296 Hits in 6.9 sec

Progress on superplasticity and superplastic forming in Taiwan during 1987–1997

J.C. Huang, T.H. Chuang
1999 Materials Chemistry and Physics  
Finally, the production of extra ®negrained aluminum alloys has attracted the attention of local aluminum company recently. #  ...  Titanium base alloys and stainless steel are of more interest.  ...  In addition to local technical support, collaboration with Beijing Research Institute of Mechanical and Electric Technology has been established in producing the aluminum trays.  ... 
doi:10.1016/s0254-0584(98)00224-7 fatcat:fcesctfvn5ewtgrakphvf3dnjy

A Comparative Study of Fatigue Energy Dissipation of Additive Manufactured and Cast AlSi10Mg Alloy

Chunxia Yang, Ke Zhu, Yayan Liu, Yusheng Cai, Wencheng Liu, Keming Zhang, Jia Huang
2021 Metals  
The increase in surface temperature related to the energy dissipation effect is decoupled and used to predict the fatigue limits of GC and LPBF AlSi10Mg alloys as being 55.8% UTS and 33.9% UTS, respectively  ...  The fatigue damage entropy is employed to predict the fatigue life of both GC and LPBF AlSi10Mg alloys, which has a good agreement with the results of a traditional fatigue experiment.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/met11081274 fatcat:hvuqvhdhrzdrdczsoaztuoywum

Metal Matrix Composite Products by Vibration Casting Method [chapter]

M. Sayuti, S. Sulaiman, B.T.H.T. Baharudin, M.K.A. Arifin
2016 Reference Module in Materials Science and Materials Engineering  
Tensile tests are carried out by using an Instron universal testing machine to determine the tensile properties of the material such as tensile strength, yield stress, fracture stress, Young's modulus,  ...  Aluminum oxide and silicon carbide reinforced aluminum alloy matrix composites are applied in aircraft industries as engine pistons, cylinder heads and automotives, where the tribological properties of  ... 
doi:10.1016/b978-0-12-803581-8.04082-0 fatcat:4jw2erjwfzaapachkuuh6juwz4

The response of metal-matrix composites subjected to quasi-static and shock-wave deformation

Huang J.C., Lo Y.-S., G.T. Gray
1993 Materials Chemistry and Physics  
The as-received materials were first characterized in terms of both the phase identification of the interfacial reaction products and the measurement of basic lowrate mechanical properties.  ...  The mechanical response and substructure evolution of three composites (Al-Li alloy reinforced with 55 vol.% A1203 long fibers, P/M aluminium alloy X7091 reinforced with 30 vol.% B,C particulates, and  ...  This research was supported by the National Science Council of Taiwan, ROC, and partly 85 supported under the auspices of the US Department of Energy.  ... 
doi:10.1016/0254-0584(93)90179-p fatcat:xun7lfkhd5dnrpplxrxvz6ecfm

LS-SVM Approach for Predicting Frictional Performance of Industrial Brake Pad Materials

N. S. M. Eltayb, Abeer Hamdy
2016 International Journal of Mechanical Engineering and Robotics Research  
The current work utilizes one of the Artificial Intelligence techniques, Least Squares Support Vector Machine (LS-SVM), to model the nonlinear relationships between the input breaking conditions and the  ...  in order to reduce experimental time and cost.  Index Terms-Support vector machine, Regression, Friction performance, Break pad materials, material Informatics, machine learning.  ...  Ampazis [2] utilized SVM to predict the degradation of the mechanical properties, due to surface corrosion, of the Al2024-t3 aluminum alloy used in the aircraft industry.  ... 
doi:10.18178/ijmerr.7.2.105-112 fatcat:xe5za4jtyje5ddidbmrf5kno6m

Advanced shock-resistant and vibration damping of nanoparticle-reinforced composite material

Maksim Kireitseu, David Hui, Geoffrey Tomlinson
2008 Composites Part B: Engineering  
Results on damping behavior and impact toughness of the composite sandwiches showed that CNT-reinforced samples have advanced impact strength and vibration damping properties over a wide temperature range  ...  in density of the composite.  ...  Experimental support was provided by Department of dynamics of structures and materials at the Institute of mechanics and machine reliability NAS of Belarus. The  ... 
doi:10.1016/j.compositesb.2007.03.004 fatcat:ihdv2hsqrncsjpux7xdzzvrcwi

The Portevin–Le Chatelier effect: a review of experimental findings

Ahmet Yilmaz
2011 Science and Technology of Advanced Materials  
Because the localization of strain causes degradation of the inherent structural properties and surface quality of materials, understanding the effect is crucial for the effective use of alloys.  ...  The Portevin-Le Chatelier (PLC) effect manifests itself as an unstable plastic flow during tensile tests of some dilute alloys under certain regimes of strain rate and temperature.  ...  Car bodies, aircraft fuselage and most types of casing made of steel and aluminum alloys can develop rough and unsightly markings on their surfaces during shape-forming processes, as shown in figure 1  ... 
doi:10.1088/1468-6996/12/6/063001 pmid:27877450 pmcid:PMC5090665 fatcat:ntqn4twutnh5fn5bwk2qt4jxwi

