Modeling and Simulation for Material Selection and Mechanical Design Part 16 ppsx

... Meier and Mr. T. Riehl for performing and eval- uating a large number of investigations and testings, Mr. W. Thomala for valuable discussions, Dr. G. E. Totten, Dr. K. Funatani, Dr. L. Xie, and Mr. ... International Organization for Standardization: ISO 273: Fasteners—clearance holes for bolts and screws. www.iso.ch 29. International Organization for Standardization: ISO 3...

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... of Mechanical Alloy Design, George E. Totten, Lin Xie, and Kiyoshi Funatani 165 . Structural Analysis of Polymeric Composite Materials, Mark E. Tuttle 166 . Modeling and Simulation for Material ... invaluable resource for the designer, mechanical and materials engineer, and metallurgist. Thor ough overviews of these technologies seldom encountered in other handbo...

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... these models should be widely used for off-line simulation of designing steel compositions and processing condition and on-line simulation for guaranteeing mechanical properties of steels. REFERENCES 1. ... mechanisms for substi- tial and interstitial impurities are different. The reason for this is that the adsorption centers on interface are different for these two kin...

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... constant; W 0 and W 00 are the mixing energies in solid and liquid states; X s and X l are the impurity concentration in solid and liquid phases at the tem- perature T. Solving these equations for the ... Segregation Guttman has expanded the concept for synergistic co-segregation of alloy- ing elements and harmful impurities at the grain boundaries. His theory is very important...

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... stresses and micro-residual stresses [1,2]. The macro-type depends on the plastic deformation of solid materials due to rapid non-uniform cooling. And, the strain and deformation due to phase transformation ... stresses and distortion due to variations of macro- and microstruc- ture in materials for increasing and ensuring strength and quality of pro- ducts after metallurgical...

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... elastic–viscoplastic solids and viscous fluids to apply simulation of the casting process was proposed and verified by experi- mental and numerical results. On the other hand, a proposal based on ... mm, and two casting speeds are used V c ¼400 and 600 mm=sec. 3. Calculated Results Simulated results of steady temperature field both in the strip and roll is shown in Fig. 44(a) a...

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... Ju, D.Y.; Inoue, T. In Simulation of Solidification and Thermo -mechanical Behavior in Continuous Casting Process, Modeling and Simulation in Metallur- gical Engineering and Materials Science; Yu, ... with calculated results and experimental data for temperature, distortion and residual stress in these metallurgical processes, the metallo-thermo -mechanical theory and s...

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... Reserved. C. Material Laws for Wide Ranges of Temperatures and Strain Rates Material laws that describe the flow behavior over very wide ranges of tem- peratures and strain rates are needed for the simulation ... induced mechanical instability can take place leading to a concentration of deformation, a localization of heat and even to the formation of shear bands. An overvie...

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... between the applied stress s and the internal back stress s i , the particle deformation resistance s p , the material creep resistance s F and the degree of damage D. For long-time creep under ... or carbide particles embedded within the grains. The particles obstacle the dislocation motion and increase the resistance to deformation. The strength depends mainly on the size and th...

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... determined in experiments and by the finite-element simulation. With these results, the main reason for crack initiation and growth seems to be the relatively high local strains, and not the local stress, ... 50,000 cracks were classified in the steel X6 CrNi18-11 and more than 60,000 cracks in the steel X8CrNiMoNb16 -16 for different temperatures and stresses. Based on the r...

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