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  • Microstructure, oxidation resistance and mechanical properties of stellite 12 composite coating doped with submicron TiC / B4C by laser cladding

    Rights statement: This is the author’s version of a work that was accepted for publication in Surface and Coatings Technology. 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 Surface and Coatings Technology, 395, 2020 DOI: 10.1016/j.surfcoat.2020.125810

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Microstructure, oxidation resistance and mechanical properties of stellite 12 composite coating doped with submicron TiC/B4C by laser cladding

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Microstructure, oxidation resistance and mechanical properties of stellite 12 composite coating doped with submicron TiC/B4C by laser cladding. / Cheng, Q.; Shi, H.; Zhang, P.; Yu, Z.; Wu, D.; He, S.; Tian, Y.

In: Surface and Coatings Technology, Vol. 395, 125810, 15.08.2020.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Cheng, Q. ; Shi, H. ; Zhang, P. ; Yu, Z. ; Wu, D. ; He, S. ; Tian, Y. / Microstructure, oxidation resistance and mechanical properties of stellite 12 composite coating doped with submicron TiC/B4C by laser cladding. In: Surface and Coatings Technology. 2020 ; Vol. 395.

Bibtex

@article{ce7300f7fbe447ea9ead958c78da2c4f,
title = "Microstructure, oxidation resistance and mechanical properties of stellite 12 composite coating doped with submicron TiC/B4C by laser cladding",
abstract = "Stellite 12 and Ti/B4C composite coatings were successfully fabricated on the surface of 304 stainless steel substrates by laser cladding. The effect of Ti/B4C with different mass fractions on the structure and properties of Stellite 12 coating were studied. The properties and the growth mode of the coating were analyzed. The results show that the Stellite 12 coating was mainly composed of face-centered cubic γ-Co and Cr7C3. With the addition of Ti/B4C, TiC submicron particle phase was synthesized in situ in the coatings. Residual B4C as a heterogeneous nucleus particle, forming a submicron microstructure TiC/B4C strengthening phase, and the particle size gradually decreases. The TiC/B4C particles can refine the grains of the coatings. The micro-hardness of the coating gradually increased with the increase of Ti/B4C, and the highest were 650 HV. The wear resistance and oxidation resistance of the coatings gradually increased with the increase of Ti/B4C. {\textcopyright} 2020",
keywords = "Laser cladding, Microstructure, Oxidation, Stellite composite coating, Sub-micron Ti/B4C, Wear, Boron carbide, Chromium compounds, Inorganic coatings, Microhardness, Oxidation resistance, Particle size, Stellite, Titanium carbide, Wear resistance, 304 stainless steel, Different mass, Face-centered cubic, Growth modes, Heterogeneous nucleus, Strengthening phase, Structure and properties, Sub-micron particles, Composite coatings",
author = "Q. Cheng and H. Shi and P. Zhang and Z. Yu and D. Wu and S. He and Y. Tian",
note = "This is the author{\textquoteright}s version of a work that was accepted for publication in Surface and Coatings Technology. 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 Surface and Coatings Technology, 395, 2020 DOI: 10.1016/j.surfcoat.2020.125810",
year = "2020",
month = aug,
day = "15",
doi = "10.1016/j.surfcoat.2020.125810",
language = "English",
volume = "395",
journal = "Surface and Coatings Technology",
issn = "0257-8972",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Microstructure, oxidation resistance and mechanical properties of stellite 12 composite coating doped with submicron TiC/B4C by laser cladding

AU - Cheng, Q.

AU - Shi, H.

AU - Zhang, P.

AU - Yu, Z.

AU - Wu, D.

AU - He, S.

AU - Tian, Y.

N1 - This is the author’s version of a work that was accepted for publication in Surface and Coatings Technology. 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 Surface and Coatings Technology, 395, 2020 DOI: 10.1016/j.surfcoat.2020.125810

PY - 2020/8/15

Y1 - 2020/8/15

N2 - Stellite 12 and Ti/B4C composite coatings were successfully fabricated on the surface of 304 stainless steel substrates by laser cladding. The effect of Ti/B4C with different mass fractions on the structure and properties of Stellite 12 coating were studied. The properties and the growth mode of the coating were analyzed. The results show that the Stellite 12 coating was mainly composed of face-centered cubic γ-Co and Cr7C3. With the addition of Ti/B4C, TiC submicron particle phase was synthesized in situ in the coatings. Residual B4C as a heterogeneous nucleus particle, forming a submicron microstructure TiC/B4C strengthening phase, and the particle size gradually decreases. The TiC/B4C particles can refine the grains of the coatings. The micro-hardness of the coating gradually increased with the increase of Ti/B4C, and the highest were 650 HV. The wear resistance and oxidation resistance of the coatings gradually increased with the increase of Ti/B4C. © 2020

AB - Stellite 12 and Ti/B4C composite coatings were successfully fabricated on the surface of 304 stainless steel substrates by laser cladding. The effect of Ti/B4C with different mass fractions on the structure and properties of Stellite 12 coating were studied. The properties and the growth mode of the coating were analyzed. The results show that the Stellite 12 coating was mainly composed of face-centered cubic γ-Co and Cr7C3. With the addition of Ti/B4C, TiC submicron particle phase was synthesized in situ in the coatings. Residual B4C as a heterogeneous nucleus particle, forming a submicron microstructure TiC/B4C strengthening phase, and the particle size gradually decreases. The TiC/B4C particles can refine the grains of the coatings. The micro-hardness of the coating gradually increased with the increase of Ti/B4C, and the highest were 650 HV. The wear resistance and oxidation resistance of the coatings gradually increased with the increase of Ti/B4C. © 2020

KW - Laser cladding

KW - Microstructure

KW - Oxidation

KW - Stellite composite coating

KW - Sub-micron Ti/B4C

KW - Wear

KW - Boron carbide

KW - Chromium compounds

KW - Inorganic coatings

KW - Microhardness

KW - Oxidation resistance

KW - Particle size

KW - Stellite

KW - Titanium carbide

KW - Wear resistance

KW - 304 stainless steel

KW - Different mass

KW - Face-centered cubic

KW - Growth modes

KW - Heterogeneous nucleus

KW - Strengthening phase

KW - Structure and properties

KW - Sub-micron particles

KW - Composite coatings

U2 - 10.1016/j.surfcoat.2020.125810

DO - 10.1016/j.surfcoat.2020.125810

M3 - Journal article

VL - 395

JO - Surface and Coatings Technology

JF - Surface and Coatings Technology

SN - 0257-8972

M1 - 125810

ER -