... manufacturing qualification powder bed fusion PBF L-PBF directed energy deposition DED EB-DED 316L stainless steel epitaxy anisotropy heterogeneity incomplete fusion sigma phase 250 STRUCTURAL INTEGRITY OF ADDITIVE MANUFACTURED PARTS STP 1620, 2020 / available online at www.astm.org / doi...

... response of the material at these high levels of strain it was necessary to account for the anisotropy of the sheet. Full-field strain mapping techniques were also used to study forming response of anisotropic sheet metal. Advantages of DIC included the capability to determine the forming response...

... The early days of the development of the study of the anisotropy in Zircaloy in the Zirconium Metallurgy Group, Metals and Ceramics Division, Oak Ridge National Laboratory are discussed. A program of research on developing zirconium base alloys for service in the Aqueous Homogeneous Reactor...

.... The linear low temperature flux dependence of creep and growth rates is yet to be satisfactorily explained. The original paper was published by ASTM International in the Journal of ASTM International , June 2008. irradiation creep irradiation growth microstructure texture dislocations anisotropy...

..., and spacers). The discussion is set in the context of contemporary findings of other workers in the international community. The following themes are highlighted: The contributions of creep and growth to deformation; c-component dislocations and the fluence dependence of irradiation growth; anisotropy...

... that act as barriers to slip. Experimental evidence from Zircaloy-2 samples irradiated at 70°C suggests that the increase in critical resolved yield stress due to irradiation is lower for basal compared with prism planes. zirconium irradiation radiation damage dislocations anisotropy tensile...

... and, in Excel, Mo) and by grain size. zirconium alloys plastic deformation anisotropy intergranular constraints interphase constraints R. A. Holt,1 M. R. Daymond,1 F. Xu,1 and S. Cai1 Journal of ASTM International, Vol. 5, No. 6 Paper ID JAI101304 Available online at www.astm.org Intergranular...

... characterization of asphalt concrete in a broad range of applications involving true triaxial stress states. Analysis of test results indicates all of the following: (a) Modulus of AC shows significant anisotropy in different orientations; (b) Volumetric creeping of AC is considerably significant at relatively...

... regarding the choice of the tab material. Failure modes of specimens where the tabs are bonded and where the tabs are molded directly on the test material were compared. Molded specimens produce better quality results. tensile test anisotropy tab composite materials failure strength Martin L...

... amorphous alloy thin film has anisotropic mechanical properties. fracture toughness thin film Ni-P amorphous alloy anisotropy Kazuki Takashima, 1Masayuki Shimojo, 1 Yakichi Higo, 1and Michael V. Swain2 Fracture Behavior of Micro-Sized Specimens with Fatigue PreCrack Prepared from a Ni-P...

... A procedure for determining the Burgers vector anisotropy in irradiated ferritic steels is described, allowing identification of all a ⟨ 100 ⟩ and all a/2 ⟨ 111 ⟩ dislocations in a region of interest. The necessary micrographs to apply the procedure have been taken of a pressurized tube specimen...

... the hardening kinetics by decreasing the yield stress, increasing the linear hardening coefficient, and enhancing the dynamic recovery kinetics, especially in the hoop direction. It has no effect on the strain anisotropy. Hydrogen increases the creep resistance. The creep rate of the hydrided material decreases...

... was lubricated. anisotropy single crystals ceramics composites multiaxial strength nickel aluminide tungsten carbide displacement strain stress J. A. Salem I and M. G. Jenkins 2 Biaxial Strength Testing of Isotropic and Anisotropic Monoliths REFERENCE: Salem, J. A. and Jenkins, M. G., "Biaxial...

... method cracks dislocations anisotropy D. Heim, l L. Xiao, 2 and M. E. Mear 2 Boundary Element/Dislocation Density Methodology for Analysis of Cracks in Anisotropic Solids REFERENCE: Heim, D., Xiao, L., and Mear, M. E., "Boundary Element/Dislocation Density Methodology for Analysis of Cracks...

... are performed using the diameter spectra of fibers and slugs measured for these products. The influence of fiber orientation is also studied to better fit experimental data. Glass and rock wool fibers slugs heat transfer radiative model elevated temperature experimental validation anisotropy...

... to those predicted by MODFLOW, and (3) the time to prepare the input data and to display results was significantly lower than that required by MODFLOW. modeling groundwater confined aquifer unconfined aquifer anisotropy MODFLOW Micro-Fem A1 Eddebbarh, Ph.D. ~, Fritz Carlson2, and C.J. Hemker...

... (14.3 by 1.2 mm) is different, the crystallographic texture was close to that expected in the cladding tubes. To characterize the anisotropy, mechanical tests were performed under both monotonic and cyclic uni- and bi-directional loadings, i.e., tension-compression, tension-torsion, and tension-internal...

... constant amplitude loading flight spectrum loading stress ratio orientation thickness cladding effects anisotropy Raghu V Prakash 1 and Basant K. Parida I Fatigue Crack Growth Behavior of AI-Li Alloy 1441 REFERENCE: Prakash, R. V., and Parida, B. K., "Fatigue Crack Growth Behavior of AI-Li Alloy...

...) with differing textures and processing histories have exhibited significant differences in the R values in the laboratory tests. zirconium alloys contractile strain ratio boiling water reactor creep (materials) anisotropy in-reactor deformation zirconium nuclear materials nuclear applications...

... This paper describes the anisotropy of Knoop hardness in olybdenum single crystals neutron-irradiated at high temperatures in the Fast Experimental Reactor (JOYO) and the Fast Flux Test Facility (FFTF/MOTA). Knoop hardness, measured on the (001) surface of the specimen, showed a maximum...