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of diffusion by in-situ formed Mg2Si in interfacial layer. The coating exhibits higher hardness compared to that of the Mg substrate. As result of its high hardness, the wear resistance of the coating layer...Improving wear resistance of magnesium by droplet spraying of Al-Si alloyXIE Kun(谢鲲), CAO Mei-qing(曹梅青), XIA Peng-cheng(夏鹏成), YUE Li-jie(岳丽杰)(School of Materials Scinence and Engineering, Shandong......
amorphous filler alloy, and the interfacial microstructures and mechanical properties were characterized by SEM, EDX, XRD and universal tensile testing machine. The typical interfacial microstructure was TiBw/TC4 composite/ β-Ti + TiB whiskers/ (Ti,Zr)2(Ni,Cu) intermetallic layer/ β-Ti/ Ti60 alloy when being brazed at 940 °C for 10 min. The interfacial microstructure evolution was influenced strongly......
%, the grain size becomes small. Moreover, with increasing the graphite content, the microhardness of the composites decreases but the wear resistance increases. The graphite which works as lubricant during... is still with abrasive wear and oxidation wear, the wear mechanism of other composites changes to delamination wear. Key words: magnesium matrix composite; Ce; graphite; wear resistance  ......
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of calculation and experiment were compared. The results show that the interfacial temperature is 240-560 ℃, the maximum contact load can reach 15.68 MPa. Contact heat transfer coefficient increases with the increase of interfacial temperature and contact load generally, but there exist minimum values near 320 ℃ and 470 ℃. They affect contact heat transfer coefficient indirectly by varying the thermodynamics......
J. Cent. South Univ. (2021) 28: 16-28 DOI: https://doi.org/10.1007/s11771-021-4582-4 A molecular dynamics study of calcium silicate hydrates-aggregate interfacial interactions and influence... and stable under both dry and moist conditions, which is caused by the high-strength interfacial connections formed between calcium ions from calcite and high-polarity non-bridging oxygen atoms from the C-S......
materials; chloride ion penetration resistance; service life prediction; interfacial transition zone 氯离子侵蚀引发钢筋锈蚀是跨海大桥,跨海隧道,海港码头,海上石油平台等海洋工程混凝土结构耐久性的主要影响因素[1].氯离子侵蚀引发钢筋锈蚀导致混凝土保护层剥落,钢筋性能退化,严重时混凝土保护层开裂以致破坏混凝土..., and the microstructure of ULIPCM was investigated by microhardness, MIP and SEM-EDXA. The structure model of interfacial transition zone between aggregate and cement paste of ULIPCM was put forward......
Formation of interfacial brittle phases sigma phase and IMC in hybrid titanium-to-stainless steel joint Min Ku LEE, Jung Gu LEE, Jong Keuk LEE, Sung Mo HONG, Sang Hoon LEE, Jin Ju PARK, Jae Woo... and its alloys have been considered one of the best engineering materials for their use in various industrial applications[1-2]. A main cause is their excellent corrosion resistance, which is capable......
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