Thermal Coating Characterization Using Thermoelasticity

Author(s):  
Christopher S. Welch ◽  
Michael J. Zickel
Keyword(s):  
Author(s):  
Zh G Kovalevskaya ◽  
E A Kovalevskiy ◽  
M A Khimich

2018 ◽  
Vol 226 ◽  
pp. 01015
Author(s):  
Evgeniy A. Chaschin ◽  
Konstantin I. Kurganov ◽  
Andrey A. Mitrofanov ◽  
Andrey H. Kharakhashev ◽  
Mikhail M. Klimov

The results of the researches which determine the dependence of gas-thermal coating porosity on the laser radiation parameters are given in the article. The coatings which are based on the metallic (PN-85-U-15) and non-metallic (Al2O3) components were analyzed. The quantitative assessment of porosity modification were realized by means of the based on Visual Studio 2008 program. This image processing program allows to compare the microstructure of the occupied by pores and coating material areas pixel-by-pixel. It has been established that the action of laser radiation leads to reduction of average porosity of gas-thermal coating. This reduction is: 1. the porosity in the initial position for coating of a PN 85-U-15-based alloy is 17%; after the laser treatment it’s 5-8%; 2.- the porosity in the initial position for ceramic coating of Al2O3is 24,5%; after the laser treatment it’s 15-18%.


2016 ◽  
Vol 120 ◽  
pp. 287-293 ◽  
Author(s):  
Raj Kumar Bera ◽  
Subodh Gautam Mhaisalkar ◽  
Daniel Mandler ◽  
Shlomo Magdassi

2020 ◽  
pp. 127316
Author(s):  
Meng Wang ◽  
Tinghan Yang ◽  
Guoliang Cao ◽  
Xin Wang ◽  
Zishuai Jiang ◽  
...  

Metallurgist ◽  
2018 ◽  
Vol 62 (7-8) ◽  
pp. 707-713
Author(s):  
R. D. Bakaeva ◽  
L. Kh. Baldaev ◽  
D. Z. Ishmukhametov ◽  
A. Yu. Rashkovskii

2014 ◽  
Vol 12 ◽  
pp. 329-333 ◽  
Author(s):  
Daniel Dragomir-Stanciu ◽  
Cezar Oprişan ◽  
Gelu Ianuş ◽  
Ionuţ Vasile Crîşmaru

1986 ◽  
Vol 25 (6) ◽  
pp. 476-480
Author(s):  
D. M. Karpinos ◽  
V. G. Zil'berberg ◽  
N. I. Kirkun

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