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Creep and Stress-Rupture Strength

244 comparative rupture figure

244® Plate, Age-Hardened (Limited Data)

Temperature Creep Approximate Initial Stress to Produce Specified Creep in
10 Hours 100 Hours 1,000 Hours 10,000 Hours
°F °C % ksi MPa ksi MPa ksi MPa ksi MPa
1200 649 1 - - 92 634 75 517 58* 400*
R 102 703 93 641 84 579 65 448
1300 704 1 80 552 62 427 49 338 35 241
R 92 634 74 510 58 400 39 269
1400 760 1 47 324 34 234 25 172 13* 90*
R 58 400 43 296 30 207 18 124

*Significant extrapolation

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