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Enhanced surface layers by laser cladding and ion sulfurization processing towards improved wear-resistance and self-lubrication performances

, 2020
Enhanced surface layers with improved wear-resistance and self-lubrication performances were prepared by means of laser cladding and ion sulfurization processing.
Meiyan Li   +3 more
semanticscholar   +1 more source

Effects of electromagnetic compound field on the escape behavior of pores in molten pool during laser cladding

Surface & Coatings Technology, 2020
In order to improve the escape ability of the pores in the laser cladding molten pool, an electromagnetic compound field (ECF) is coupled in the laser cladding system to generate the directional Lorentz force in the molten pool.
Hu Yong   +5 more
semanticscholar   +1 more source

Nucleation and strengthening mechanism of laser cladding aluminum alloy by Ni-Cr-B-Si alloy powder based on rare earth control

, 2021
To improve the comprehensive performance of aluminum alloy and expand its application range, a laser cladding technology was used to a prepare Ni-Cr-B-Si alloy cladding layer, adding 4% CeO2, 5% Y2O3, and 5% La2O3 on the surface of 6063Al.
C. Liang   +7 more
semanticscholar   +1 more source

Multicomponent multiphase modeling of dissimilar laser cladding process with high-speed steel on medium carbon steel

, 2020
During a laser cladding process, the transport phenomena in the molten pool, including rapid solidification, strong fluid convection, and species diffusion are complex, and determine the microstructure and composition of the cladding layer. In this study,
Jiaxin Zhao   +5 more
semanticscholar   +1 more source

Progress in numerical simulation of the laser cladding process

Optics and lasers in engineering, 2019
Laser Cladding is one of the developing manufacturing techniques used for diverse applications such as coating, repairing and prototyping. Complex processing phenomena and the formation and growth of thin clad of few micrometres to millimetres range in ...
N. Tamanna, R. Crouch, S. Naher
semanticscholar   +1 more source

Prediction of solidification cracking by an empirical-statistical analysis for laser cladding of Inconel 718 powder on a non-weldable substrate

, 2020
This paper presents an empirical-statistical approach to predict solidification cracking during laser cladding of Inconel 718 powder on A-286 Fe-based superalloy.
M. Alizadeh-Sh   +4 more
semanticscholar   +1 more source

Impacts of laser cladding residual stress and material properties of functionally graded layers on titanium alloy sheet

, 2020
Laser cladding induces high tensile residual stress (RS), which can compromise the quality of a specimen. Therefore, it is critical to accurately predict the RS distribution in cladding and understand its formation mechanism.
Qian Wang   +5 more
semanticscholar   +1 more source

Microbeam plasma arc remanufacturing: Effects of Al on microstructure, wear resistance, corrosion resistance and high temperature oxidation resistance of AlxCoCrFeMnNi high-entropy alloy cladding layer

, 2020
In the study, the effects of Al content on the microstructure, wear resistance, corrosion resistance and high temperature oxidation resistance of CoCrFeMnNi high-entropy alloy cladding layer prepared by micro-beam plasma cladding process were studied in ...
F. Ye   +5 more
semanticscholar   +1 more source

Numerical simulation and experimental study of cladding Fe60 on an ASTM 1045 substrate by laser cladding

Surface & Coatings Technology, 2019
Laser cladding is a dynamic physical metallurgy process. Laser cladding exhibits highly complex heat transfer and thermo-elastic-plastic-flow multi-physics field coupling changes, which are accompanied by such physical phenomena as melting ...
Chang Li   +4 more
semanticscholar   +1 more source

Laser cladding process of Cobalt and Nickel based hard-micron-layers on 316L-stainless-steel-substrate

, 2020
In the present study, two different types of coatings such as Cobalt (Co-Cr-W-C) and Nickel (Ni-Cr-B-Si-C) based layers have produced using a high power of Ytterbium-doped yttrium aluminum garnet (Yb:YAG) disk laser on 316L stainless steel substrate ...
N. Jeyaprakash   +2 more
semanticscholar   +1 more source

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