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Creep and Stress Rupture Strength

HR-235® Solution Annealed Plate*

Temperature Creep Approximate Initial Stress to Produce Specified Creep in:
°F °C % 100 h 1000 h
ksi MPa ksi MPa
1000 538 1 57 393 45 310
Rupture 81 558 58 400
1100 593 1 40 276 30 207
Rupture 56 386 38 262
1200 649 1 27 186 19 131
Rupture 38 262 24 165
1300 704 1 17 117 11 76
Rupture 25 172 15 103
1400 760 1 10 69 6 41
Rupture 16 110 9 62
1500 816 1 6 41 4 28
Rupture 10 69 6 41
1600 871 1 4 28 2 14
Rupture 6 41 4 28
1700 927 1 2 14 1 7
Rupture 4 28 2 14

*Preliminary data

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