MTE3502

Physical metallurgy

(ENG)

4 points + Two lectures per week plus tutorials + First semester + Clayton + Prerequisites: MTE2501 and MTE2502

Synopsis: Precipitation in Al-based and Ni-based alloys. Nucleation, metastable phases, interface structures. Kinetics. Reversion, precipitate free zones, precipitate distributions. Microstructure control and multi-stage heat treatments. Thermal stability of precipitate systems. Particle coarsening. Martensite: principles and crystallography. Decomposition of austenite. Order/disorder transformations. Microstructural engineering of steels by heat treatment: grain size control, hardenability, TTT and CCT diagrams. Alloy steels; quenching and tempering. Modelling microstructural evolution during heat treatment of non-ferrous alloys and during thermomechanical processing.

Assessment: Examinations: 60% + Assignments: 20% + Laboratory work: 20%