Thermodynamics and Morphological Fractal Characteristics of WC Particulates Reinforced Steel Matrix Composites by Composite Electroslag Melting and Casting

Author(s):  
Ning Zhang ◽  
Chunhong Zhang ◽  
Mingfan Zhu ◽  
Yinghuai Qiang
2014 ◽  
Vol 1023 ◽  
pp. 3-6
Author(s):  
Ning Zhang ◽  
Feng Yang ◽  
Xu Jiang ◽  
Ji Nan Niu

The steel matrix composites with 5CrNiMo mold steel as substrate and WC particles as hard phase, were prepared by electroslag melting and casting. The composite material’s properties such as friction factor, wear volume and wear mechanism were investigated by scanning electron microscope (SEM) and friction wear test equipment. The results demonstrate that the sample’s abrasive resistance improved greatly after heat treatment. In the condition of dry sliding wear, surface peeling caused by adhesive wear and adrasive wear caused by wear debris as the third body are the main wear mechanism.


Author(s):  
Ronghua Chen ◽  
Bochuan Li ◽  
Yizhuang Li ◽  
Xiaogang Wang ◽  
Chao Jiang ◽  
...  

2011 ◽  
Vol 264-265 ◽  
pp. 475-483 ◽  
Author(s):  
E. Bayraktar ◽  
F. Ayari ◽  
D. Katundi ◽  
J.P. Chevalier ◽  
Frédéric Bonnet

This paper reports the production and weldability and toughness evaluation of TiB2 (ceramic particles) reinforced steel matrix composites. These ceramic particles are optimal reinforcements for steel matrix composites because of their high thermal stability at higher temperatures, high modulus of elasticity, good weldability, low density and relative stability within a steel matrix. This new composite family has received much attention as potential structural materials due to their high specific strength and stiffness. Thus, there is significant interest in developing iron and steel matrix composites and evaluating their dynamic behaviors due to their potential for use in the automotive industry. The goal of the research described in this paper is to study the usage of this new steel family in the manufacture of light structures. Therefore, titanium diboride TiB2 reinforced steel matrix composites were characterized by optical and scanning electron microscopy. The dynamic behaviours of the base metal and welded specimens were tested under impact crash test conditions.


2021 ◽  
Vol 47 (2) ◽  
pp. 2329-2337
Author(s):  
Wen Gao ◽  
Yang Zhou ◽  
Xiaonan Han ◽  
Shibo Li ◽  
Zhenying Huang

2012 ◽  
Vol 40 ◽  
pp. 64-69 ◽  
Author(s):  
Yunhong Liang ◽  
Zhiwu Han ◽  
Zhihui Zhang ◽  
Xiujuan Li ◽  
Luquan Ren

2006 ◽  
Vol 422 (1-2) ◽  
pp. 339-345 ◽  
Author(s):  
Y. Wang ◽  
Z.Q. Zhang ◽  
H.Y. Wang ◽  
B.X. Ma ◽  
Q.C. Jiang

2005 ◽  
Vol 391 (1-2) ◽  
pp. 55-59 ◽  
Author(s):  
H.Y. Wang ◽  
Q.C. Jiang ◽  
B.X. Ma ◽  
Y. Wang ◽  
F. Zhao

2014 ◽  
Vol 2 (3) ◽  
pp. 281-288 ◽  
Author(s):  
Yunhong Liang ◽  
Qian Zhao ◽  
Zhihui Zhang ◽  
Xiujuan Li ◽  
Luquan Ren

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