Results 21 to 30 of about 16,800 (255)

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

Development of Wrought Superalloy in China

Journal of Aeronautical Materials, 2016
Wrought superalloy development in China was reviewed in recent ten years. The achievement of basic research and development of industrial manufacture technologies were systematically described from the aspects of new alloys, new technologies of hot ...
DU Jinhui, ZHAO Guangpu, DENG Qun, LÜ Xudong, ZHANG Beijiang   +4 more
doaj   +1 more source

Investigation of delamination mechanisms during a laser drilling on a cobalt-base superalloy [PDF]

, 2013
Temperatures in the high pressure chamber of aircraft engines are continuously increasing to improve the engine efficiency. As a result, constitutive materials such as cobalt and nickel-base superalloys need to be thermally protected.
SCHNEIDER, Matthieu, BERTHE, Laurent, FAVIER, Véronique, Favier, V., Schneider, M., GIRARDOT, Jeremie, Girardot, J., Girardot, Jérémy, Berthe, L.   +8 more
core   +1 more source

An investigation into cracking in nickel-base superalloy repair welds [PDF]

, 2010
The nickel-base superalloy Rene 80 is considered very susceptible to liquation and strain-age cracking. Material in the solutionised condition is welded using the Cold Metal Transfer, or CMT process (with ductile filler alloy) and autogenously using a
Colegrove, Paul A., Courtot, B., Rush, Matthew T., Zhang, Zhu   +3 more
core   +1 more source

Numerical Simulation of Transport Phenomena in Directional Solidification Castings with Changeable Cross-Section and Solidification Interface Control

Metals, 2022
The roles of traveling magnetic fields (TMFs) within the transport phenomena during the directional solidification of nickel-based superalloys were simulated.
Yanbin Zhang, Bin Zhu, Haijun Jiang, Li Tan, Yu Weng, Yi Yang, Ling Qin   +6 more
doaj   +1 more source

Influence of coating on the thermal resistance of a Ni-Based superalloy [PDF]

, 2006
In this paper, the influence of M-CrAlY polycrystalline coating on the thermal fatigue behavior of a Nickel-base superalloy has been investigated. A special device using a rotating bending machine and two thermal sources has been used to perform thermo ...
Stephan, Nicolas, Chieragatti, Rémy, Mabru, Catherine   +2 more
core   +1 more source

Segmentation and Measurement of Superalloy Microstructure Based on Improved Nonlocal Block

IEEE Access, 2022
The microstructure of superalloy materials has a decisive impact on its service performance. When preparing the material and photographing the microstructure, different depths of metallography perpendicular to the cut plane appear in the microstructure ...
Lixin Zhang, Haotian Yao, Zhengguang Xu, Han Sun   +3 more
doaj   +1 more source

Liquation and post-weld heat treatment cracking in Rene 80 laser repair welds [PDF]

, 2012
An extensive experimental study on a nickel-based superalloy, Rene 80 using autogenous laser welding has been undertaken to determine the effect of the process parameters and weld bead geometry on cracking in the as-welded and post- weld heat treated ...
Colegrove, Paul A., Zhu Zhang, Matthew T. Rush, Broad, David, Rush, Matthew T., Zhang, Zhu, David Broad, Paul A. Colegrove   +7 more
core   +1 more source

Plastic deformation behavior and dynamic recrystallization of Inconel 625 superalloy fabricated by directed energy deposition

Materials & Design, 2020
In this study, the hot plastic deformation behavior and dynamic recrystallization (DRX) phenomenon of Inconel 625 superalloy prepared by directed energy deposition (DED) are investigated by carrying out hot compression tests.
Y.L. Hu, X. Lin, Y.L. Li, S.Y. Zhang, X.H. Gao, F.G. Liu, X. Li, W.D. Huang   +7 more
doaj   +1 more source

Nickel-Base Superalloy Precipitation - Superalloy Lecture 11

, 2021
This set of lectures is on "Nickel-Base Superalloy Precipitation" for the Superalloys & High Performance Materials course part 11. This part of the course was taught by Dr Alec Davis at The University of Manchester in 2021.
Materials Engineering, Davis, Alec; id_orcid   +1 more
core   +1 more source