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  • MSEA-D-20-06787_final

    Rights statement: This is the author’s version of a work that was accepted for publication in Materials Science and Engineering: A. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Materials Science and Engineering: A, 814, 2021 DOI: 10.1016/j.msea.2021.141238

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Microstructures and mechanical properties of Nb nanoparticles modified Ni60 hard-facing alloy fabricated by laser metal deposition

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Microstructures and mechanical properties of Nb nanoparticles modified Ni60 hard-facing alloy fabricated by laser metal deposition. / Liu, L.; Wang, W.; Zhang, X. et al.

In: Materials Science and Engineering: A, Vol. 814, 141238, 13.05.2021.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Liu L, Wang W, Zhang X, Li X, Tian Y, Zhao X. Microstructures and mechanical properties of Nb nanoparticles modified Ni60 hard-facing alloy fabricated by laser metal deposition. Materials Science and Engineering: A. 2021 May 13;814:141238. Epub 2021 Apr 7. doi: 10.1016/j.msea.2021.141238

Author

Liu, L. ; Wang, W. ; Zhang, X. et al. / Microstructures and mechanical properties of Nb nanoparticles modified Ni60 hard-facing alloy fabricated by laser metal deposition. In: Materials Science and Engineering: A. 2021 ; Vol. 814.

Bibtex

@article{336fea35e0bf4b5eb76ef7ea08e753a1,
title = "Microstructures and mechanical properties of Nb nanoparticles modified Ni60 hard-facing alloy fabricated by laser metal deposition",
abstract = "Crack-free samples were made from Nb nanoparticles modified Ni60 hard-facing alloy using laser metal deposition. Addition of Nb nanoparticles was carried out to modify the columnar dendrites and eutectic microstructures by providing large number of nucleation sites. The purpose of this study was to evaluate the effect of nanoparticles addition on cracking susceptibility of Ni–Cr–B–Si alloy. The results show that with addition of Nb nanoparticles, the cracking susceptibility reduced significantly with acceptable hardness loss. Large hard phases were refined and the columnar dendrites were converted to equiaxed grains, leading to a separated eutectic microstructure which restrain the initiation and growth of cracks. The study demonstrated a new method to tackle the cracking problem of laser manufactured Ni–Cr–B–Si alloys, accelerating the adoption of Ni–Cr–B–Si alloys on additive manufacturing applications. ",
keywords = "Cracking problem, Laser metal deposition, Nanoparticle, Ni60, Ni–Cr–B–Si alloy, Alloys, Cracks, Dendrites (metallography), Eutectics, Facings, Metal nanoparticles, Textures, Columnar dendrites, Crack free, Cracking susceptibility, Eutectic microstructure, Facing alloys, Microstructures and mechanical properties, Ni–cr–B–si alloy, Si alloys, Deposition",
author = "L. Liu and W. Wang and X. Zhang and X. Li and Y. Tian and X. Zhao",
note = "This is the author{\textquoteright}s version of a work that was accepted for publication in Materials Science and Engineering: A. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Materials Science and Engineering: A, 814, 2021 DOI: 10.1016/j.msea.2021.141238",
year = "2021",
month = may,
day = "13",
doi = "10.1016/j.msea.2021.141238",
language = "English",
volume = "814",
journal = "Materials Science and Engineering: A",
issn = "0921-5093",
publisher = "Elsevier Ltd",

}

RIS

TY - JOUR

T1 - Microstructures and mechanical properties of Nb nanoparticles modified Ni60 hard-facing alloy fabricated by laser metal deposition

AU - Liu, L.

AU - Wang, W.

AU - Zhang, X.

AU - Li, X.

AU - Tian, Y.

AU - Zhao, X.

N1 - This is the author’s version of a work that was accepted for publication in Materials Science and Engineering: A. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Materials Science and Engineering: A, 814, 2021 DOI: 10.1016/j.msea.2021.141238

PY - 2021/5/13

Y1 - 2021/5/13

N2 - Crack-free samples were made from Nb nanoparticles modified Ni60 hard-facing alloy using laser metal deposition. Addition of Nb nanoparticles was carried out to modify the columnar dendrites and eutectic microstructures by providing large number of nucleation sites. The purpose of this study was to evaluate the effect of nanoparticles addition on cracking susceptibility of Ni–Cr–B–Si alloy. The results show that with addition of Nb nanoparticles, the cracking susceptibility reduced significantly with acceptable hardness loss. Large hard phases were refined and the columnar dendrites were converted to equiaxed grains, leading to a separated eutectic microstructure which restrain the initiation and growth of cracks. The study demonstrated a new method to tackle the cracking problem of laser manufactured Ni–Cr–B–Si alloys, accelerating the adoption of Ni–Cr–B–Si alloys on additive manufacturing applications.

AB - Crack-free samples were made from Nb nanoparticles modified Ni60 hard-facing alloy using laser metal deposition. Addition of Nb nanoparticles was carried out to modify the columnar dendrites and eutectic microstructures by providing large number of nucleation sites. The purpose of this study was to evaluate the effect of nanoparticles addition on cracking susceptibility of Ni–Cr–B–Si alloy. The results show that with addition of Nb nanoparticles, the cracking susceptibility reduced significantly with acceptable hardness loss. Large hard phases were refined and the columnar dendrites were converted to equiaxed grains, leading to a separated eutectic microstructure which restrain the initiation and growth of cracks. The study demonstrated a new method to tackle the cracking problem of laser manufactured Ni–Cr–B–Si alloys, accelerating the adoption of Ni–Cr–B–Si alloys on additive manufacturing applications.

KW - Cracking problem

KW - Laser metal deposition

KW - Nanoparticle

KW - Ni60

KW - Ni–Cr–B–Si alloy

KW - Alloys

KW - Cracks

KW - Dendrites (metallography)

KW - Eutectics

KW - Facings

KW - Metal nanoparticles

KW - Textures

KW - Columnar dendrites

KW - Crack free

KW - Cracking susceptibility

KW - Eutectic microstructure

KW - Facing alloys

KW - Microstructures and mechanical properties

KW - Ni–cr–B–si alloy

KW - Si alloys

KW - Deposition

U2 - 10.1016/j.msea.2021.141238

DO - 10.1016/j.msea.2021.141238

M3 - Journal article

VL - 814

JO - Materials Science and Engineering: A

JF - Materials Science and Engineering: A

SN - 0921-5093

M1 - 141238

ER -