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  • Microstructure and wear resistance of micro-arc oxidation

    Jul 25, 2020· The effect of cathodic voltage on microstructure, phase structure, micro-hardness and wear properties was investigated by changing cathodic voltage from 0 to −200 V. The phase structure, microstructure, micro-hardness and wear resistance were determined by XRD, SEM, HVS-1000 Vicker's micro-hardness tester and tribology tester.

  • Microstructure, corrosion-resistance, and wear-resistance

    May 01, 2020· The microstructure, phase composition, microhardness, corrosion-resistance, and wear-resistance properties of the coatings were systematically investigated. The prepared coating primarily consists of amorphous phase (calculated amorphous phase content was 90.23%), and the hardness of the prepared coating can reach 981.6 HV 0.1,which is much

  • Microstructure and wear resistance property of AlFeCrNiMox

    Aug 09, 2019· The phase structure, microstructure, microhardness and wear resistance were researched based on x-ray diffraction, scanning electron microscope (SEM), microhardness tester and wear testing machine, respectively. When x = 0.5, the plasma cladding coating shows coarse grains.

  • Microstructure and wear resistance of a Ni-WC composite

    Microstructure and wear resistance of a Ni-WC composite coating on titanium grade 2 obtained by electroplating and electron beam remelting Author links open overlay panel Yulong Li a Peng Song a Wenqin Wang a Min Lei a Xuewen Li b

  • Sliding wear resistance and worn surface microstructure of

    Apr 05, 2012· Results show that the sliding wear resistance of the nanostructured bainitic microstructure increases as the austempering temperature is decreased from 260 to 220 °C. The wear resistance of these austempered samples is 21–51%, greater than that of tempered ones, although austempered samples have a lower hardness than tempered ones.

  • (PDF) Microstructure and Wear Resistance of TiB2/7075

    Because of the optimized microstructure and increased hardness, the wear resistance of the 4.5 wt.% TiB2/7075 aluminum matrix composite was significantly better than that of the 7075 aluminum

  • Microstructure and Wear Resistance of Spray-Formed

    which presented high wear resistance while maintaining the corrosion performance1,2. The addition of boron to iron-based alloys promotes the formation of hard boride particles (M 2 B type) which improve their wear resistances 3-9. This work aimed to study the microstructure and wear resistance of

  • Microstructure and Wear Resistance of TIG Remelted NiCrBSi

    The self-fluxing NiCrBSi coatings with 800 μ m thickness were prepared on the surface of AISI1045 steel substrate by plasma spraying. And the remelted coating was obtained using by the tungsten inert gas (TIG) arc process. The microstructure, surface roughness, hardness, phase composition, and wear resistance of the sprayed coating and remelted coating were systematically investigated.

  • Correlation of microstructure with the wear resistance and

    The objective of this study is to investigate the correlation of microstructure with wear resistance and fracture toughness in duocast materials that consisted of a high-chromium white cast iron and a low-chromium steel as the wear-resistant and ductile parts, respectively. Different shapes, sizes, volume fractions, and distributions of M7C3 carbides were employed in the wear-resistant part by

  • Microstructure, mechanical properties and dry wear

    Mar 01, 2013· In order to study the effect of element Nb on the microstructure and properties of the biomedical β-type Ti-Mo based alloys, Ti-15Mo-xNb (x=5, 10, 15 and 20 in %) alloys were investigated.The dry wear resistance of β-type Ti-15Mo-xNb alloys against Gr15 ball was investigated on CJS111A ball-disk wear instrument.Experimental results indicate that crystal structure and

  • Frontiers Microstructure and Abrasive Wear Resistance of

    The microstructure and abrasive wear resistance of the obtained samples were systemically investigated. The grain size does not change with the increase of Mo 2 C addition amount, while the abrasive wear resistance of the cemented carbide increases obviously.

