High Temperature Strain of Metals and Alloys Part 1 ppt
High Temperature Strain of Metals and Alloys Part 1 ppt
... Republic of Germany
Printed on acid-free paper
ISBN -13 : 978-3-527- 313 38-9
ISBN -10 : 3-527- 313 38-9
Valim Levitin
High Temperature Strain
of Metals and Alloys
High Temperature Strain of Metals and Alloys, ... Deformation of Some Refractory Metals 14 3
8 .1 The Creep Behavior 14 3
8.2 Alloys of Refractory Metals 14 9
8.3 Summary 15 5
Supplements...
High Temperature Strain of Metals and Alloys Part 2 pptx
... rest
EI698 0.08 14 .0 1. 65 2.70 – 2.99 – 0.003 2.04 rest
EI867 0.02 9.5 4.47 – 5.26 9.82 5 .12 0.020 – rest
EP199 0.05 19 .8 2 .14 1. 42 9 .10 4.54 – 0.008 – rest
High Temperature Strain of Metals and Alloys, ... been
determined by the X-ray method at high temperatures.
Pure metals, solid solutions and nickel-based superalloys have been stud-
ied.
High Temperature...
High Temperature Strain of Metals and Alloys Part 3 pdf
... 4.4
2.6 12 .8 2.2 4.3
V 0.55 12 06 3.7 17 .2 1. 6 4.5
4.2 19 .6 1. 4 4.6
1. 3 5.9 1. 8 4 .1
0.60 13 18 1. 7 7.8 1. 5 5.6
2 .1 9.8 1. 2 5 .1
0.7 6.0 1. 5 3.8
0. 51 923 1. 3 11 .0 1. 6 4.4
Fe 1. 7 14 .0 0.8 4.5
0.4 3.0 1. 5 ... 3.3
12 .0 44 .1 1.2 3.3
4.6 17 .2 1. 5 2.4
Nb 0.55 15 08 7.2 27.0 1. 3 2.5
7.6 28.4 1. 1 3.4
2 .1 7.8 1. 6 2.2
0.60 16 45 2.6 9.8 1. 3...
High Temperature Strain of Metals and Alloys Part 4 ppsx
... ˙ε, 10
−7
s
1
V, nm s
1
˙ε, 10
−7
s
1
Ni+9.9Al 723 12 5 52 1. 4 4.3 2.2
202 34 10 .1 7.6 11 .5
873 70 54 0.9 2.8 1. 0
13 6 33 13 .9 8.2 13 .0
Ni+9.5W 873 13 8 41 5.6 12 .0 7.8
17 0 33 17 .6 8.6 26.0
10 23 ... in the literature, e.g. [ 21, 22]. For example, E
v
=2.56 ×
10
19
Jat.
1
, U
v
=1. 92 × 10
19
Jat.
1
for α-iron, and 2.88 × 10
19
Jat.
1
an...
High Temperature Strain of Metals and Alloys Part 5 pdf
... 12 0
◦
60
◦
a
2
[11 0]
√
2
2
[11 0] 0
◦
a
2
[
¯
11 0]
√
2
2
[ 011 ] 60
◦
b.c.c. {11 0} 90
◦
a
2
[11 1]
√
2
2
[11 0] 35.3
◦
a
2
[1
¯
11 ]
√
2
2
[1
¯
10 ] 35.3
◦
73.2
◦
a
2
[11 1]
√
2
2
[
¯
1
¯
10 ] 14 4.7
◦
a
2
[1
¯
11 ]
√
6
6
[1
¯
21] ... 90
◦
a
2
[11 0]
√
2
2
[11 0] 0
◦
a
2
[
¯
11 0]
√
2
2
[
¯
11 0] 0
◦
60
◦
a
2
[11 0]
√
2
2
[11 0] 0
◦
a
2
[10
¯
1]...
High Temperature Strain of Metals and Alloys Part 6 doc
... are of the same order,
10
11
m
−2
. For examplethemeasured density is (1. 3–9.5) × 10
11
m
−2
in nickel,
(1. 6–5.3) × 10
11
m
−2
in niobium and so on.
From Figs. 5.9 and 5 .10 it can be seen that ... differently.
The density of mobile dislocations increases during the high- temperature
strain from 2 10
8
m
−2
to (4.0–4.5) 10
11
m
−2
. Experimental data have the
same...
High Temperature Strain of Metals and Alloys Part 7 pot
... 6.
σ
2
/σ
1
, ∆U, 10
19
Jat.
1
Ref.
T , K MPa/MPa N
2
/N
1
10
10
10
11
10
12
923 600/400 30.3 3.56 3.87 4 .18 author
10 23 280/80 11 5 .1 3.68 4. 01 4.33 35
973 360/280 6.0 3.97 4.28 4.59 37
10 23 320/200 ... range 10
10
10
12
m
−2
, most likely 10
12
m
−2
.
Applying Eq. (6 .14 ) for tests of the same superalloy under two stresses σ
1
and σ
2
and denoting...
High Temperature Strain of Metals and Alloys Part 8 docx
... [ 011 ] 0. 41
[10 1] 0. 41
[
¯
11 0] 0
(1
¯
11 ) [ 011 ] 0. 41
[
¯
10 1] 0. 41
[11 0] 0
[
¯
11 1] (11 1) [
¯
11 0] 0.27 a/2[
¯
11 0] → a/6[
¯
12 1] + a/6[
¯
21
¯
1]
+APB
[
¯
10 1] 0.27
[0
¯
11 ] 0
[11 1] (
¯
11 1) [11 0] ... [
¯
10 1] 0. 41 a/2[
¯
10 1] → a/6[
¯
11 2] + a/6[
¯
2
¯
11 ]+APB
[0
¯
11 ] 0. 41
[11 0] 0
(
¯
11 1) [0
¯
11 ] 0. 41 a/2[0
¯
11 ] → a/3 [1...
High Temperature Strain of Metals and Alloys Part 9 potx
... mode of lattice deformation of
CMSX-4 superalloy changes from {11 1} < 11 2 > at 10 23K to {11 1} < 11 0 >
at 12 23K. The authors suggest that the occurrence of {11 1} < 11 2 > and
{11 1} ... proposed:
a/2 (11 1)[ 01
¯
1] + a/2 (1
¯
11 )[ 011 ] → a[ 010 ] (7.3)
or
a/2 (11 1)[ 01
¯
1] + a/2 (1
¯
11 )[0
¯
1
¯
1] → a[00
¯
1] (7.4)
The separation distanc...
High Temperature Strain of Metals and Alloys Part 11 docx
... 2.0 – –
EI867 9.5 4.5 – 9.8 5.3 5 .1 – – – –
EP199 19 .8 2 .1 1.4 4.5 9 .1 – – – – –
ZhS6UVI 9.4 5.6 2.5 1. 5 10 .1 9.6 – 1. 1 – 0.5Hf
ZhS26VI 5.0 5.8 0.9 1. 1 11 .5 8.9 – 1. 4 – 0.9V
Rene N5 7.0 6.2 – 2.0 ... plane of type {11 1} in the < 11 0 > direction. The
Burgers vector is e.g.
b = a/2 [11 0]. The dissociation happens according to
the reaction
a
2
[11 0] =
a
6
[1...
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