Volume 05 - Surface Engineering Part 10 ppsx
Volume 05 - Surface Engineering Part 10 ppsx
...
Laser CVD.
Thermal-laser CVD (Ref 12),
Fig. 6 Typical inert-atmosphere and/or low-pressure plasma chamber. Courtesy of Metco, Inc.
Fig. 5 Plasma spray process. Courtesy of Praxair Surface Technologies, ... CVD reactor
Plasma CVD
A large variety of free-standing structures
Ultrafine Powders by CVD.
•
•
Fig. 10 Recommended shapes for carbide and high-
speed steel cutting tools used in...
Volume 05 - Surface Engineering Part 2 ppsx
...
Time, s
1 0-1 5 sulfuric plus 0-4 hydrofluoric
5 0-6 5
12 0-1 50
2 0-6 0 Ferritic
5-1 0 nitric plus 0. 2-1 hydrofluoric 5 0-6 5
12 0-1 50
2 0-6 0
Austenitic
1 0-1 5 sulfuric plus 0-4 hydrofluoric ... dip
(d)
1 8-2 0 NaOH, 4-6 KMnO
4
(e)
7 1-9 3 16 0-2 00 20 min to 8 h
(f)
Water rinse
(c)
. . . Ambient Ambient . . .
Sulfuric...
Volume 05 - Surface Engineering Part 3 ppsx
... °F
expansion,
10
-6
/K
MPa ksi GPa 10
6
psi
MPa ksi
Ceramics
Metals
Polymer
d
μ
μ
μ
Table 6 Estimated ti
me required for plating copper (valence 1) to a given thickness at 100 % cathode
efficiency
Thickness
... (A/ft
2
)
μ
μ
Table 2 Fatigue life performance obtained by parts finished using various methods
Operation Endurance limit in bending
(10
7
cycles), MPa (ksi)
Relativ...
Volume 05 - Surface Engineering Part 1 pot
... methylene
chloride
1 0-
38
(b)
5 0-
100
(b)
Good ventilation and protective
clothing. Must be approved for
high-strength steels
Steel Immersion Low viscosity
(c)
1 0-
38
(b)
5 0-
100
(b)
Good ... Case (193 1-1 933) (Member 192 7-1 933)
• T.D. Cooper (198 4-1 986) (Member 198 1-1 986)
• E.O. Dixon (195 2-1 954) (Member 194 7-1 955)
• R.L. Dowdell (1...
Volume 05 - Surface Engineering Part 4 docx
... 3 0-4 1 4. 0-5 .5 20 2.7 1 5-2 8 2. 0-3 .7
Sodium hydroxide 79 10. 5 6 8- 105
9. 0-1 4.0 75 10. 0 6 0-9 0 8. 0-1 2.0
Sodium carbonate 15 2.0 1 5-6 0 2. 0-8 .0 15 2.0 1 5-6 0 2. 0-8 .0
Sodium polysulfide 2 0.3 2-3 ...
10. 0-1 5.1
45 6.0 3 8-5 7 5. 0-7 .6
Sodium hydroxide 79 10. 5 6 8- 105
9. 0-1 4.0 75 10. 0 6 0-9 0 8. 0-1 2.0
Ra...
Volume 05 - Surface Engineering Part 5 ppt
... conditions
pH 8. 5-1 0 8-1 0 4-6 4. 3-4 .6 4. 5-5 .5 4. 5-5 .5
Temperature, °C (°F) 9 0-9 5
(19 5- 205)
9 0-9 5
(19 5- 205)
8 8-9 5
(19 0- 205)
8 8-9 5
(19 0- 205)
8 8-9 5
(19 0- 205)
8 8-9 5
(19 0- 205)
Plating ... copper 7 5-1 80 3-7 10 h
Aircraft engine parts Nickel-based alloys, high strength steel
7 5-1 80 3...
Volume 05 - Surface Engineering Part 6 potx
... NaCN;
75.2 g/L (10 oz/gal) NaOH; 2.0-to-1 to 2.75-to-
1 ratios of NaCN to zinc. Temperature: 30 °C (86 °F). (b) Effect
of zinc metal content. 60.1, 75.2, and 90.2 g/L (8, 10, and 12 oz/gal) ... oz/gal) Zn (CN); 43.7, 54.6, and 65.5 g/L (5.82,
7.27, and 8.72 oz/gal) NaCN; 75.2 g/L (10 oz/gal) NaOH; 2.75-to-
1 ratio of NaCN to zinc. Temperature: 30 °C
(86 °F). (c) Effect of NaOH content....
Volume 05 - Surface Engineering Part 7 docx
... Taber abraser resistance of different engineering coatings
Heat treatment
for 1 h
Coating
°C °F
Taber wear
index,
mg /100 0
cycles
(a)
Carbon and low-alloy steel
Alloy steel ... mechanical properties of electroless nickel-boron and nickel-phosphorus deposits
Property Electroless
nickel-
boron
(a)
Electroless
nickel-
phosphorus
(b)
μΩ
μ μ
... coatings in various...
Volume 05 - Surface Engineering Part 8 pptx
... forming
Area Coating weightPart
(a)
Steel
m
2
ft
2
g/m
2
oz/ft
2
× 10
-
2
Production,
pieces/h
Sequence
of
operations
Table 2 Compositions and physical properties of lead-base babbitts
Compressive ... °F)
At 100
°C
(212 °F)
°C °F °C °F °C °F
Zinc Handbook: Properties, Processing, and Use in Design,
Wear Resistance
Table 5 Parts immersion coated with manganese phosphate for wear...
Volume 05 - Surface Engineering Part 9 potx
...
x
ftgalspreading
x
=
Table 10 Theoretical spreading rate for coatings
13 μm (0.5 mil) 25 μm (1.0 mil) 38 μm (1.5 mils) 51 μm (2.0 mils) 64 μm (2.5 mils) 76 μm (3.0 mils )Volume
solids, %
m
2
/L ... (9) Dryoff. (10) Curing oven. (11) Deionized quench for cooling. (12) Offload area. (13)
Source for direct current. (14) To anodes in paint bath. (15) To work on conveyor. (16) Particl
e filt...