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The document discusses fatigue failures in high-temperature single crystal nickel-base superalloy turbine blades used in the Space Shuttle Main Engine fuel turbopump, highlighting the impact of crystal orientation on crack growth resistance. It presents findings from finite element analysis indicating that controlling crystallographic orientation can significantly enhance fatigue resistance without increasing weight or cost. The study emphasizes the importance of understanding crack initiation and growth me

Author

Mahdi aban

Language

EN