Creep and Stress-Rupture Strengths
Plate- 2050°F (1121°C) Solution-anneal
Test Temperature
|
Creep
|
Approximate Initial Stress to Produce Specified Creep in:
|
100 h
|
1000 h
|
10,000 h
|
100,000 h
|
°F
|
°C
|
%
|
ksi
|
MPa
|
ksi
|
MPa
|
ksi
|
MPa
|
ksi
|
MPa
|
1100
|
593
|
1.0
|
29.4
|
203
|
20.4
|
141
|
14.4*
|
100
|
-
|
-
|
-
|
-
|
Rupture
|
45.5
|
315
|
32.2
|
223
|
22.9
|
158
|
16.3
|
133
|
1200
|
649
|
1.0
|
18.9
|
131
|
12.1
|
91
|
9.3*
|
64
|
-
|
-
|
-
|
-
|
Rupture
|
32.2
|
223
|
22.4
|
154
|
15.6
|
108
|
11.0
|
76
|
1300
|
704
|
1.0
|
12.5
|
86
|
8.7
|
60
|
6.2*
|
43
|
-
|
-
|
-
|
-
|
Rupture
|
22.9
|
158
|
15.7
|
108
|
10.8
|
75
|
7.4
|
51
|
1400
|
760
|
1.0
|
8.5
|
59
|
6.0
|
41
|
4.2*
|
29
|
-
|
-
|
-
|
-
|
Rupture
|
16.4
|
113
|
11.0
|
76
|
7.4
|
51
|
5.0
|
34
|
1500
|
816
|
1.0
|
5.9
|
41
|
4.1
|
28
|
2.9*
|
20
|
-
|
-
|
-
|
-
|
Rupture
|
11.7
|
81
|
7.7
|
53
|
5.1
|
35
|
3.4
|
23
|
1600
|
871
|
1.0
|
4.2
|
29
|
2.9
|
20
|
2.1*
|
14
|
-
|
-
|
-
|
-
|
Rupture
|
8.4
|
58
|
5.5
|
38
|
3.6
|
25
|
2.4
|
17
|
1700
|
927
|
1.0
|
3.0
|
21
|
2.1
|
14
|
1.5*
|
10
|
-
|
-
|
-
|
-
|
Rupture
|
6.1
|
42
|
3.9
|
27
|
2.5
|
17
|
1.6
|
11
|
1800
|
982
|
1.0
|
2.2
|
15
|
1.5
|
10
|
1.1*
|
8
|
-
|
-
|
-
|
-
|
Rupture
|
4.4
|
30
|
2.8
|
19
|
1.8
|
12
|
1.2
|
8
|
*Extrapolation
Sheet, Solution-annealed
Temperature |
Creep |
Approximate Initial Stress to Produce Specified Creep in |
100 Hours |
1,000 Hours |
°F |
°C |
% |
ksi |
MPa |
ksi |
MPa |
1200 |
649 |
0.5 |
16 |
110 |
12.5 |
86 |
1 |
18.5 |
128 |
15 |
103 |
R |
28 |
193 |
20 |
138 |
1300† |
704 |
0.5 |
11.5 |
79 |
9.2 |
63 |
1 |
13.9 |
96 |
10.8 |
74 |
R |
19 |
131 |
14.5 |
100 |
1400 |
760 |
0.5 |
8.5 |
59 |
6.8* |
47* |
1 |
9.9 |
68 |
8.2* |
57* |
R |
13 |
90 |
9.9 |
68 |
1500 |
816 |
0.5 |
6.2 |
43 |
4.9* |
34* |
1 |
8.2 |
57 |
6.0* |
41* |
R |
9.6 |
66 |
7.9 |
54 |
1600 |
871 |
0.5 |
4.7 |
32 |
3.4* |
23* |
1 |
5.2 |
36 |
4.3* |
30* |
R |
6.8 |
47 |
5.1 |
35 |
1700 |
927 |
0.5 |
3.2 |
22 |
2.1* |
14* |
1 |
3.6 |
25 |
2.7* |
19* |
R |
4.6 |
32 |
3.2 |
22 |
1800 |
982 |
0.5 |
2.1 |
14 |
1.2 |
8.3 |
1 |
2.7 |
19 |
1.6 |
11 |
R |
3.5 |
24 |
2.6 |
18 |
*Significant extrapolation
† Values obtained using Larson-Miller interpolation
Comparative Stress-Rupture Strengths
Test Temperature |
10,000 Hour Rupture Strengths (ksi*) |
°F |
°C |
HR-160® |
RA333® |
800HT |
RA330® |
253 MA |
RA85H |
309 |
310 |
1200 |
649 |
15.6 |
16.5 |
17.5 |
11.0 |
14.0 |
12.0 |
16.0 |
9.3 |
1300 |
704 |
10.8 |
12.0 |
11.0 |
- |
8.5 |
- |
- |
- |
1400 |
760 |
7.4 |
9.2 |
7.3 |
4.3 |
5.2 |
5.0 |
5.45 |
3.9 |
1500 |
816 |
5.1 |
5.7 |
5.2 |
- |
3.75 |
- |
- |
- |
1600 |
871 |
3.6 |
3.1 |
3.5 |
1.7 |
2.5 |
2.1 |
1.86 |
1.65 |
1700 |
927 |
2.5 |
1.8 |
1.9 |
- |
1.65 |
- |
- |
- |
1800 |
982 |
1.8 |
1.05 |
1.2 |
0.63 |
1.15 |
0.9 |
0.63 |
0.69 |
Test Temperature |
100,000 Hour Rupture Strengths (ksi*) |
°F |
°C |
HR-160®** |
RA333® |
800HT |
RA330® |
253 MA |
RA85H |
309 |
310 |
1200 |
649 |
11.0 |
11.5 |
13.0 |
7.6 |
8.7 |
8.0 |
11.6 |
6.5 |
1300 |
704 |
7.4 |
8.4 |
8.0 |
- |
4.6 |
- |
- |
- |
1400 |
760 |
5.0 |
6.5 |
5.3 |
2.7 |
3.9 |
3.2 |
3.8 |
2.6 |
1500 |
816 |
3.4 |
3.7 |
3.7 |
- |
2.1 |
- |
- |
- |
1600 |
871 |
2.4 |
1.9 |
2.5 |
1.0 |
1.45 |
1.3 |
1.25 |
1.06 |
1700 |
927 |
1.6 |
1.05 |
1.2 |
- |
0.97 |
- |
- |
- |
1800 |
982 |
1.2 |
0.58 |
0.8 |
0.33 |
0.7 |
0.5 |
0.41 |
0.42 |
*ksi can be converted to MPa (megapascals) by multiplying 6.895.
**Extrapolation.