Microstructures and tribological properties of laser cladded Ti-based metallic glass composite coatings

2016 ◽  
Vol 120 ◽  
pp. 82-89 ◽  
Author(s):  
Xiaodong Lan ◽  
Hong Wu ◽  
Yong Liu ◽  
Weidong Zhang ◽  
Ruidi Li ◽  
...  
2021 ◽  
Vol 27 (1) ◽  
pp. 32-36
Author(s):  
Ziya Ozgur YAZICI

In this paper, the Co-based metallic glass coatings deposited on soft metal substrates by pneumatic squeezing method were investigated. Also, the effects of TiC additions (%0-10) on the mechanical properties of the coatings were discussed in terms of hardness measurements. Microstructural observations have shown that the coatings with a thickness range of about 20-30 µm can be produced as non-porous layers in either entirely amorphous (0-6% TiC) or composite (8-10% TiC) structures. The glassy and TiC-reinforced glass composite coatings exhibit good adhesion characteristics and form a harder layer with the average hardness values between 1000 and 1600 Hv respectively. The hardness measurements evaluated together with XRD and EDX analyses showed that (Ti,Ta)C crystals precipitated in the amorphous matrix are responsible for further increase of the coatings hardness value up to 1600 Hv. The results also provide clues for mass manufacturing route in one step synthesis of the metallic glass and their composite coatings.


2020 ◽  
Vol 507 ◽  
pp. 145104 ◽  
Author(s):  
Hong Wu ◽  
Luxin Liang ◽  
Xiaodong Lan ◽  
Yong Yin ◽  
Min Song ◽  
...  

Vacuum ◽  
2013 ◽  
Vol 88 ◽  
pp. 114-117 ◽  
Author(s):  
K. Suresh ◽  
S. Yugeswaran ◽  
K.P. Rao ◽  
A. Kobayashi ◽  
P.W. Shum

2012 ◽  
Vol 258 (22) ◽  
pp. 8460-8468 ◽  
Author(s):  
S. Yugeswaran ◽  
A. Kobayashi ◽  
K. Suresh ◽  
K.P. Rao ◽  
B. Subramanian

Polymers ◽  
2021 ◽  
Vol 13 (2) ◽  
pp. 179
Author(s):  
M. M. A. Baig ◽  
M. Abdul Samad

Epoxy composite coating systems generally find their usage in applications such as, fluid handling systems to protect components from corrosive media. However, their use in demanding tribological applications such as, in sliding components of machines, are known to be limited. This is often attributed to their low load bearing capacity combined with poor thermal stability under severe p-v regimes. Researchers have tried to enhance the tribological properties of the epoxy coatings using a combination of several types of micro/nano sized fillers to produce composite or hybrid composite coatings. Hence, this review paper aims to focus on the recent advances made in developing the epoxy coating systems. Special attention would be paid to the types and properties of nano-fillers that have been commonly used to develop these coatings, different dispersion techniques adopted and the effects that each of these fillers (and their combinations) have on the tribological properties of these coatings.


2017 ◽  
Vol 93 ◽  
pp. 79-86 ◽  
Author(s):  
Lingqian Wang ◽  
Jiansong Zhou ◽  
Benbin Xin ◽  
Youjun Yu ◽  
Shufang Ren ◽  
...  

2014 ◽  
Vol 586 ◽  
pp. 155-158 ◽  
Author(s):  
Shengli Zhu ◽  
Guoqiang Xie ◽  
Hao Wang ◽  
Xianjin Yang ◽  
Zhenduo Cui ◽  
...  

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