Hongjiang Pan
YOU?
Author Swipe
View article: The role of VC and Fe3Mo3C in strengthening hot work die steel: Insights from first-principles calculations
The role of VC and Fe3Mo3C in strengthening hot work die steel: Insights from first-principles calculations Open
View article: Tailoring MAX-Ti3SiC2 reinforcement to enhance elevated-temperature wear resistance of Ti3SiC2/ Fe–Cr–Ni composite
Tailoring MAX-Ti3SiC2 reinforcement to enhance elevated-temperature wear resistance of Ti3SiC2/ Fe–Cr–Ni composite Open
Ti3SiC2, a highly representative ternary layered compound within MAX-phase ceramics, was incorporated as a reinforcing phase into a Cr33Ni4 alloy. The resulting composite not only inherits the excellent mechanical properties, high-temperat…
View article: Effect of surface roughness on the mechanical properties in gradient structured pure copper
Effect of surface roughness on the mechanical properties in gradient structured pure copper Open
Gradient structured (GS) materials have been widely studied due to their excellent balance between strength and ductility. Surface mechanical attrition treatment (SMAT) can achieve grain refinement on the surface of materials, thereby obta…
View article: Regulating strength and ductility of gradient-structured Cu–Al–Zn via SMAT and annealing
Regulating strength and ductility of gradient-structured Cu–Al–Zn via SMAT and annealing Open
For most metallic materials, the surface mechanical attrition treatment (SMAT) resulted in a substantial increase in the yield strength, but accompanied by a certain decrease in the ductility. However, the regulating of the yield strength …
View article: Better mechanical properties of SAF2507 duplex stainless steel formed by cold rolling and normalizing
Better mechanical properties of SAF2507 duplex stainless steel formed by cold rolling and normalizing Open
The SAF2507 duplex stainless steel with the heterogeneous structure is produced through cold rolling (ε = 90%) and subsequent 1-min normalizing at 1273 K. Compared with the corresponding initial samples, the grain sizes of ferrite and aust…
View article: New insights for composition design: A novel synergistic corrosion-resistant effect of Fe–Mn–Al–Cr–Si–Mo–C lightweight steel in 3.5 wt% NaCl solution
New insights for composition design: A novel synergistic corrosion-resistant effect of Fe–Mn–Al–Cr–Si–Mo–C lightweight steel in 3.5 wt% NaCl solution Open
Nowadays, a good corrosion resistance of lightweight steel is demanded for its application. However, due to the high contents of Mn and C, which are always corrosion-susceptible elements in steels, the conventional lightweight steel is not…
View article: Study of hydraulic turbine flow-induced noise distribution law based on defective runner blade
Study of hydraulic turbine flow-induced noise distribution law based on defective runner blade Open
In order to analyse flow-induced noise distribution law under the defective runner blade, this paper performs defective treatment on the runner blade according to the HLA855a-LJ-250 hydraulic turbine model. Two kinds of blade models, intac…
View article: Numerical Simulation Analysis of the Correlation between Hydrodynamic Noise of Hydraulic Turbines and Defects in Runner Blades
Numerical Simulation Analysis of the Correlation between Hydrodynamic Noise of Hydraulic Turbines and Defects in Runner Blades Open
To investigate the hydrodynamic noise characterization of hydraulic turbines with runner blade defects, this article establishes the intact machine model and three kinds of models with runner blade defects. Using the Computational Fluid Dy…
View article: Highly enhanced thermoelectric and mechanical performance of copper sulfides via natural mineral <i>in-situ</i> phase separation
Highly enhanced thermoelectric and mechanical performance of copper sulfides via natural mineral <i>in-situ</i> phase separation Open
In situ phase separation precipitates play an important role in enhancing the thermoelectric properties of copper sulfides by suppressing phonon transmission. In this study, Cu1.8S composites were fabricated by melting reactions and spark …
View article: Better Mechanical Properties of Saf2507 Stainless Steel Obtained by the Dual-Phase Heterostructured Formed by Recrystallization Annealing
Better Mechanical Properties of Saf2507 Stainless Steel Obtained by the Dual-Phase Heterostructured Formed by Recrystallization Annealing Open
View article: Elucidating the mechanical response and microstructure evolution of the constituent layers in gradient-structured Cu alloys
Elucidating the mechanical response and microstructure evolution of the constituent layers in gradient-structured Cu alloys Open
The design of gradient structure (GS) in metallic materials has been reported to obtain superior mechanical properties due to the interaction between the GS layer and the coarse-grained (CG) matrix. In this study, the mechanical response a…
View article: An Overview on Recent Works of Heterostructured Materials Fabricated by Surface Mechanical Attrition Treatment
An Overview on Recent Works of Heterostructured Materials Fabricated by Surface Mechanical Attrition Treatment Open
