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Monnamme Tlotleng, Sisa Pityana and Sibusisiwe Motha
The effects of micro-alloying gamma titanium aluminide (?-TiAl) with niobium (Nb) using a laser melt pool as a melting pot are reported. The Optomec LENS machine was used to carry out the laser in situ alloying experiments where Nb, ranging from 6 to 10 ...
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Wojciech Szkliniarz, Grzegorz Moskal, Agnieszka Szkliniarz and Radoslaw Swadzba
One of the major barriers limiting the suitability of TiAl intermetallic alloys for use in the demanding aircraft and automotive industries is their susceptibility to degradation as a result of oxidation at temperatures exceeding 760 °C. Paper presents t...
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Feng Ding, Pingze Zhang, Dongbo Wei, Xiaohu Chen, Shiyuan Wang, Zhangzhong Wang and Yimin Zhu
Oxidation resistance of Zr-Y coating on γ-TiAl alloy prepared by a double-glow plasma surface alloying technique was investigated in static air at 750 °C, 800 °C and 850 °C for 100 h. A pure Zr coating was also prepared for comparison. ...
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Phillip Dumitraschkewitz, Helmut Clemens, Svea Mayer and David Holec
Microstructure and mechanical properties are key parameters influencing the performance of structural multi-phase alloys such as those based on intermetallic TiAl compounds. There, the main constituent, a ? -TiAl phase, is derived from a face-center...
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W. Lu, C.L. Chen, F.H. Wang, J.P. Lin, G.L. Chen and L.
Pág. 773 - 776
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M. Lamirand, J.-L. Bonnentien, G. Ferrière, S. Guérin and J.-P. Chev
Pág. 325 - 328
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