Q2/ Steady state creep rate data for nickel at 1000C (1273 K) are given in Table 1: If it is known that the activation energy for creep is 272,000 J/mol, compute the steady state creep rate at a temperature of 850C (1123 K) and a stress level of 25 MPa (3625 psi)? o[MPa (psi)l 10 10 15 (2175) 4.5 (650)
Q2/ Steady state creep rate data for nickel at 1000C (1273 K) are given in Table 1: If it is known that the activation energy for creep is 272,000 J/mol, compute the steady state creep rate at a temperature of 850C (1123 K) and a stress level of 25 MPa (3625 psi)? o[MPa (psi)l 10 10 15 (2175) 4.5 (650)
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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
Transcribed Image Text:Q2/ Steady state creep rate data for nickel at 1000C (1273 K) are given in
Table 1: If it is known that the activation energy for creep is 272,000
J/mol, compute the steady state creep rate at a temperature of 850C (1123
K) and a stress level of 25 MPa (3625 psi)?
i,(s")
o[MPa (psi)l
10
15 (2175)
10
4.5 (650)
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