The implicitly assumed equivalence can be limited by various factors including different surface conditions, sizes, residual stress fields, and cumulative...

... An integrated fatigue life prediction methodology is presented using multi-body dynamic simulation, finite element analysis, and fatigue life prediction methods. This methodology was applied for predicting the finite life of an automotive suspension component. Experimental verification...

... was considered reflects both that there is no large effect of strain rate on the damage mechanisms in the single-crystal material nor any environmental effect due to the internal cracking mode of failure. low-cycle fatigue creep-fatigue superalloys single crystals fatigue life prediction R. V. Miner...

... and predict the constitutive behavior of a material whose behavior changes with temperature provides optimism that this analysis may be applied to other TMF situations. nickel-base superalloy elevated temperature fatigue thermomechanical fatigue fatigue life prediction inelastic finite element...

... curve. The actual to predicted life ratio was 0.4. The observed discrepancy was discussed in terms of the mechanism of fatigue damage under spectrum loading. low cycle fatigue variable amplitude loading service stress-strain curves fatigue life prediction 2.25Cr-1Mo steel J. Poldk...

... In order to minimize the expenses of the development of engineering components and to reduce the risk of their operation, reliable fatigue life prediction methods have to be available in the design stage. Presently two groups of methods can be distinguished which explicitly account for the local...

.... The elastic-plastic notch-tip strain histories calculated on the basis of the equivalent strain energy density concept were used for fatigue life calculation of key-hole specimens tested under SAE transmission loading history. Significant improvement of fatigue life prediction has been achieved in comparison...

... and experimental corroboration of a local-strain life prediction method applicable to this and other structural fatigue problems. crack initiation design fatigue life prediction fatigue of metals fatigue tests local strain offshore platforms residual stress stress concentration stress relief vortex...