Results 1 to 10 of about 99,986 (279)

Causes analysis on cracks in nickel-based single crystal superalloy fabricated by laser powder deposition additive manufacturing

Materials & Design, 2018
Additive manufacturing is an advanced forming method to fabricate complex components, while cracks appear in the deposited nickel-based single crystal superalloy samples undesirably.
Zhipeng Zhou, Lan Huang, Yijing Shang, Yunping Li, Liang Jiang, Qian Lei   +5 more
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A Small-Angle Neutron Scattering Methodology for Quantitative Characterization of Channel Width in Gamma Matrix Phase [PDF]

Nanomaterials
This study establishes a robust small-angle neutron scattering (SANS) methodology for the quantitative characterization of γ matrix channel widths in the nickel-based single-crystal superalloy DD10.
Zhong Chen, Tianfu Li, Erdong Wu, Xiaoming Du, Shaohua Zhang, Shibo Yan, Zijun Wang, Kai Sun, Dongfeng Chen   +8 more
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Carbide precipitation behavior during vacuum arc remelting of GH4742 alloy

Journal of Aeronautical Materials, 2022
The different heat transfer conditions in each region of the vacuum arc remelting superalloy ingot lead to significant difference in the morphology and size distribution of carbide in the ingot.
ZHOU Yang, YU Ping, YANG Shufeng, WANG Anren, QU Jinglong, LI Jingshe, QIN Heyong   +6 more
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Study of Crack-Propagation Mechanism of Al_0.1CoCrFeNi High-Entropy Alloy by Molecular Dynamics Method

Crystals, 2022
The crack propagation mechanism of Al0.1CoCrFeNi high-entropy alloy (HEA) was investigated with the molecular dynamics method. The pre-crack propagation and stretching processes of single-crystal Al0.1CoCrFeNi HEA and Al0.1CoCrFeNi HEA with grain ...
Cuixia Liu, Yu Yao
doaj   +1 more source

Effect of rejuvenation heat treatment on re-service aging stability of γ′phase in directionally solidified superalloy

Journal of Aeronautical Materials, 2021
High temperature aging treatment was first conducted on the rejuvenated directionally solidified superalloy to simulate the re-service aging damage of turbine blades and the virgin directionally solidified superalloy respectively.
TANG Wenshu, XIAO Junfeng, NAN Qing, GAO Sifeng, LI Yongjun, ZHANG Jiong   +5 more
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Research progress on argon atomized nickel-based powder metallurgy superalloys and powder characteristics

Fenmo yejin jishu, 2022
The development of nickel-based powder metallurgy (PM) superalloy, the technical features of argon atomized (AA) powder manufacturing, the characteristics of AA nickel-based superalloy powders, and the development direction of nickel-based superalloy ...
ZHANG Qiang, ZHENG Liang, XU Wen-yong, LI Zhou, ZHANG Guo-qing, XIE Jian-xin   +5 more
doaj   +1 more source

The effect of precious metals in the NiAl coating on the oxidation resistance of the Inconel 713 superalloy [PDF]

Journal of Mining and Metallurgy. Section B: Metallurgy, 2022
The rhodium incorporated aluminide coating was produced by the rhodium electroplating (0.5 μm thick layer) followed by the chemical vapor deposition process on the Inconel 713 superalloy. This coating is composed of the β-NiAl phase.
Zagula-Yavorska M., Romanowska J.
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Study on High-Temperature Low-Cycle Fatigue Behavior of the FGH96 Superalloy Based on Internal Stress Division

Metals, 2023
In order to deeply explore the high-temperature cyclic characteristics of the FGH96 superalloy under different strain amplitudes, the high-temperature low-cycle fatigue behavior of the FGH96 superalloy was analyzed from the perspective of internal stress
Zhengguang Li, Haiqin Qin, Kejun Xu, Zhenbo Xie, Pengcheng Ji, Mingming Jia   +5 more
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Influence of Surface Roughness on the High Temperature /High Strain Low Cycle Fatigue Behavior of Nickel-Based Superalloy Rene®80 [PDF]

Archives of Metallurgy and Materials, 2023
Since fatigue cracks nucleate and initiate generally at the surface of the rotary components such as blades and discs, the surface condition is the most important factor affecting the fatigue life.
Mohammad Mehdi Barjesteh
doaj   +1 more source

Multi-objective mathematical modeling and optimization of delta straight InterPulse-GTCAW parameters to predict and maximize performance of high temperature aerospace alloy sheets for structural applications

Forces in Mechanics, 2022
Superalloy 718 is a high temperature nickel (Ni) based alloy, widely used in aeroengines due to its superior mechanical performance at high temperature.
Tushar Sonar, Visvalingam Balasubramanian, Sudersanan Malarvizhi, Thiruvenkatam Venkateswaran, Dhenuvakonda Sivakumar, A. Manjunath   +5 more
doaj   +1 more source