Machine learning-guided design and development of metallic structural materials

Jinxin Yu, Shengkun Xi, Shaobin Pan, Yongjie Wang, Qinghua Peng, Rongpei Shi, Cuiping Wang, Xingjun Liu
2021 Journal of Materials Informatics  
In recent years, the advent of machine learning (ML) in materials science has provided a new tool for accelerating the design and discovery of new materials with a superior combination of mechanical properties  ...  In this review, we provide a brief overview of the current status of the ML-aided design and development of metallic alloys for structural applications, including high-performance copper alloys, nickel  ...  Predicting γ′ solvus temperature based on different machine learning algorithms: (A) ordinary least squares; (B) decision tree regression; (C) RF regression; (D) support vector machine regression.  ... 
doi:10.20517/jmi.2021.08 fatcat:7r3wdmxgl5dbdmci27me6wvzdy

Evolution of U.S. Military Aircraft Structures Technology

D. Paul, L. Kelly, V. Venkayya, Thomas Hess
2002 Journal of Aircraft  
A survey of the major structures technology developments that have in uenced modern aircraft design is presented.  ...  The current focus of research and development (R&D) structural development resources and the reasons for this focus are addressed.  ...  Predictions as early as 1985 20 were that, "lithium containing aluminum alloys (Al/Li) would nd signi cant use in both military and civil aircraft" and that the "ultimate level of utilization of carbon  ... 
doi:10.2514/2.2920 fatcat:cywplqt44ffwxihjogrqvpebhu

Laser Powder-Bed Fusion of Ceramic Particulate Reinforced Aluminum Alloys: A Review

Tatevik Minasyan, Irina Hussainova
2022 Materials  
Aluminum (Al) and its alloys are the second most used materials spanning industrial applications in automotive, aircraft and aerospace industries.  ...  To comply with the industrial demand for high-performance aluminum alloys with superb mechanical properties, one promising approach is reinforcement with ceramic particulates.  ...  Data Availability Statement: The data supporting the findings of this study is available within the article. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/ma15072467 pmid:35407800 pmcid:PMC8999622 fatcat:kixtv7qkd5hgfiiapdlhdgbi4u

The "skin effect" of subsurface damage distribution in materials subjected to high-speed machining

Bi Zhang, Jingfei Yin
2019 International Journal of Extreme Manufacturing  
of engineering materials (e.g. ceramics and SiC reinforced aluminum alloys).  ...  This paper proposes the 'skin effect' of the machining-induced damage at high strain rates.  ...  Acknowledgments The authors would like to acknowledge the supports by the National Natural Science Foundation of China (Grant No. 51575084) and the Peacock Program of Shenzhen (Grant No.  ... 
doi:10.1088/2631-7990/ab103b fatcat:svewq2nucfhjfpxr6jk2wajd7m

A Peridynamic Model for Ductile Fracture of Moderately Thick Plates

Uğur Yolum, Ahmet Taştan, Mehmet A. Güler
2016 Procedia Structural Integrity  
Therefore such a model can be useful in the goal of predicting turbine blade life, given a set of FDR data.  ...  Flight data records (FDR) for a specific aircraft, provided by a commercial aviation company, were used to obtain thermal and mechanical data for three different flight cycles.  ...  Acknowledgement This research is supported by TÜBİTAK (The Scientific and Technological Research Council of Turkey), under award MAG 112M891. The authors also would like to thank Dr. E.  ... 
doi:10.1016/j.prostr.2016.06.461 fatcat:tp537ir5ufheteblixp22q6efq

4th International Conference on Innovations in Automation and Mechatronics Engineering (ICIAME2018) [chapter]

Sanket N. Bhavsar, Anand Y. Joshi, Ketan M. Tamboli
2018 Proceedings of the 4th International Conference on Innovations in Automation and Mechatronics Engineering (ICIAME2018) [Working Title]  
Acknowledgements The author would like to thank the Department of Mechanical Engineering, LDRP-ITR, Gandhinagar, Gujarat for their support.  ...  Nagar, for their support in helping us to complete this experiment. Special thanks to Er. Digvijay Varma for his help with this experiment.  ...  This method uses tensile properties like UTS, n, K and R for predicting the FLC.  ... 
doi:10.5772/intechopen.81083 fatcat:sdwxs6b2ureibh6dtw2e7ikxl4

3D Printing of Fiber-Reinforced Plastic Composites Using Fused Deposition Modeling: A Status Review

Salman Pervaiz, Taimur Ali Qureshi, Ghanim Kashwani, Sathish Kannan
2021 Materials  
Composite materials are a combination of two or more types of materials used to enhance the mechanical and structural properties of engineering products.  ...  Complex shape and geometry with enhanced mechanical properties can be obtained using this technique.  ...  Delli and Chang [86] provided a methodology to automatically monitor the 3D printed products using a machine learning approach, namely, support vector machine (SVM).  ... 
doi:10.3390/ma14164520 pmid:34443044 pmcid:PMC8399339 fatcat:v2wvltb2ife4bg7dqdyg6ung4u

A fully coupled thermo-mechanical numerical modelling of the refill friction stir spot welding process in Alclad 7075-T6 aluminium alloy sheets

Andrzej Kubit, Tomasz Trzepiecinski
2020 Archives of Civil and Mechanical Engineering  
The numerical model was able to predict the mechanics of material flow during the joining of sheets of Alclad aluminium alloys using RFSSW.  ...  Three-dimensional fully coupled thermo-mechanical models of RFSSW joints between Alclad 7075-T6 aluminium alloy sheets have been built in the finite-element-based program Simufact Forming.  ...  Acknowledgements The authors of this paper would like to kindly thank Dr. Koen Faes from the Belgian Welding Institute for the help in experiments of the RFSSW.  ... 
doi:10.1007/s43452-020-00127-w fatcat:iqvs7jxgt5ci5hj4mudfokpsmu
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