Surface mechanical attrition treatment (SMAT) method has been widely acknowledged to obtain desired combination of strength and ductility in metals and alloys, and helpfully overcome the "trade-off" between the two mechanical properties. W…
View article: Stored energy calculation in AA 1050 based on deformation microstructure from electron backscatter diffraction data
Stored energy calculation in AA 1050 based on deformation microstructure from electron backscatter diffraction data Open
An AA1050 aluminum plate was cold rolled to a true strain of 1.9, and the stored energy was calculated based on microstructural parameters, namely the dislocation boundary spacing and the misorientation distribution, determined from large …
View article: Finite element modelling of indentation testing in an AA1050 microstructure
Finite element modelling of indentation testing in an AA1050 microstructure Open
Heterogeneous microstructures can be produced in structural metals from heterogeneous deformation, and they can also be purposely designed to meet specific requirements in high-demanding engineering applications. When designing a heterogen…
View article: Independent effects of laser power and scanning speed on IN718's precipitation and mechanical properties produced by LBPF plus heat treatment
Independent effects of laser power and scanning speed on IN718's precipitation and mechanical properties produced by LBPF plus heat treatment Open
The laser energy density was believed to control microstructure and mechanical properties of additive-manufactured Inconel 718 (IN718) alloy. However, in this study, remarkable differences were found in the microstructures, tensile mechani…
View article: Strain hardening behavior and microstructure evolution of gradient-structured Cu-Al alloys with low stack fault energy
Strain hardening behavior and microstructure evolution of gradient-structured Cu-Al alloys with low stack fault energy Open
Nanocrystallization can significantly improve the strength and hardness of metallic materials, but usually sacrifice ductility due to low work hardening capability. Heterostructured materials are an emerging class of materials with superio…
View article: Effect of bimodal grain size and gradient structure on heterogeneous deformation induced (HDI) stress and mechanical properties of Cu
Effect of bimodal grain size and gradient structure on heterogeneous deformation induced (HDI) stress and mechanical properties of Cu Open
In this study, two different types of heterogeneous structures were prepared by controlling different surface mechanical attrition treatment (SMAT) time (5 s, 10 s, 30 s, 60 s). The effect of heterogeneous Cu with bimodal grain size struct…
View article: Strain Hardening Behavior and Microstructur E Evolution of Gradient-Structured C U -A L Alloys with Low Stack Fault Energy
Strain Hardening Behavior and Microstructur E Evolution of Gradient-Structured C U -A L Alloys with Low Stack Fault Energy Open
View article: Interactions between Dislocations and Boundaries during Deformation
Interactions between Dislocations and Boundaries during Deformation Open
The interactions between dislocations (dislocations and deformation twins) and boundaries (grain boundaries, twin boundaries and phase interfaces) during deformation at ambient temperatures are reviewed with focuses on interaction behavior…
View article: Progress in Mechanical Properties of Gradient Structured Metallic Materials Induced by Surface Mechanical Attrition Treatment
Progress in Mechanical Properties of Gradient Structured Metallic Materials Induced by Surface Mechanical Attrition Treatment Open
It is well known that the bulk nanostructured metallic materials generally exhibit high strength but poor ductility, which greatly hinders their applications. In most cases, material failures usually start from the surface. Therefore, the …
View article: Characteristics, Industrial Application, and Prospects of Continuous Extrusion Technology
Characteristics, Industrial Application, and Prospects of Continuous Extrusion Technology Open
At present, continuous extrusion technology is applied in the industrial production of traditional non-ferrous metal profiles, composite profiles, and thin-walled hollow profiles, such as pipes, belts, wires and rows. This technology yield…
View article: Mechanical Properties of Pure Titanium Processed by Cryogenic Rolling and Annealing
Mechanical Properties of Pure Titanium Processed by Cryogenic Rolling and Annealing Open
In order to improve the mechanical properties of pure titanium, a series of pure titanium was processed by cryogenic rolling (CR) and annealing. The annealing was carried out in the temperature range of 420°C to 530°C, and the annealing ti…
View article: Effect of treatment time on mechanical properties of pure copper processed by surface mechanical attrition treatment at cryogenic temperature
Effect of treatment time on mechanical properties of pure copper processed by surface mechanical attrition treatment at cryogenic temperature Open
Bulk pure copper samples were subjected to surface mechanical attrition treatment (SMAT) at cryogenic temperature (liquid nitrogen environment) to obtain a gradient structure (GS) composed of GS layers on both sides and a coarse-grained (C…