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words: Ni-Fe-C-Si alloy; self-lubricating; melting; friction and wear 镍基合金因其具有优良的抗腐蚀性能和抗氧化性能, 在高温固体自润滑材料中倍受重视, 如镍-铬-石墨系, Ni-Cr-Cu系和Ni-MoS2系等[1-8]目前均采用粉末冶金法制备. 文献[9]表明添加LaF3的镍基合金的室温干摩擦因数为..., China) Abstract: Ni-Fe-C-Si self-lubricating alloy was prepared by melting method. The effects of iron content on the mechanical, dry friction and oil lubrication friction properties were investigated......
Wear Behavior of a NiCr/AgVO3 Self-Lubricating CompositeWenting ZHANG1,2,Lingzhong DU1,Hao LAN1,Chuanbing HUANG1,Weigang ZHANG11. State Key Laboratory of Multi-phase Complex Systems,Institute of Process Engineering,Chinese Academy of Sciences2. University of Chinese Academy of Sciences摘 要:NiCr/AgVO3 self-lubricating composite was prepared by powder cold......
Mechanical and friction properties of aluminum and titanium reinforced Ni-based self-lubricating composite LI Jian-liang(李建亮), XIONG Dang-sheng(熊党生) Department of Materials Science...] Xiong Dang-sheng. Lubrication behavior of Ni-Cr based alloys containing MoS2 at high temperature[J]. Wear, 2001, 250/251: 1094-1099. [10] LIU Zuo-min. Elevated temperature diffusion self-lubricating......
?graphite solid self-lubricating materials were prepared by melting method. The effects of Si content on the microscopic structure, mechanical and dry friction properties were investigated. The results.... The coefficient of dry friction decreases with increasing area density of graphite, and the wear rate reduces with increasing Si content. Fe3Al?graphite solid self-lubricating material with 3.5% Si after annealing......
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Friction and Wear Property of Cu-Cr Alloy Liu Jianhua1,Zhang Ruijun1,Gao Hong1,Wang Yuhui1 (1.State Key laboratory of Metastable Materials Science and Technology, Yan Shan University, Qinhuangdao 066004, China) Abstract:The friction and wear behaviors of the Cu-Cr alloy sliding against GCr15 steel at different loads and rotate speed conditions were evaluated, and the worn surface morphologies......
during the process of wear. As time prolongs, the continuous lubricating film forms on the worn surface. The dynamic equilibrium of self-lubricating film is kept due to the balance of squeezing out... for overhead wires and current collectors in light rail systems [J]. Wear, 2000, 239(1): 10-20. [2] ZHAO H, BARBER G C, LIU J. Friction and wear in high speed sliding with and without electrical current [J......
Morphologies of wear scar of MAO coating and Ti6Al4V alloy in partial slip regime: (a) Ti6Al4V (D=3 μm, OM); (b) MAO coating (D=3 μm, OM); (c) MAO coating (D=3 μm, SEM) 3.4.2 In mixed fretting regime... observed on the fretting scars of the substrate specimens (Fig.10(c)). Fig.10 Morphologies of wear scar of MAO coating and Ti6Al4V alloy in mixed fretting regime: (a) and (c) Ti6Al4V (D=10 μm); (b......
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: 145-150. [13] WANG A H, ZHANG X L, ZHANG X F, QIAO X Y, XU H G, XIE C S. Ni-based alloy/submicron WS2 self-lubricating composite coating synthesized by Nd:YAG laser cladding [J]. Materials Science... and the coating could improve the adhesion[10]. So by combining of submicron WS2 and CaF2 powders with Ni-based alloy in a certain ratio, a self-lubricating composite coating would be produced, which......