tribological properties and microstructure evolution of

Microstructure Evolution and Enhanced Tribological

2014-4-10Abstract To improve the tribological properties of WS 2 film both in vacuum and in humid air conditions its microstructure was optimized by doping different concentrations of Cu via radio frequency co-sputtering method The film microstructure and composition were investigated by field emission scanning electron microscopy energy-dispersive X-ray spectroscopy X-ray photoelectron

Tribological performance and dry sliding

2020-4-23Furthermore the friction-induced microstructure evolutions under different conditions were evaluated This study was conducted to illustrate the tribological performance and microstructure evolution of T20Z alloy and provide a theoretical basis for improving its tribological properties

2014-11-18[18] Wu Qiong Li Changsheng Tang Hua et al Microstructure Evolution During Mechanical Alloying of Face Centered Cubic Ti3Si Nanoparticles Journal of Nano Research 6 177-184 2009 [19] Wu Qiong Li Changsheng Tang Hua et al Synthesis and tribological properties of laminated Ti3SiC2 crystals Cryst

J Mater Sci Technol

2020-7-15Tribological properties were investigated on a pin-on-disc wear tester under 25% bovine serum solutions The experimental results showed that plasma nitriding was a promising process to produce thick hard and wear resistant layers on the surface of CoCrMo alloy

Microstructure and tribological properties of reactive hot

2015-11-23In the present work microstructure and tribological properties of TiN–TiB2 composites incorporated with or without MoSi2 were studied to evaluate their friction and wear performances in dry sliding against sintered Al2O3 ball from room temperature to 800 1C 2

Effects of microstructure evolution on the oxidation

2018-12-15The microstructure thermal stability and tribological behaviors of these coatings were comparably investigated as well as their mechanical property and oxidation behavior The variation of structure effects on the properties of the coatings were also discussed 2 Experimental details 2 1 Coating deposition

J Mater Sci Technol

Tribological properties of copper matrix composites reinforced with homogeneously dispersed graphene nanosheets: Xin Gao a Hongyan Yue a () Erjun Guo a Shaolin Zhang b Longhui Yao a Xuanyu Lin a Bao Wang a Enhao Guan a: a School of Materials Science and Engineering Harbin University of Science and Technology Harbin 150040 China b Department of Physics Dongguk University Seoul

Tribological performance and dry sliding

alloy was evidently influenced by the microstructure evolution: The wear rate first slightly increased due to oxidation and hardening induced by plastic deforma-tion and then rapidly increased because of subsurface softening that originated from DRX An et al [14] compared the tribological properties

Acta Metallurgica Sinica (English Letters)

Abstract Microstructure evolution and tribological properties of a new TiZrAlV alloy have been investigated in the present study Various microstructures i e equiaxed grain structure dual-phase lamella structure and heterogeneous lamellar structure have been successfully prepared and the effect of the microstructure on tribological properties was explored by means of cold severe

Microstructure Mechanical and Tribological Property

2020-7-16Abstract: A series of TiAlN/VN nano-multilayer films were prepared by reactive magnetron sputtering method The effects of modulation structure on the microstructural evolution mechanical and tribological properties were investigated by X-ray diffractometer scanning electron microscope high-resolution transmission electron microscope nano- indention device and high vacuum tribometer

Chinese Journal of Materials Research

Abstract Ni 3 Si alloys were microalloyed via arc melting with small amounts of Cr and B for improving their mechanical properties The microstructure phase composition and tribological property of Ni 3 Si alloys were investigated Results show that Ni 3 Si alloy was mainly composed of β 1-Ni 3 Si and γ-Ni 31 Si 12 phases with the increasing Cr-conten the phase composition was changed to

1982-8-27Microstructure and properties of Cu-Ti alloy infiltrated chopped Cf reinforced ceramics composites Ceramics International 43 (2017) 16628-16637 [10] Yuhai Lu Zhuan Li Wei Zhou Peng Xiao Manufacture and Tribological Behavior of C/C-SiC Brake Composites Modified with Fe-Si Alloy[J]

Microstructure and tribological properties of__

2015-4-2The composition microstructure mechanical and tribological properties of Ni–Co alloys were compared systemically in order to speci?cally correlate the structure and tribological properties of Ni–Co alloys The surface morphology and microstructure of the alloy

Evolution of microstructure mechanical and

2019-9-25Evolution of microstructure mechanical and tribological properties of vanadium carbonitride coatings sputtered at different nitrogen partial pressures Author links open overlay panel Linda Aissani a b Akram Alhussein c Corinne Nouveau d Lamia Radjehi a Issam Lakdhar c Elia Zgheib c Show more

Effect of microstructural evolution on mechanical and

2019-3-19This paper examined the evolution of microstructure and its effect on the mechanical and tribological properties of ultralow friction Ti-doped diamondlike carbon (DLC) films by adjusting the CH4/Ar ratio under constant radio frequency discharge power and bias The Raman high resolution transmission electron microscopy atomic force microscope and nanoindentation measurements

Journal of Alloys and Compounds

2020-3-6Microstructure development tribological property and underlying mechanism of laser additive manufactured submicro-TiB2 reinforced Al-based composites Lixia Xi a b Shuang Guo a b Dongdong Gu a b * Meng Guo a b Kaijie Lin a b a College of Material Science and Technology Nanjing University of Aeronautics and Astronautics Yudao Street 29 210016 Nanjing China

