Surface Engineering of Metals - Principles, Equipment and Technologies Part 11 potx
Surface Engineering of Metals - Principles, Equipment and Technologies Part 11 potx
... three-dimensional surface structure and on the type of material of the
external zone of the superficial layer and they characterize a set of geo-
metric-material properties of the real surface and ... - strengthening of the
middle zone; s - residual stresses in the superficial layer; S
f
- flaws of the superficial
layer; 1 - microfracture; 2- fissur...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 1 potx
... improvement of structural materials
2.2 Surface engineering today
2.2.1 General areas of activity of surface engineering
2.2.2 Significance of surface engineering
2.3 Directions of development of ... and chromium-nickel steels, chromium and
chromium-tungsten steels, high speed steels, high chromium cast irons, al-
loys such as Co-Cr-W, Ni-Cr-B, Ni-Mo and s...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 2 potx
... plasma); applica-
tion of different methods of burnishing to replace heat and thermo-chemi-
cal treatment.
3. Reduction of the share of material and raw material consuming meth-
ods of surface layer ... techniques of surface enhance-
ment.
2.2 Surface engineering today
2.2.1 General areas of activity of surface engineering
During the past fifteen or so years a...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 9 potx
... with
hardnesses of 29, 72 and 76 HRF correspondingly; 4, 5, 6, 7 - medium-soft materials: 4 -
90%Cu-10%Sn bronze - 80 HRF; 5 - 70%Cu-30%Zn cartridge bronze - 98 HRF; 6 - 82%Cu-
18%Al ambralloy bronze - 98 ...
Hydrogen
+carbon
RPI-15(Poland) 5-3 0 0. 3-1 .0 1-6 10
12
-1 0
15
Deuterium or
nitrogen
Ionotron-86(Poland) 5-2 0 1 2-5 .6 10
13
-1 0
1...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 20 potx
... application of raw materials in the form of pure metals
and gases, in place of often harmful compounds.
– Broad possibilities of choice of coating materials, thus broad range of
properties of deposited ... pale golden 230 0-3 200
HfN yellow-green 270 0-3 100
Ti(C
x
N
1-x
) (for x = 0.05 −50) reddish-golden-brown 245 0-2 900
Zr (C
x
N1-x) (for x = 0.05
−20) golden 325...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 3 pptx
... focusing below surface of mate-
rial; b) focusing on surface of material; c) focusing above surface of material; 1 - elec-
tron beam; 2 - beam focus point; 3 - electron spot; 4 - surface of treated ... lens; 8 -
vacuum pump; 9 - condensing lens; 10 - deflecting system; 11 - work chamber; 12 -
treated object; 13 - x-y stage; 14 - el...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 4 pptx
... scratches and crevices.
A measure of undersaturation of adhesion forces between molecules of
a solid - both inside and on the surface - is surface energy. It is an insepa-
rable property of the surface ... solid surface - of a tool, of a part of a machine, of an element or
even of a finished product - has for many years been the object of phys...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 5 pot
... mirror; 2 - inflow of gas mixture; 3
- outlet of gas mixture; 4 - inlet for cooling water; 5 - outlet for cooling water; 6 -
deflecting mirror; 7 - bellows-type resonator; 8 - electrodes (8’ - anode; ... body; 2 - discharge
zone; 3 - cathode; 4 - totally reflecting mirror; 5 - multi-reflecting, deflecting mirror; 6
- anode; 7 - heat...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 6 doc
... one plane, multi-path heating; e) multi-mode continuous beam; I
- schematic of focusing or oscillation; II - schematic of heating and displacement of
load; III - cross-section of hardened layers, ... profiles of superficial layers following annealing of laser hardened
Russian steels: a) plain carbon; b) alloyed; c) eutectoid; 1 - U8
*
; 2 - U10
*
; 3 - U1...
Surface Engineering of Metals - Principles, Equipment and Technologies Part 7 pdf
... alloys of cobalt [247], titanium, alloys and/ or mix-
tures of: Cr-Ni [251], Cr-B-Ni, Fe-Cr-Mn-C [249], C-Cr-Mn, C-CrW, Mo-Cr-
CrC-Ni-Si [29], Mo-Ni [243], TiC-Al
2
O
3
-Al, TiC- Al
2
O
3
-B
4
C-Al, ... eutectic, com-
posed of:
– metal - non-metal. These are formed by metals of the group I of the
periodic table (Ag, Au) and group VII (Fe, Ni, Co, Pd, Pt, Rh) with non-
metal...