Results 21 to 30 of about 2,498,460 (356)

Constitutive model and hot workability of 2195 Al-Li alloy based on stress correction

open access: yesJournal of Aeronautical Materials, 2021
The isothermal compression tests of 2195 Al-Li alloy annealed at 400 - 490 ℃ and strain rate 0.01-10s−1 were carried out. The true stress-strain curve obtained from the experiment was modified by friction force and temperature rise effects, and the ...
ZHAO Yifan   +3 more
doaj   +1 more source

Gradient cell–structured high-entropy alloy with exceptional strength and ductility

open access: yesScience, 2021
Description Strength by cyclic torsion For most alloys, conventional or high entropy, increasing strength comes at the cost of poor ductility. Although there are many strategies to break this inverse relationship, Pan et al.
Q. Pan   +8 more
semanticscholar   +1 more source

Effects of High-Intensity Ultrasound on the Microstructure and Mechanical Properties of 2195 Aluminum Ingots

open access: yesMetals, 2021
The microstructural refinement of 2195 aluminum alloy ingots is particularly important for improving their industrial applications and mechanical properties.
Yuqi Hu   +4 more
doaj   +1 more source

Study on Residual Stresses of 2219 Aluminum Alloy with TIG Welding and Its Reduction by Shot Peening

open access: yesMetals, 2023
Large residual stress of 2219 aluminum alloy induced by Tungsten Inert Gas (TIG) welding decreases its service performances. Shot peening was adopted to decrease the residual stress of TIG welding.
Tao Zhang   +3 more
doaj   +1 more source

The Effects of Forming Angle on the Geometry Accuracy and Mechanical Properties of Al-Li Alloy Truncated Pyramids by Single Point Incremental Forming

open access: yesApplied Sciences, 2023
In this study, single point incremental forming (SPIF) of Al-Li alloy sheets under different forming angles are studied via both experimental methods and numerical simulations.
Zibo Tang   +3 more
doaj   +1 more source

Towards development of a high-strength stainless Mg alloy with Al-assisted growth of passive film

open access: yesNature Communications, 2022
Magnesium alloys with high strength and excellent corrosion resistance are always sought-after in light-weighting structural components for automotive and aerospace applications. However, for most magnesium alloys that have a high specific strength, they
Qingchun Zhu   +9 more
semanticscholar   +1 more source

Effect of Cold Pressing and Aging on Reduction and Evolution of Quenched Residual Stress for Al-Zn-Mg-Cu T-Type Rib

open access: yesApplied Sciences, 2021
The preparation of the Al-Zn-Mg-Cu T-type rib consisted of forging, quenching, cold pressing, aging and the final machining processes, and the evolution of residual stress played a significant role in its properties and accuracy.
Yaoqiong Liu   +3 more
doaj   +1 more source

Exceptional damage-tolerance of a medium-entropy alloy CrCoNi at cryogenic temperatures [PDF]

open access: yesNature Communications, 2016
High-entropy alloys are an intriguing new class of metallic materials that derive their properties from being multi-element systems that can crystallize as a single phase, despite containing high concentrations of five or more elements with different ...
B. Gludovatz   +6 more
semanticscholar   +1 more source

Effect of Cu on the Fracture and Exfoliation Corrosion Behavior of Al-Zn-Mg-xCu Alloy

open access: yesMetals, 2018
In the present work, the influence of Cu content on microstructure, mechanical properties and exfoliation corrosion behaviors of Al-Zn-Mg-xCu alloy extrusions has been investigated in longitudinal-transverse (L-T) and short-longitudinal (S-L) directions ...
Huibin Jiao   +5 more
doaj   +1 more source

Effect of trace germanium on microstructure and quenching sensitivity of 7056 aluminum alloy

open access: yesCailiao gongcheng, 2019
The effect of trace Ge on the microstructure and quenching sensitivity of 7056 aluminum alloy was studied by mechanical tensile and end quenching experiments, combined with some analysis methods such as metallographic observation, hardness test ...
LI Wei   +5 more
doaj   +1 more source

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