2018-2-628、Microstructure and tribological properties of TiN TiC and Ti(C N) thin films prepared by CFUBMSIP Applied Surface Science (IF=1 895) 2009 255(21):8788-8793(1 st Author SCI: 477GF) 29、Aging-dependent coupling effect of multiple precipitates on the ductile fracture of heat-treatable aluminum alloys Materials Science and Engineering A (IF=2 319) 2009(499 A)387-395(4 th

Tribological performance and microstructural

2020-6-5Tailoring a material's properties for low friction and little wear in a strategic fashion is a long-standing goal of materials tribology Plastic deformation plays a major role when metals are employed in a sliding contact therefore the effects of stacking fault energy and mode of dislocation glide need to be elucidated Here we investigated how a decrease in the stacking fault energy

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2018-3-9Tribological properties and thermal-mechanical analysis of C/C-SiC composites during braking[J] Transactions of Nonferrous Metals Society of China 2019 29(1) 123-131 [4] Yan-qi Huang Peng-fei Liu Zhuan Li Peng Xiao Effects of the content of in-situ grown mullite on the microstructure and mechanical properties of 3Y-TZP ceramics fabricated by gel-casting

Microstructure Evolution and Nanotribological

Microstructure Evolution for AISI 420 Stainless Steels with Different Heat-Treatments after Proton Irradiation Proton irradiation can lead to variations in a material's physical and mechanical properties and in the tissue composition and structure

Microstructure Mechanical and Tribological Properties of

2013-9-23tribological properties of Ti 1-xCx coatings (with x being in the range of 0-1) deposited by reactive magnetron sputtering from a Ti target in Ar/C 2H2 mixtures at ~200 C The mechanical and tribological properties were found to strongly depend on the chemical composition and the microstructure

Characteristics Microstructure and Tribological 2

2020-1-22parameters on geometric characteristics microstructure evolution bonding strength microhardness and tribological properties of TiB2/Inconel 718 alloy composite coatings by LC 2 Materials and Methods In this paper 45# steel was used as the substrate material with the dimension of 60 mm 60 mm 10 mm

2019-11-4The role of trace Ti concentration on the evolution of microstructure and properties of duplex doped Ti(Ag)/DLC films Vacuum 2015 115: 23-30 [7] Yanxia Wu Hongxuan Li * Li Ji Yinping Ye Jianmin Chen * Huidi Zhou Vacuum tribological properties of a-C:H film in relation to internal stress and applied load Tribology International 2014 71: 82-87

Microstructure Mechanical and Tribological Properties of

2013-9-23tribological properties of Ti 1-xCx coatings (with x being in the range of 0-1) deposited by reactive magnetron sputtering from a Ti target in Ar/C 2H2 mixtures at ~200 C The mechanical and tribological properties were found to strongly depend on the chemical composition and the microstructure

Journal of Alloys and Compounds

2020-3-6Microstructure development tribological property and underlying mechanism of laser additive manufactured submicro-TiB2 reinforced Al-based composites Lixia Xi a b Shuang Guo a b Dongdong Gu a b * Meng Guo a b Kaijie Lin a b a College of Material Science and Technology Nanjing University of Aeronautics and Astronautics Yudao Street 29 210016 Nanjing China

Microstructure and Tribological Properties of Ni

In order to improve the tribological properties of aluminum alloy cylinder wall Ni-base coatings were fabricated by atmospheric plasma spraying on aluminum substrate The composition microstructure characterization and tribological properties of Ni-base coatings were investigated under different lubrication conditions The results showed that as-sprayed Ni-based coatings were mainly

Microstructure evolution and thermomechanical

The phase stability and microstructure change before and after thermal aging at 1300C 1400C and 1500C were investigated The changes in mechanical and thermal properties were characterized The results showed that the as‐sprayed coating was mainly composed of Yb 2 SiO 5 with a small amount of Yb 2 O 3 and amorphous phase Defects in

Microstructure Mechanical and Tribological

The NiAl/Cr (Mo Dy) hypoeutectic alloy was fabricated by rapid solidification The microstructure and mechanical properties as well as tribological properties for the alloy at different temperatures were investigated The results revealed that the rapidly solidified NiAl/Cr (Mo Dy) hypoeutectic alloy was composed of primary NiAl fine NiAl/Cr (Mo) eutectic lamella Ni5Dy phase and Cr7Ni3

Sequence of Stages in the Microstructure Evolution in

2016-6-13Tailoring the surface properties of a material for low friction and little wear has long been a goal of tribological research Since the microstructure of the material under the contact strongly influences tribological performance the ability to control this microstructure is thereby of key importance However there is a significant lack of knowledge about the elementary mechanisms of

2019-11-4The role of trace Ti concentration on the evolution of microstructure and properties of duplex doped Ti(Ag)/DLC films Vacuum 2015 115: 23-30 [7] Yanxia Wu Hongxuan Li * Li Ji Yinping Ye Jianmin Chen * Huidi Zhou Vacuum tribological properties of a-C:H film in relation to internal stress and applied load Tribology International 2014 71: 82-87