Growth Kinetics and Isothermal Oxidation Behavior of Aluminide Pack Coatings on a Multiphase Mo–Si–B Alloy
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DOI: 10.1007/s11085-019-09930-0
Abstract: Refractory metal alloys, such as Mo–Si–B systems, can extend high-temperature capability more than commercial Ni-based superalloys, but Mo–Si–B alloys require surface coatings to improve their poor oxidation resistance. In this study, aluminide coating layers were… read more here.
Keywords: coating layers; growth kinetics; oxidation; aluminide coating ... See more keywords
Isothermal oxidation behavior of scandium and yttrium co-doped B2-type iron–aluminum intermetallics at elevated temperature
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DOI: 10.1007/s12598-018-1091-1
Abstract: B2 FeAl intermetallic compounds modified with reactive elements (REs) including Sc and Y were fabricated by vacuum arc-melting, and the isothermal oxidation behavior of the RE-doped alloys at 1373 K was investigated. Both Sc and Y… read more here.
Keywords: oxidation; oxidation behavior; alumina film; growth ... See more keywords
Improvement of isothermal oxidation resistance of a γ′-strengthened Co–Al–W–Mo–Ta–B alloy at 800 °C via doping Ce
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DOI: 10.1007/s12598-020-01436-y
Abstract: Isothermal oxidation resistance, oxide scale evolution and failure mechanism of Ce-doped Co–Al–W–Mo–Ta–B alloy (0.01 at%, 0.05 at%, 0.10 at% and 0.20 at% Ce) exposed at 800 °C were compared. The 0.01Ce and 0.05Ce alloys were consisted of γ/γ′ coherent microstructure,… read more here.
Keywords: oxidation; improvement isothermal; layer; oxidation resistance ... See more keywords
Isothermal oxidation behavior and microstructure change of a gradient low-expansion coating for superalloys
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DOI: 10.1016/j.corsci.2018.11.004
Abstract: Abstract An AlN gradient-doped Ni + CrAlYSiHfN coating was prepared on superalloys by magnetron sputtering. The as-deposited coating comprised of three sub-layers. AlN phase shows a gradient distribution in coating after annealing, and AlN reaches 33 vol.% at… read more here.
Keywords: gradient; behavior microstructure; oxidation; oxidation behavior ... See more keywords
Isothermal oxidation behavior of electrospark deposited NiCrAlY coatings on a Ni-based single-crystal superalloy
Sign Up to like & getrecommendations! Published in 2019 at "materiali in tehnologije"
DOI: 10.17222/mit.2018.210
Abstract: Cean Guo1,3, Ting Liang1, Fengsheng Lu2, Zhengang Liang1, Shuang Zhao1, Jian Zhang1* 1Shenyang Ligong University, School of Equipment Engineering, no. 6 Nanping Central Road, Hunnan New District, Shenyang 110159, Liaoning, China 2North Huaan Industry Group… read more here.
Keywords: oxidation behavior; electrospark deposited; nicraly coatings; behavior electrospark ... See more keywords