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Saeed M. Jafarpour, Andrei V. Pipa, Alexander Puth, Anke Dalke, Jürgen Röpcke, Jean-Pierre H. van Helden and Horst Biermann
Recent technological development of utilizing an active screen made of solid carbon for plasma-assisted thermochemical diffusion treatments opens up new possibilities for control over the in situ generated treatment environment to guarantee reproducible ...
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Haixiao Fang, Hongjian Zhao and Jining He
In this study, Ti/Cu multilayer film was deposited by magnetron sputtering and then nitrided at 800 and 900 °C in N2. The microstructure and wear performance were studied. The deposited Ti/Cu multilayer film mainly consisted of Ti and Cu phases. After ni...
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Kateryna Kostyk, Ivan Kuric, Milan Saga, Viktoriia Kostyk, Vitalii Ivanov, Viktor Kovalov and Ivan Pavlenko
The relevant problem is searching for up-to-date methods to improve tools and machine parts? performance due to the hardening of surface layers. This article shows that, after the magnetic-pulse treatment of bearing steel Cr15, its surface microhardness ...
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Jinquan Sun, Dongrui Wang, Jie Yang, Fujie Li, Lingli Zuo, Feng Ge and Yunbo Chen
In order to solve the failure problem between the crankshaft and the connecting rod friction pair, nano-Cu/microalloyed gradient coating was prepared on the surface of the crankshaft by in situ gaseous nitriding process. Electron probe analysis confirmed...
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Grzegorz Mitukiewicz
This paper describes a novel solution to increase plastic strain in the gauge region of a cruciform sample during a forming limit test. A nitriding procedure was used to increase the strength of the arms of the specimen and at the same time enabled highe...
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Faranak Barandehfard, James Aluha and François Gitzhofer
Thermal spraying of aluminum nitride (AlN) is a challenging issue because it decomposes at a high temperature. In this work, the use of suspension plasma spray (SPS) technology is proposed for the in situ synthesis and deposition of cubic-structured AlN ...
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Oleksandr Paliukh,Petro Kyrychok,Ruslan Trishchuk,Maxym Korobka,Yevhenii Dziadyk
Pág. 80 - 90
An experimentally determined list of the required and sufficient technological operations to produce semi-hard book covers has been proposed, with the calculated contour and structural design, which implies strict tolerances in the deviations from a rect...
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Tatsuhiko Aizawa, Hiroshi Morita and Kenji Wasa
Surface modification of mini- and micro-nozzles for dispensing systems.
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Yandan Zhu, Mufu Yan, Quanli Zhang, Qiwen Wang and Hangyu Zhuo
To improve the surface wear resistance, plasma nitriding of the prefabricated Cu-Ti films on the C17200 Cu alloy is performed to investigate the effects of the composition of the Cu-Ti films on the microstructure and the mechanical properties of the modi...
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Dorina Kovács, János Dobránszky
Pág. 214 - 219
Austenitic stainless steels have low corrosion resistance in applications where strong acids and vapors attack the surface, typically in food and chemical industries. This drawback can be improved by surface treatments. Salt bath, gaseous or plasma-based...
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