prof. Riccardo Donnini
High temperature issues in energy and industrial applications and the role of the metallic materials. Creep, stress relaxation, low and high cycle fatigue, thermo-mechanical fatigue, fracture mechanics: description, intepretation and practical aspects. High temperature plastic deformation: the microstructural phenomena and their effects on the manufacturing processes. Mechanical testing at high temperature: experimental procedures and standards for creep test, stress relaxation test, fatigue test, thermo-machanical test. Constitutive equations of metalic materials at high temperature: description and intepretation. Remarks on principal metallic alloys and their performances at high temperature. High performance metallic alloys: nickel based superalloys, high alloy steels, metal matrix composites.