  • Microstructure Characterization and Wear-Resistant

    The microstructure was characterized using optical microscopy (OM), scanning electron microscopy (SEM), X-ray diffraction (XRD), and energy dispersive spectroscopy (EDS), and the wear-resistant properties at room temperature were evaluated under different wear test conditions. Microstructure characterization showed that the composite has a

  • (PDF) Microstructure and Wear Resistance of TiB2/7075

    Because of the optimized microstructure and increased hardness, the wear resistance of the 4.5 wt.% TiB2/7075 aluminum matrix composite was significantly better than that of the 7075 aluminum

  • Microstructure Design to Improve Wear Resistance in

    A microstructure design framework for multiscale modeling of wear resistance in bioimplant materials is presented here. The increase in service lifetime of arthroplasty depends on whether we can predict wear resistance and microstructure evolution of a bioimplant material made from ultra high molecular weight polyethylene during processing.

  • Microstructure and Wear Resistance of Spray-Formed

    which presented high wear resistance while maintaining the corrosion performance1,2. The addition of boron to iron-based alloys promotes the formation of hard boride particles (M 2 B type) which improve their wear resistances 3-9. This work aimed to study the microstructure and wear resistance of

  • Microstructure and Wear Resistance of WC and High

    coatings Letter Microstructure and Wear Resistance of WC and High Chromium Cast Iron Hardfacing Layers Runnan Jia 1,2, Shenglin Liu 3, Zhichao Luo 1,2,*, Jiapei Ning 1,2, Haiyan Wang 1,2, Tiegang Luo 1,2, Yongsheng Zhu 3, Xiangsheng Yuan 3 and Zhe Wang 3 1 Guangdong Provincial Key Laboratory of Metal Toughening Technology and Application, Guangzhou 510651, China;

  • Microstructure, Wear Resistance and Oxidation Behavior of

    Oct 30, 2017· 1. Materials (Basel). 2017 Oct 30;10(11). pii: E1248. doi: 10.3390/ma10111248. Microstructure, Wear Resistance and Oxidation Behavior of

  • Frontiers Microstructure and Abrasive Wear Resistance of

    The microstructure and abrasive wear resistance of the obtained samples were systemically investigated. The grain size does not change with the increase of Mo 2 C addition amount, while the abrasive wear resistance of the cemented carbide increases obviously.

  • Microstructure Characterization and Wear-Resistant

    The microstructure was characterized using optical microscopy (OM), scanning electron microscopy (SEM), X-ray diffraction (XRD), and energy dispersive spectroscopy (EDS), and the wear-resistant properties at room temperature were evaluated under different wear test conditions. Microstructure characterization showed that the composite has a

  • Microstructure Design to Improve Wear Resistance in

    A microstructure design framework for multiscale modeling of wear resistance in bioimplant materials is presented here. The increase in service lifetime of arthroplasty depends on whether we can predict wear resistance and microstructure evolution of a bioimplant material made from ultra high molecular weight polyethylene during processing.

  • Microstructure and Wear Resistance of Spray-Formed

    which presented high wear resistance while maintaining the corrosion performance1,2. The addition of boron to iron-based alloys promotes the formation of hard boride particles (M 2 B type) which improve their wear resistances 3-9. This work aimed to study the microstructure and wear resistance of

  • Microstructure and wear resistance of the laser-cladded

    Feb 10, 2020· The wear resistance of the sample was calculated based on the wear rate as follows: and where ω is the wear rate, V loss is the wear volume (mm 3 ), B and b are the length and width of the wear mark, respectively (both in mm), v is the wheel speed (r/min), and L is the total length of the grinding block sliding on the sample surface (mm).

  • Microstructure, Microhardness, and Wear Resistance of

    In this comparative study, Ni60 was used as a reinforcement and added into an AlCoCrFeNiTi high-entropy alloy (HEA) matrix coating in order to enhance its hardness and wear resistance. An AlCoCrFeNiTi/Ni60 coating was prepared by plasma spraying with mechanically-blended AlCoCrFeNiTi/Ni60 powder. The coating microstructure was observed and analyzed.

  • Microstructure Design to Improve Wear Resistance in

    A microstructure design framework for multiscale modeling of wear resistance in bioimplant materials is presented here. The increase in service lifetime of arthroplasty depends on whether we can predict wear resistance and microstructure evolution of a bioimplant material made from ultra high molecular weight polyethylene during processing.

