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   Articles with "base superalloy" as a keyword



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Optimization of the heat treatment of additively manufactured Ni-base superalloy IN718

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recommendations! Published in 2020 at "International Journal of Minerals, Metallurgy and Materials"

DOI: 10.1007/s12613-020-1991-6

Abstract: Additive manufacturing (AM) of Ni-base superalloy components can lead to a significant reduction of weight in aerospace applications. AM of IN718 by selective laser melting results in a very fine dendritic microstructure with a high… read more here.

Keywords: heat treatment; phase; treatment; base superalloy ... See more keywords

Effect of fine alumina in improving refractoriness of ceramic shell moulds used for aeronautical grade Ni-base superalloy castings

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recommendations! Published in 2018 at "Ceramics International"

DOI: 10.1016/j.ceramint.2018.03.197

Abstract: Abstract This paper discusses an improvement in shell refractoriness and dimensional stability of columnar grained (CG) low pressure turbine blade castings made using Ni base superalloy by directional solidification process (DS). Two ceramic shell systems… read more here.

Keywords: shell; fine alumina; base superalloy; shell system ... See more keywords

The investigation of carbides evolution in a cobalt-base superalloy at elevated temperature

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recommendations! Published in 2017 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2016.10.256

Abstract: Abstract The carbides evolution characteristics and mechanisms in a cobalt-base superalloy at elevated temperatures between 1140 and 1265 °C have been investigated to provide the basis for potential service and heat treatment of the alloy. The… read more here.

Keywords: carbides evolution; carbide; temperature; base superalloy ... See more keywords

Cyclic stress responses of a newly developed nickel-base superalloy at elevated temperatures

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recommendations! Published in 2019 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2018.09.267

Abstract: Abstract Total strain-controlled low cycle fatigue tests were conducted on the newly designed nickel-base superalloy M951G under different testing conditions; the relationship among cyclic stress responses, microstructural degradations, deformation mechanisms and testing conditions has been… read more here.

Keywords: dislocation; cyclic stress; nickel base; strain ... See more keywords

Recrystallization of a single crystal Ni-base superalloy in 〈011〉 and 〈111〉 orientations

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recommendations! Published in 2017 at "Materials Characterization"

DOI: 10.1016/j.matchar.2017.01.020

Abstract: Abstract The recrystallization behavior below the γ′ solvus of a single crystal nickel base superalloy was investigated. Both tension and surface grinding were adopted to introduce the pre-deformation before annealing. The results showed that surface… read more here.

Keywords: recrystallization; recrystallization single; single crystal; base superalloy ... See more keywords

Substructural evolution in a directionally solidified nickel-base superalloy during relaxation fatigue tests at 850 °C

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recommendations! Published in 2018 at "Materials Letters"

DOI: 10.1016/j.matlet.2018.07.124

Abstract: Abstract This paper reports new dislocation configurations responsible for cyclic hardening/softening behaviour of a directionally solidified nickel base superalloy after relaxation fatigue tests at 850 °C with hold durations of 1 and 5 min. Dislocation interactions in… read more here.

Keywords: relaxation fatigue; nickel base; directionally solidified; superalloy relaxation ... See more keywords

Cold deformation mechanism of cobalt-base superalloy GH5605

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recommendations! Published in 2020 at "Materials Letters"

DOI: 10.1016/j.matlet.2020.127533

Abstract: Abstract In present work, the microstructure evolution of cobalt-base superalloy GH5605 before and after cold rolling was investigated and thermo-dynamic calculation was employed to investigate the cold deformation mechanism. The results show that the microstructure… read more here.

Keywords: gh5605; base; base superalloy; cold deformation ... See more keywords
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High temperature oxidation performance investigation on the activation energy of a Co-base superalloy oxidized in air

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recommendations! Published in 2021 at "Materials Letters"

DOI: 10.1016/j.matlet.2020.128792

Abstract: Abstract This presentation deals with the activation energy of oxidation for a practical Co-base superalloy suitable for turbine blades. The kinetic data of weight gain were measured to get the corresponding rate constants of oxidation… read more here.

Keywords: activation energy; oxidation; air; superalloy ... See more keywords

The effect of stress state on rafting mechanism and cyclic creep behavior of Ni-base superalloy

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recommendations! Published in 2020 at "Mechanics of Materials"

DOI: 10.1016/j.mechmat.2020.103563

Abstract: Abstract A three-stepped specimen of Ni-base superalloy was designed in the paper to conduct cyclic creep tests under different stress levels. The experiment aimed at studying the effect of loading cyclic numbers and the stress… read more here.

Keywords: cyclic creep; state rafting; stress state; base superalloy ... See more keywords

Micro-engraving on modified nickel-base superalloy using a short-pulsed laser source

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recommendations! Published in 2025 at "Canadian Metallurgical Quarterly"

DOI: 10.1080/00084433.2025.2449734

Abstract: ABSTRACT The modified nickel-base superalloy is micro-engraved with short pulsed laser with different parameter. The dimensional accuracy of the micro-profiles engraved through laser energy is evaluated through a scanning electron microscope. For the minimum speed… read more here.

Keywords: base superalloy; modified nickel; short pulsed; pulsed laser ... See more keywords

Predicting the microstructural evolution in a multi-layered corrosion resistant coating on a Ni-base superalloy

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recommendations! Published in 2018 at "Materials at High Temperatures"

DOI: 10.1080/09603409.2017.1396650

Abstract: Abstract Protective metallic MCrAlY or diffusion type (NiAl) coatings enhance the oxidation and corrosion resistance of the underlying high temperature materials employed in aeroengines and industrial gas turbines by ensuring the growth of a slowly… read more here.

Keywords: microstructural evolution; coating system; base superalloy; corrosion ... See more keywords