Microstructure and cyclic oxidation of a Hf-doped (Ni,Pt)Al coating for single-crystal superalloys
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DOI: 10.1007/s10853-020-04782-5
Abstract: A diffusion-barrier-contained Hf-doped (Ni,Pt)Al coating was prepared by firstly composite electroplating and then aluminising. The TEM study of the microstructure showed that Hf serves as a solid solution in (Ni,Pt)Al lattice and forms HfO 2… read more here.
Keywords: oxidation doped; cyclic oxidation; doped coating; microstructure cyclic ... See more keywords
Comparative cyclic oxidation behaviour and effect of oxides on hardness of wear resistance coating alloys T-401 and T-900
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Iron and Steel Research International"
DOI: 10.1007/s42243-019-00258-2
Abstract: The investigated alloys are newly developed Tribaloy alloys with enhanced crack and oxidation resistance over the traditional Tribaloy alloys. The cyclic oxidation performance and effects of complex oxides on the hardness of cobalt-based Tribaloy alloys… read more here.
Keywords: 900 alloy; oxidation; cyclic oxidation; resistance ... See more keywords
Role of volatilization of molybdenum oxides during the cyclic oxidation of high-Mo containing Ni-based single crystal superalloys
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DOI: 10.1016/j.corsci.2017.08.025
Abstract: Abstract The cyclic oxidation behavior of two high-Mo containing Ni-based single crystal superalloys with different Al contents at 1100 °C has been investigated. The higher formation tendency of the continuous and dense α-Al 2 O 3… read more here.
Keywords: cyclic oxidation; single crystal; high containing; crystal superalloys ... See more keywords
Cyclic oxidation behaviour of Co/Si co-doped β-NiAl coating on nickel based superalloys
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DOI: 10.1016/j.corsci.2018.01.032
Abstract: Abstract Co/Si co-doped β-NiAl coating on nickel based superalloys was prepared using pack cementation method. Microstructure and cyclic oxidation behaviour of the coating were investigated. The weight loss of the coating is less than 3 mg/cm2… read more here.
Keywords: doped nial; oxidation; cyclic oxidation; nial coating ... See more keywords
High-temperature cyclic oxidation behaviour of Pt-rich γ-γ’ coatings. Part I: Oxidation kinetics of coated AM1 systems after very long-term exposure at 1100 °C
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DOI: 10.1016/j.corsci.2018.08.050
Abstract: The cyclic oxidation behaviour of several compositions of Pt-rich I³-I³â€™ bond-coatings on AM1 superalloy was studied at 1100 °C and was compared to the I²-(Ni,Pt)Al coated and uncoated superalloy. AM1 superalloy exhibited an outstanding performance due… read more here.
Keywords: behaviour rich; oxidation; rich bond; cyclic oxidation ... See more keywords
Cyclic oxidation behavior of a multilayer composite coating for single-crystal superalloys
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DOI: 10.1016/j.corsci.2018.09.007
Abstract: Abstract A multilayer composite coating, comprised of alternating Ni + CrAlYSiHfN sub-layers and AlxN sub-layers, was manufactured by magnetron sputtering. The multilayer is composed of β-NiAl, α-Cr and AlN phases after annealing, and their volume fractions are… read more here.
Keywords: multilayer coating; cyclic oxidation; multilayer composite; composite coating ... See more keywords
Low inter-diffusivity γ'-base bondcoats for single crystal superalloy René N5. Ⅱ: Cyclic oxidation behavior at 1100 ºC
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DOI: 10.1016/j.corsci.2019.108127
Abstract: Abstract Three γ'-base coatings of Hf-doped and Re-modified NiCoCrAlTaY system were deposited on Rene N5 superalloy by magnetron sputtering. The cyclic oxidation behavior of these coatings was investigated at 1100 °C for 500 h. The γ'-base coatings… read more here.
Keywords: oxidation behavior; superalloy; cyclic oxidation; base ... See more keywords
Preparation and cyclic oxidation behaviour of Re doped aluminide coatings on a Ni-based single crystal superalloy
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DOI: 10.1016/j.corsci.2019.108354
Abstract: Abstract Three Re doped aluminide coatings with different Re content were prepared by electroplating and subsequent arc ion plating (AIP) method. Cyclic oxidation behaviour of all coatings was carried out at 1100 ℃. The results… read more here.
Keywords: aluminide coatings; oxidation; cyclic oxidation; oxidation behaviour ... See more keywords
The vacuum melted ɣ-TiAl (Nb, Cr, Si)-doped alloys and their cyclic oxidation properties
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DOI: 10.1016/j.vacuum.2018.04.055
Abstract: Department of Science and Technology (HVD5S1X) and Council of Scientific and Industrial Research (CSIR). read more here.
Keywords: vacuum melted; cyclic oxidation; melted tial; tial doped ... See more keywords