  • Microstructure, Wear Resistance and Oxidation Behavior of

    Oct 30, 2017· 1. Materials (Basel). 2017 Oct 30;10(11). pii: E1248. doi: 10.3390/ma10111248. Microstructure, Wear Resistance and Oxidation Behavior of

  • Microstructure and wear resistance of the laser-cladded

    Feb 10, 2020· The wear resistance of the sample was calculated based on the wear rate as follows: and where ω is the wear rate, V loss is the wear volume (mm 3 ), B and b are the length and width of the wear mark, respectively (both in mm), v is the wheel speed (r/min), and L is the total length of the grinding block sliding on the sample surface (mm).

  • Analysis on microstructure and wear resistance of TiC

    Then, the influence rules of microstructure and wear resistance has been studied. II. EXPERIMENTAL MATERIALS AND METHODS. Section: A. Experimental materials. The raw materials selected in the experiment mainly include reinforcing particles and iron matrix. TiC ceramic particles with the diameter of 30-50um are selected as reinforcing particles

  • Microstructure and wear resistance of high chromium cast

    abrasive wear resistance has been seldom reported [13]. In this study, the influence of niobium on the microstructure characteristics and wear resistance of a hypereutectic high chromium white iron containing >30wt.% Cr and >4wt.% C was investigated in detail in

  • Microstructure and wear resistance property of

    Microstructure and wear resistance property of AlFeCrNiMo x coatings by plasma cladding To cite this article: Xiuli Shi et al 2019 Mater. Res. Express 6 106537 View the article online for updates and enhancements. Recent citations Microstructural evolution, mechanical and corrosion behaviors of as-annealed CoCrFeNiMo (x = 0, 0.2, 0.5, 0.8, 1) high

  • Microstructure and Sliding Wear Resistance of Laser

    Dec 27, 2011· The aim of this article was to address the effect of WC content on the microstructure, microhardness, and sliding wear resistance of laser cladded WC/Ni composite coatings. The content of WC particle in the feed powder varied in the range of 0-80 wt.%. Experimental results showed that the laser cladded coatings exhibited homogeneous microstructure without pores or cracks.

  • Microstructure and Abrasive Wear Resistance of 18Cr-4Ni-2

    steel microstructure. problems. The wear resistance tests of the investigated cast steel, performed in the mixture of SiC and water, indicate its lower resistance in this environment as compared to the cast steel of the Cr content increased to 24%. Engineering 2008). [13] Acknowledgements

  • Microstructure Wikipedia

    The microstructure of a material (such as metals, polymers, ceramics or composites) can strongly influence physical properties such as strength, toughness, ductility, hardness, corrosion resistance, high/low temperature behaviour or wear resistance. These properties in turn govern the application of these materials in industrial practice.

  • Microstructures and Wear Resistance of Al1.5CrFeNiTi0.5

    The microstructures and wear resistance of coatings are researched systematically. It is found that the W0 and W0.5 HEA coatings all exhibit the dendritic structure, which are constituted by BCC phases and Laves phases. With W element addition, the phase structures of W0.5 coating remain unchanged.

  • Microstructure-Wear Resistance Relationships for YSZ and

    Microstructure-Wear Resistance Relationships for YSZ and Alumina Plasma Sprayed Deposits. Author(s) J Ilavsky, H Boukari. Abstract A simple sectioning method was applied to investigate the changes in the wear resistance of two thermally sprayed deposits, two yttrium-stabilized zirconia (YSZ) and alumina, subjected to heat treatment. These

  • Microstructure Metallurgy for Dummies

    Microstructure is defined as the structure of a prepared surface or thin foil of material as revealed by a microscope above 25× magnification.The microstructure of a material (which can be broadly classified into metallic, polymeric, ceramic and composite) can strongly influence physical properties such as strength, toughness, ductility, hardness, corrosion resistance, high/low temperature

  • Microstructure and Wear Resistance of ZrC-ZrB /Ni

    Microstructure and Wear Resistance of ZrC-ZrB 3 2 /Ni Composite Coatings Prepared by Plasma Transferred Arc Cladding and R is very low and the degree of supercooling is close to zero, the growth will be limited. Hence, planar crystal appears in the bonding areas (see Fig. 3b), which indicates the presence of a sound metallurgical joint to the