Question: An alloy is used at relatively low stress. The operating temperature and melting point of the material is 450 K and 1000 K, respectively.

An alloy is used at relatively low stress. The operating temperature and

An alloy is used at relatively low stress. The operating temperature and melting point of the material is 450 K and 1000 K, respectively. (a) Calculate the homologous temperature. (b) Discuss whether dislocation creep or Nabarro-Herring creep/Coble creep will be the main concern. (c) How would grain size come into play in the creep you chose in (a).

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