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[HTML][HTML] Collaborative manufacturing technologies of structure shape and surface integrity for complex thin-walled components of aero-engine: status, challenge and …
Presently, the service performance of new-generation high-tech equipment is directly
affected by the manufacturing quality of complex thin-walled components. A high-efficiency …
affected by the manufacturing quality of complex thin-walled components. A high-efficiency …
[HTML][HTML] Dependence of microstructures on fatigue performance of polycrystals: A comparative study of conventional and additively manufactured 316L stainless steel
The fatigue properties and microstructural evolution of 316 L stainless steel (316LSS)
manufactured by laser powder bed fusion (L-PBF) were systematically studied and …
manufactured by laser powder bed fusion (L-PBF) were systematically studied and …
[HTML][HTML] Cyclic response of additive manufactured 316L stainless steel: The role of cell structures
We report the effect of cell structures on the fatigue behavior of additively manufactured (AM)
316L stainless steel (316LSS). Compared with the cell-free samples, the fatigue process of …
316L stainless steel (316LSS). Compared with the cell-free samples, the fatigue process of …
A new approach for determining GND and SSD densities based on indentation size effect: An application to additive-manufactured Hastelloy X
Dislocation plays a crucial role in controlling the strength and plasticity of bulk materials.
However, determining the densities of geometrically necessary dislocations (GNDs) and …
However, determining the densities of geometrically necessary dislocations (GNDs) and …
[HTML][HTML] Superior low cycle fatigue property from cell structures in additively manufactured 316L stainless steel
We have investigated the low cycle fatigue (LCF) properties and the extent of strengthening
in a dense additively manufactured stainless steel containing different volume fractions of …
in a dense additively manufactured stainless steel containing different volume fractions of …
A crystal plasticity-based micromechanical model for precipitate shearing: Application to cyclic softening of polycrystalline Ni-based superalloys
Cyclic deformation of polycrystalline Ni-based superalloys leads to cyclic hardening
followed by softening, in terms of the mechanical response. A micromechanical constitutive …
followed by softening, in terms of the mechanical response. A micromechanical constitutive …
The effect of grain size and anomalous shape on low cycle fatigue of nickel-based superalloy at elevated temperature
The effect of grain size and shape on low cycle fatigue of a nickel-based superalloy at
elevated temperature was investigated. Fatigue testing was performed using GH4742 …
elevated temperature was investigated. Fatigue testing was performed using GH4742 …
Revealing the influential mechanism of strain ranges on cyclic-life saturation during creep-fatigue in Nickel-based superalloy DZ445
The creep-fatigue interaction has been recognized as the main failure mode of most
structural components operating in the high-temperature regime. The cyclic life (N f) usually …
structural components operating in the high-temperature regime. The cyclic life (N f) usually …
[HTML][HTML] Fatigue and fracture in dual-material specimens of nickel-based alloys fabricated by hybrid additive manufacturing
A Bhadeliya, B Rehmer, B Fedelich, T Jokisch… - Journal of Materials …, 2024 - Elsevier
The integration of additive manufacturing with traditional processes, termed hybrid additive
manufacturing, has expanded its application domain, particularly in the repair of gas turbine …
manufacturing, has expanded its application domain, particularly in the repair of gas turbine …
Superior high-cycle fatigue property through in-situ precipitation of α'martensite in additively repaired titanium alloy
TC4-DT titanium alloy is commonly used in aircraft airframe structures due to its high
strength-to-weight ratio. However, these parts are susceptible to fatigue failure during their …
strength-to-weight ratio. However, these parts are susceptible to fatigue failure during their …