Question: (a) Using Figure 8.31 compute the rupture lifetime for an S-590 alloy that is exposed to a tensile stress of 400 MPa at 815oC. (b)

(a) Using Figure 8.31 compute the rupture lifetime for an S-590 alloy that is exposed to a tensile stress of 400 MPa at 815oC.

(b) Compare this value to the one determined from the Larson-Miller plot of Figure 8.33, which is for this same S-590 alloy?

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