Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Jin-Quan Sun"'
Autor:
Tong Shi, Jin-Quan Sun, Xing-Wei Wang, Qing-Kun He, Jin-Wei Si, Dong-Rui Wang, Kun Xie, Wen-Sheng Li
Publikováno v:
Vacuum. 202:111216
Publikováno v:
Engineering Failure Analysis. 93:289-299
The assessment methods and main influencing factors of the chain lifespan were investigated in this paper based on the fact that the lifespan of slag removal chains ranges from 2 to 5 years. Dry-sliding tests were employed to study four different cha
Autor:
Xingwei Wang, Qingkun He, Kun Xie, Xiang Gao, Zhongyu Liu, Guozhi Liu, Qiancheng Liu, Jin-Quan Sun
Publikováno v:
Applied Surface Science. 456:457-463
Ag nanocrystallines were prepared by a wet chemical technique and used as precoating materials on an AISI 304 stainless steel surface. Silver coating with a metal-like appearance was obtained via Ag nanocrystalline in-situ growth in a hydrogen atmosp
Publikováno v:
Engineering Failure Analysis. 89:37-45
The tungsten carbide bearing (TC bearing) is the main factor affecting the safety and durability of a screw-drilling tool. The TC bearing transmits torque and is subjected to severe radial shock, contact fatigue and corrosion. The failure of TC beari
Publikováno v:
Transactions of Nonferrous Metals Society of China. 25:30-35
The surface of AZ91D magnesium alloy was remelted by plasma beam. The microstructure, composition, hardness, wear and corrosion resistance of the plasma remelted layer (PRL) were characterized. The results show that there is extremely fine and dendri
Publikováno v:
Materials Research Express. 6:116588
Publikováno v:
Materials Science Forum. 686:197-201
Laser cladding of Ni-based alloy on Mg-alloy was achieved by using brass as transition layer on substrate. The Ni-based alloy layer free of cracks and porosities was bonded metallurgically with the Mg substrate using brass as the transitional layer.
Publikováno v:
Materials Science Forum. 686:382-387
In this work, an attempt has been made to improve the wear and abrasion properties of AM60 magnesium alloy by surface modification using a self-designed plasma generator as thermal source. The influence of surface modification on the microstructure a
Microstructure and Corrosion Resistance of AM60 Magnesium Alloy Modified by Plasma Surface Treatment
Publikováno v:
Materials Science Forum. 686:230-234
Fine single solid solution α-Mg phases with an average grain size of less than 5 um was obtained in the melting layer of the surface of AM60 Mg alloy by means of plasma beam treatment. The influence of the plasma parameter on both the melting depth
Publikováno v:
Catalysis Today. 158:205-208
In this paper, the gaseous nitriding at lower temperature and nitriding mechanism from a surface catalysis were studied. Alloy cast iron supported by catalysts on its surface were prepared by alternating currents precipitation way (ACPW) which genera