MET 212 - Heat Treatment

Credits: 3
Lecture Contact Hours: 2
Lab Contact Hours: 2
Description: This course explores the application of phase diagrams, time-temperature-transformation diagrams, thermal treatments and metallography to predict, control and characterize equilibrium and non-equilibrium structures resulting from thermally activated diffusive and displacive phase transformations.

Prerequisites: MET 153.
Corequisites: None.
Recommended: None.

Course Category: Occupational
This Course is Typically Offered: Fall Only
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Course Competencies

Demonstrate practical heat treatment laboratory skills based on standard industry practices.
Demonstrate heat treatment laboratory citizenship skills (safety consciousness, quality focus, teamwork, ethical behavior).
Demonstrate laboratory notebook and report writing skills.
Explain the basic types of metallurgical transformations shown on equilibrium phase diagrams.
Explain the basic heat treating processes, including annealing, normalizing, hardening and stress relieving.
Produce equilibrium and non-equilibrium structures in steel.
Distinguish the transformation paths for equilibrium and non-equilibrium structures.
Explain why Martensite does not appear on the iron-iron carbide binary equilibrium phase diagram.
Explore the role of diffusion in nucleation and growth processes.
Explain the effect of alloying on the microstructures of plain carbon, alloy and specialty steels.
Explain the effect of alloying on the microstructures of aluminum alloys.
Explain the interplay of time and temperature on transformations and resulting microstructures of steel and aluminum.
Explain the differences between surface hardening and case hardening of steel.
Conduct the Jominy hardenability test.
Examine precipitation hardening in non-ferrous alloys.