High Temperature Erosion Behavior of Mo-Si-Ni-Al Metal-Ceramic Composite Cladding Layer Produced by TIG Welding

2011 ◽  
Vol 189-193 ◽  
pp. 321-327
Author(s):  
Chao Zheng ◽  
Zong De Liu ◽  
Li Ping Zhao ◽  
Yong Tian Wang

In this paper, the Mo-Si-Ni-Al metal-ceramic composite cladding layer on the surface of the 304 stainless steel was applied by using tungsten inert gas (TIG) method. The phase composition and microstructure of the cladding layer were characterized by XRD, SEM and EDS. With the high temperature erosion experiment in the range of 873-1073 K, the erosion behavior of the Mo-Si-Ni-Al cladding layer was studied. The maximum total mass loss was observed in the specimen, which was tested at 923 K and 45°erosion angle. The high temperature erosion mechanism of the Mo-Si-Ni-Al cladding layer was discussed.

Author(s):  
Yu. A. Balinova ◽  
D. V. Graschenkov ◽  
A. A. Shavnev ◽  
V. G. Babashov ◽  
A. S. Chaynikova ◽  
...  

This paper describes achievements of the All-Russian Scientific Research Institute of Aviation Materials in the field of creating high-temperature heat-shielding, ceramic and metal-ceramic composite materials. The advantages and prospects of applying the developed materials in the manufacturing of structural elements of aircraft and friction joints are discussed. The synthesis features and basic properties of metal-ceramic composite materials based on light alloys, refractory metal matrices, ceramic composite materials for use in heavily loaded structural elements of modern aircraft are presented. The main achievements in the field of heat-shielding materials based on refractory oxide fibres are presented, along with their properties and application in new-generation aircrafts.


2017 ◽  
Vol 43 (12) ◽  
pp. 8982-8988 ◽  
Author(s):  
Sandan Kumar Sharma ◽  
Yashpal ◽  
Ashish W. Selokar ◽  
B. Venkata Manoj Kumar ◽  
T. Venkateswaran

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