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Tribological and thermal behavior with wear identification in contact interaction of the Ti6Al4V-sintered carbide with AlTiN coatings pair
Tribology International ( IF 6.2 ) Pub Date : 2021-11-30 , DOI: 10.1016/j.triboint.2021.107394
Marta Bogdan-Chudy 1 , Piotr Niesłony 1 , Munish Kumar Gupta 1 , Szymon Wojciechowski 2 , Radosław W. Maruda 3 , Józef Gawlik 4 , Grzegorz M. Królczyk 1
Affiliation  

Due to high demand of titanium and its alloys in modern manufacturing sectors, the high reactivity, poor conductivity and its functionality with other materials is still cumbersome. Therefore, it’s very imperative to study the tribological, thermal and wear behavior of Ti6Al4V alloy against other effective materials like carbides etc. In this holistic work, the pin on disc tests were conducted on Ti6Al4V alloy against PVD-Al00.55 Ti 0.45 N coated carbide pin. Then, the contact temperature, surface topography and wear behavior of pin and material were studied with the help of Scanning Electron Microscope (SEM). The results reveal that the effect of sliding distance on friction coefficient value is very low. On the other hand, the micrographs of wear surface reveal that the sliding distance plays a major role in generation of abrasion marks with adhesive joints as well cold weld junctions. Further, the results of friction coefficient values and the interquartile range (IQR) confirmed the satisfactory range of 14%. Moreover, the average coefficient of friction values were obtained in the range of −7.2–4.6%.



中文翻译:

Ti6Al4V 烧结碳化物与 AlTiN 涂层对接触相互作用中的摩擦学和热行为与磨损识别

由于现代制造业对钛及其合金的高需求,高反应性、低导电性及其与其他材料的功能仍然很麻烦。因此,研究 Ti6Al4V 合金与其他有效材料(如碳化物等)的摩擦学、热学和磨损行为非常必要。在这项整体工作中,对 Ti6Al4V 合金与 PVD-Al00.55 Ti 0.45 N 涂层进行了销钉盘试验硬质合金销。然后,在扫描电子显微镜 (SEM) 的帮助下,研究了销钉和材料的接触温度、表面形貌和磨损行为。结果表明,滑动距离对摩擦系数值的影响很小。另一方面,磨损表面的显微照片表明,滑动距离在粘合接头和冷焊接头处产生磨损痕迹中起主要作用。此外,摩擦系数值和四分位距 (IQR) 的结果证实了 14% 的满意范围。此外,平均摩擦系数值在-7.2-4.6% 的范围内获得。

更新日期:2021-12-03
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