Results 11 to 20 of about 3,706 (215)

Elucidation of interface joining mechanism of aluminum alloy/dual-phase steel friction stir riveting (FSR) joint

open access: yesJournal of Materials Research and Technology, 2023
The mixed use of aluminum (Al) alloy and high strength steel (HSS) is an effective way to reduce the weight of vehicles, which meanwhile brings great challenges to the traditional spot joining technologies.
He Shan   +5 more
doaj   +1 more source

Numerical approach for predicting hydrogen diffusion in dual-phase hot stamped boron steel with hydrogen embrittlement

open access: yesJournal of Materials Research and Technology, 2021
The hot stamped boron steel parts are developed quickly due to the increasing demands of light-weighting for cars. However, hydrogen embrittlement always bothers the manufacture and service process of the hot stamped parts.
Botao Zhang, Shuhui Li, Yongfeng Li
doaj   +1 more source

Constitutive modeling of TA15 alloy sheet coupling phase transformation in non-isothermal hot stamping process

open access: yesJournal of Materials Research and Technology, 2021
The simultaneous occurrence of phase transformation and deformation for titanium alloy sheets is an important feature in hot stamping process where components are formed in room-temperature tools by hot blanks.
Yuan Chen   +5 more
doaj   +1 more source

Skeleton Action Recognition Based on Adaptive Multi-scale Graph Convolutional Network [PDF]

open access: yesJisuanji gongcheng, 2023
The Graph Convolution Network(GCN) is widely used for skeleton-based recognition methods, whereby a predefined spatiotemporal topology graph is used to model human skeletal features.
Kuan LIU, Xiaobing XI, Mingdong ZHOU
doaj   +1 more source

Influencing mechanism of inherent aluminum oxide film on coach peel performance of baked Al-Steel RSW

open access: yesMaterials & Design, 2021
A traditional resistance spot weld process in combination with Multi-Ring Domed welding electrodes was applied to join AA5754-O to low carbon steel. The coach peel performance of welds was compared between the as-welded (unbaked) and post-paint bake ...
Shanqing Hu   +5 more
doaj   +1 more source

Process Parameters of Flexible Flanging

open access: yesShanghai Jiaotong Daxue xuebao, 2021
Flexible flanging is a novel forming process by local continuous loading, but its process law and planning method are not perfect. Based on the characteristics of aviation sheet metal parts, the feature flanging parts were designed.
YOU Shuman, LI Jie, ZHAO Yixi, HU Yihui
doaj   +1 more source

Analysis of Fracture Modes of Resistance Spot Welded Hot-Stamped Boron Steel

open access: yesMetals, 2018
Fracture modes of resistance spot welded ultra-high strength hot-stamped boron steel via lap-shear test are different from that of the traditional advanced high strength steel due to the difference in geometrical size and material property of the spot ...
Yixi Zhao, Yansong Zhang, Xinmin Lai
doaj   +1 more source

Microstructural and mechanical properties of Al–Mg–Si–Cu joint fabricated by rotary friction welding

open access: yesJournal of Materials Research and Technology, 2023
The correlation between the microstructural evolution and mechanical properties in different regions of Al–Mg–Si–Cu joint fabricated by rotary friction welding (RFW) has undergone a rigorous quantitative investigation using Vickers hardness evaluation ...
Kailiang Chen   +7 more
doaj   +1 more source

Investigating the Distribution of Flatness Measurements in Battery Manufacturing through Empirical Investigation and Statistical Theory

open access: yesMachines, 2023
The battery is an important part of the new energy electric vehicle, and the control of the flatness of its side plate/bottom plate is the key to quality improvement in mass production.
Hangyu Li, Sun Jin
doaj   +1 more source

Wire Arc Additive Manufacturing of Stainless Steels: A Review

open access: yesApplied Sciences, 2020
Wire arc additive manufacturing (WAAM) has been considered as a promising technology for the production of large metallic structures with high deposition rates and low cost.
Wanwan Jin   +5 more
doaj   +1 more source

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