Size effect on deformation behavior and ductile fracture in microforming of pure copper sheets considering free surface roughening

B Meng, MW Fu - Materials & Design, 2015 - Elsevier
In meso/micro-scaled plastic deformation, material deformation and ductile fracture are quite
different from those in macro-scale. The roughness of the free surfaces of workpiece …

Size effect on the cyclic deformation behavior of superalloy ultrathin sheet: Characterization and multiscale modelling

W He, B Meng, L Zheng, Y Yang, M Wan - International Journal of Plasticity, 2023 - Elsevier
Superalloy ultrathin sheets have high strength, outstanding oxidation resistance, corrosion
resistance and fatigue performance, and its thin-walled components occupy a considerable …

Size effect affected springback in micro/meso scale bending process: Experiments and numerical modeling

Z Xu, L Peng, E Bao - Journal of Materials Processing Technology, 2018 - Elsevier
The springback behavior has been revealed to affect the dimensional accuracy of sheet
metal products significantly in the forming process. As the forming scale decreases to …

Interactive effect of grain size and crystal structure on deformation behavior in progressive micro-scaled deformation of metallic materials

XF Tang, SQ Shi, MW Fu - International Journal of Machine Tools and …, 2020 - Elsevier
Progressive micro-scaled deformation is an efficient approach to fabricating microparts
directly using metal sheets. However, how the size effect and material crystal structure affect …

[PDF][PDF] Advances in research and application of foil rolling

刘相华, 宋孟, 孙祥坤, 赵启林… - Journal of Mechanical …, 2017 - qikan.cmes.org
Under the tendency of microminiaturization of 3C products, there are strong needs to the
metal foil with high quality in the field of electron, computer, medical treatment, energy and …

Investigation on size effect of surface roughness and establishment of prediction model in micro-forming process

G Wang, J Han, Y Lin, W Zheng - Materials Today Communications, 2021 - Elsevier
In the micro-forming process, the surface quality of the parts is difficult to improve by the
subsequent machining. This requires the micro-formed parts to get a qualified surface …

Grain size effect of thickness/average grain size on mechanical behaviour, fracture mechanism and constitutive model for phosphor bronze foil

Z Fang, Z Jiang, X Wang, C Zhou, D Wei… - The International Journal of …, 2015 - Springer
Size effects play a significant role in microforming process, and any dimensional change can
have a great impact on materials' mechanical properties. In this paper, the size effects on …

Geometrical and microstructural size effects in progressive forming using wires

Y Wang, Z Zheng, F Zeng, M Fu - International Journal of Mechanical …, 2023 - Elsevier
With the increasing trend toward product miniaturization, progressive forming has been
widely used in fabricating meso‑/micro-scaled parts using sheet metals. However, there are …

The effect of phase distribution of constituent-fiber structure on the deformation heterogeneity of TRIP-assisted lean duplex stainless steel

W Zhang, Y Wang, X Li, S Hao, Y Chi, X Ma… - Materials Science and …, 2023 - Elsevier
The cold-rolled TRIP-assisted lean duplex stainless steel (TLDX) showed the directional
distribution of constituent-fiber structure. The effect of phase distribution of constituent-fiber …

Numerical simulation and experiment of microstamping process to fabricate multi-channel of SUS304 thin sheets with different grain size

S Si, Q Wu, D Mei, W Mao, S Song, L Xu, T Zuo… - … International Journal of …, 2022 - Springer
The springback behavior of thin metal sheets will significantly affect the forming accuracy of
microchannels during microstamping process, especially as the forming scale reduced to …