Results 1 to 10 of about 1,437,301 (294)

Influence of aging treatment on mechanical properties and wear resistance of medium manganese steel reinforced with Ti(C,N) particles

open access: yesFriction, 2023
In this study, the hot rolled medium manganese steel containing titanium was solution treated at 1,000 °C and followed by aging treatment at 500, 550, and 600 °C.
Zhihui Cai   +5 more
doaj   +1 more source

Effect of rare earth Ce on the microstructure, physical properties and thermal stability of a new lead-free solder [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2011
In this paper, in order to develop a low silver content lead-free solder with good overall properties, a newly designed solder alloys of Sn-0.3Ag-0.7Cu-20Bi-xCe type, with addition of varying amounts of rare earth Ce (0.05 mass%, 0.1 mass% and 0.2 ...
Chen W., Kong J., Chen W.J.
doaj   +1 more source

Generation of a Strength Gradient in Al-Cu-Ca Alloy Foam via Graded Aging Treatment

open access: yesMetals, 2022
In this study, a strength gradient is produced in Al-Cu-Ca alloy foam by aging treatment with a temperature gradient. The microscopic results show that the morphology and the amount of Al2Cu strengthening precipitates in the base alloy change with the ...
Wei Zhao   +5 more
doaj   +1 more source

Numerical simulation of stress evolutions in 2A14 aluminum alloy components during solution and aging process

open access: yesHeat Treatment and Surface Engineering, 2022
Aluminum alloys are commonly used in the aerospace industry because of their good specific strength and corrosion resistance. However, reducing residual stresses and machining deformation of aluminum alloy components are the focus of researches.
Yuchen Yang, Xiaofeng Deng, Wei Shi
doaj   +1 more source

Age-Linked Treatment Rates [PDF]

open access: yesDeutsches Ärzteblatt international, 2016
Peters et al. report in their study about the management of incident breast cancer patients that patients aged >69 years received breast-conserving surgery, chemotherapy and radiotherapy significantly less frequently (1). Furthermore, even though no age-specific differences in the distribution of positive HER2/neu and hormone receptor status exist ...
Rebecca, Hein, Ingrid, Schubert
openaire   +2 more sources

Full density graphite/copper-alloy matrix composite fabricated via hot powder forging for pantograph slide

open access: yesMaterials Research Express, 2021
High-performance copper-based pantograph slide materials play a crucial role in the rapid development of modern urban rail transit urgently. Herein, a full density graphite/copper-alloy matrix composite for pantograph slide has been successfully obtained
Man Wang   +6 more
doaj   +1 more source

Parishin treatment alleviates cardiac aging in naturally aged mice

open access: yesHeliyon, 2023
Cardiac aging progressively decreases physiological function and drives chronic/degenerative aging-related heart diseases. Therefore, it is crucial to postpone the aging process of heart and create products that combat aging.The objective of this study is to examine the effects of parishin, a phenolic glucoside isolated from traditional Chinese ...
Shixian Zhou   +14 more
openaire   +3 more sources

Effect of aging treatment on microstructure and properties of HEX+HIF FGH95 superalloys

open access: yesCailiao gongcheng, 2020
The FGH95 superalloy was processed through HIP + HEX + HIF, then the alloy was conducted by two different aging treatments, and the microstructure, morphology of precipitate phase and mechanical properties were studied.
WANG Xu-qing   +4 more
doaj   +1 more source

Fabrication and Evaluation of AA6061/AA5052/AA6061/AA5052 Multi-Layer Complex Sheet by Cold-Roll Bonding Process [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
A cold roll bonding process is applied to fabricate an AA6061/AA5052/AA6061/AA5052 multi-layer sheet. Two AA6061 and two AA5052 sheets with 2mm thickness are stacked alternately to each other, and reduced to a thickness of 2 mm by multi-pass cold rolling.
Seong-Hee Lee
doaj   +1 more source

Treatment of the aging nose [PDF]

open access: yesAesthetic Surgery Journal, 2006
Ronald P. Gruber, MD Nicolas Tabbal, MD Ira D. Papel, MD Stephen E. Metzinger, MD Dr. Gruber: Since this panel is about the aging or senile nose, most of the patients under discussion will be older. This topic is significant because people tend to have weaker tissues as they age.
Ronald P, Gruber   +3 more
openaire   +2 more sources

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