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depth(Fig.6). Fig.6 Friction coefficient(μ) as function of testing time(t) for Mg-alloys AZ31 before and after HCPEB treatment Fig.7 Average friction coefficient and wear volume...Article ID: 1003-6326(2005)05-0978-07 Improvement of wear resistance of AZ31 and AZ91HP by high current pulsed electron beam treatment GAO Bo(高 波)1, 2, HAO Sheng-zhi(郝胜智)2, DONG Chuang(董......
in the additional oxidative wear mechanism. In this case, EDS patterns revealed presence of oxygen on the worn surface of specimen. Key words: laser alloying; surface topography; wear testing; surface analysis; wear... of niobium oxides on the worn surface of specimen resulted from the reactions at a contact of frictional pair. During wear testing of metallic materials, the frictional heat usually generated such processes......
conducted by a universal mechanical testing machine, and the friction and wear features at room temperature were studied using a friction and wear tester of high speed reciprocating. The results show...章编号:1672-7207(2015)01-0088-06 Friction and wear behavior of NiAl-2.5Ta-7.5Cr alloy at room temperature ZHANG Mengen1, WANG Zhensheng1, 2, GUO Yuanjun1, GUO Jianting3, ZHOU Lanzhang3, YANG......
-indentation and corrosion testing technique. Hot dip aluminizing process is used to coat the SS 316L specimens at 765 °C for 2 min immersion time. Half of the specimens are also diffusion treated...; aluminide coating; microstructure; intermetallics; nano-indentation; corrosion testing Cite this article as: Sehrish MUKHTAR, Waqas ASGHAR, Zubair BUTT, Zaheer ABBAS, Mudaser ULLAH, Rana ATTA-UR......
of both the surface textured and base material for its wear behavior under sliding conditions. A strain gauge is attached to the wear testing machine to measure the frictional forces developed during the test. A computer that has the wear analysis software installed is connected to the controller of the wear testing machine to store the variable output responses at regular intervals. The test......
-rayenergy dispersion spectroscope,X-ray diffractometer and wear testing machine.The results show that the addi-tion of 8% CeO2 can improve the microstructure,microhardness and wear resistance of coatings...Influence of CeO2 on the Microstructure and Wear Resistance of M80S20 Thermal Spray and Thermal Spray Welding Coatings王铀,于宗汉,刘家浚,王长生,李全安摘 要:<正>......
of this functionally graded material were studied with SEM, MHV-2000 Hervey hardness tester and MG-2000 pin-on-disc friction and wear testing machine. The results show that the friction coefficient...损;热压后,梯度材料的磨损形式以磨粒磨损和粘着磨损为主;随基体中SiC含量的逐渐增加,锭坯各部分硬度和耐磨性也随之提高. 关键词:Al-Si梯度复合材料;颗粒增强;耐磨性;磨损机制 中图分类号:TG 146.2+1; TB 333 文献标志码:A Friction and wear properties of particle......
-dispersive X-ray spectroscopy(EDS). The wear resistance of the coatings was tested by thrust washer testing. The mechanisms of the decomposition, dissolution, and precipitation of primary carbides...Effects of sintering temperature on the microstructural evolution and wear behavior of WCp reinforced Ni-based coatingsChuan-hui Chen1,2,Yang Bai1,2,Xu-chu Ye1,21. College of Materials Science......
but substantially increased after wear testing compared with the microhardness before wear testing; the microhardness values improved by 20.0% ± 2.5%. Retained austenite enhanced the impact toughness...Microstructure, mechanical properties, and wear resistance of VCp-reinforced Fe-matrix composites treated by Q&P processPing-hu Chen1,2,Yi-bo Li1,2,3,Rui-qing Li2,3,Ri-peng Jiang3,Song-sheng......
, and then current-carrying friction and wear testing was carried on. The effect of pressure (p)-velocity (v) factor (pv factor for short) on the tribological behavior was investigated. Friction and wear...): 682-690. DOI: 10.11817/j.ysxb.1004.0609.2021-39014 DENG Chao-yong, ZHANG Hong-bo, YIN Jian, et al. Effect of pressure-velocity factor on sliding friction and wear of Cf/PF-Cu composites[J......