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Pauline Spaeter, Corentin Gay, Nassima Chenikha, Ghouti Medjahdi, Anne Vernière, Christophe Rapin, Lionel Aranda and Patrice Berthod
A conventionally cast CoNiFeMn0.5Cr1.5 alloy and two versions with 0.25 C & 3.7 Ta or 0.25 C & 3.7 Hf were tested in oxidation at 1000 °C for 50 h with thermogravimetric recording of the oxidation kinetic. In all cases, the obtained mass gain cur...
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Chao Chen, Junfa Wang, Yiyuan Ge and Lili Ma
The structural and elastic properties of (Fe, Cr, W)7C3 were investigated by first principles.
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Patricia Jovicevic-Klug, László Tóth and Bojan Podgornik
In this research, Böhler K340 cold work tool steel was subjected to three different heat treatment protocols, conventional heat treatment (CHT), shallow cryogenic treatment (SCT), and deep cryogenic treatment (DCT). The study compares the effect of SCT a...
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Baiyang Chen, Peihu Gao, Bo Zhang, Daming Zhao, Wei Wang, Can Jin, Zhong Yang, Yongchun Guo, Minxian Liang, Jianping Li, Yongqing Lu, Lu Jia and Dan Zhao
Plasma transfer arc cladding technology has been widely utilized in surface engineering, repairing and remanufacturing. In the present work, multiple cladded thick claddings were prepared on compacted graphite cast iron (CGI) substrates with iron-based p...
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Andong Li, Xiaotong Wang, Jingjing Chen, Chenlong Dong, Dajian Wang and Zhiyong Mao
Two-dimensional transition metal carbides/carbonitrides (MXenes) have broad application prospects in the field of energy storage due to their abundant surface functional groups, tunable interlayer spacing, and excellent electrical conductivity. However, ...
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Yongming Yan, Zixiang Luo, Ke Liu, Chen Zhang, Maoqiu Wang and Xinming Wang
Cryogenic treatment as a process that can effectively improve the performance of steel materials is widely used because of its simplicity and speed. This paper investigates the effects of different low temperature treatments on the microstructure and pro...
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Roberto Montanari, Alex Lanzutti, Maria Richetta, Javokhir Tursunbaev, Emanuele Vaglio, Alessandra Varone and Claudio Verona
Austenitic stainless steels produced by laser powder bed fusion (L-PBF) are quite interesting materials owing to their specific microstructure consisting of dendrite walls built of dislocations pinned by many nano-oxides that involves significant strengt...
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Aneta Bartkowska, Dariusz Bartkowski, Damian Przestacki, Jakub Hajkowski and Andrzej Miklaszewski
The paper presents study results focused on the microstructural, mechanical, and physicochemical properties of B-Cr coatings obtained by means of modification of diffusion borochromized layers by diode laser beam. The studies were conducted on 145Cr6 too...
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Annalisa Fortini, Alessio Suman, Alessandro Vulpio, Mattia Merlin and Michele Pinelli
Surface material loss due to erosive wear is responsible for the increased cost of maintenance and downtime in industries. Hence, hardfacing is one of the most valuable and effective techniques employed to improve the wear resistance of heavy-duty compon...
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Linning Wang, Yuan Liu and Jingjing Liang
Interrupted creep tests were performed on a polycrystalline Ni-base superalloy, and rejuvenation heat treatment (RHT) was carried out to restore the creep resistance. During creep deformation, the microstructural evolution can be characterized as coarsen...
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