 | Kandeva-Ivanova M. Advanced tribological coatings for heavy-duty applications: case studies / M.Kandeva-Ivanova, A.Vencl, D.Karastoyanov; Bulg. Acad. of Sciences, Inst. of information a. communication technologies. - Sofia: Prof. Marin Drinov Publishing House of Bulgarian Academy of Sciences, 2016. - 148 p.: ill., tab. - Bibliogr. at the end of the chapters.
- ISBN 978-954-322-858-4
Шифр: (И/К6-K19) 02
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PREFACE ........................................................ 7
Chapter 1 INTRODUCTION ........................................ 9
1.1 Surface engineering ....................................... 9
1.2 Overview of applied coating deposition processes ......... 12
1.2.1 Electroless plating ............................... 14
1.2.2 Hardfacing ........................................ 16
1.2.3 Thermal spraying .................................. 20
1.3 Principles of abrasive and erosive wear .................. 24
1.3.1 Abrasive wear ..................................... 26
1.3.2 Erosive wear ...................................... 31
References to Chapter 1 .................................. 35
Chapter 2 ELECTROLESS NICKEL COMPOSITE COATINGS WITH
NANOPARTICLES ................................................. 38
2.1 Introduction ............................................. 38
2.2 Materials ................................................ 43
2.2.1 Nickel coatings with diamond (D) nanoparticles .... 43
2.2.2 Nickel coatings with silicon carbide (SiC)
nanoparticles ..................................... 44
2.2.3 Nickel coatings with boron nitride (BN)
nanoparticles ..................................... 45
2.3 Experimental details ..................................... 46
2.3.1 Abrasive wear testing ............................. 46
2.3.2 Erosive wear testing .............................. 48
2.4 Results and discussion ................................... 50
2.4.1 Nickel coatings with diamond (D) nanoparticles .... 50
2.4.2 Nickel coatings with silicon carbide (SiC)
nanoparticles ..................................... 62
2.4.3 Nickel coatings with boron nitride (BN)
nanoparticles ..................................... 68
2.5 Conclusions .............................................. 76
References to Chapter 2 .................................. 78
Chapter 3 FERROUS-BASED COATINGS HARDFACED BY GAS METAL ARC
WELDING (GMAW) ................................................ 81
3.1 Introduction ............................................. 81
3.2 Materials ................................................ 83
3.1 Chemical compositions .................................... 83
3.2.2 Optimisation of the deposition parameters and
deposition conditions ............................. 85
3.2.3 Microstructures and hardness ...................... 88
3.3 Experimental details ..................................... 89
3.3.1 Abrasive wear testing ............................. 90
3.3.2 Vibro-abrasive wear testing ....................... 92
3.4 Results and discussion ................................... 95
3.4.1 Abrasive wear testing ............................. 95
3.4.2 Vibro-abrasive wear testing ...................... 102
3.5 Conclusions ............................................. 107
References to Chapter 3 ................................. 108
Chapter 4 HIGH VELOCITY OXYGEN FUEL (HVOF) SUPERALLOY
COATINGS ..................................................... 111
4.1 Introduction ............................................ 111
4.2 Optimisation of the deposition parameters ............... 114
4.2.1 Materials ........................................ 114
4.2.2 Experimental details ............................. 116
4.2.3 Results and discussion ........................... 118
4.3 Abrasive wear testing ................................... 124
4.3.1 Materials and deposition conditions .............. 124
4.3.2 Microstructure, thickness, roughness and
hardness characteristics ......................... 127
4.3.3 Experimental details ............................. 129
4.3.4 Results and discussion ........................... 130
4.4 Erosive wear testing .................................... 137
4.4.1 Materials and deposition conditions .............. 137
4.4.2 Thickness and hardness characteristics ........... 138
4.4.3 Experimental details ............................. 139
4.4.4 Results and discussion ........................... 140
4.5 Conclusions ............................................. 144
References to Chapter 4 ...................................... 145
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