Undergraduate - UnitMTE2546 - Mechanics of materials

This unit entry is for students who completed this unit in 2014 only. For students planning to study the unit, please refer to the unit indexes in the the current edition of the Handbook. If you have any queries contact the managing faculty for your course or area of study.

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6 points, SCA Band 2, 0.125 EFTSL

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Level	Undergraduate
Faculty	Faculty of Engineering
Organisational Unit	Department of Materials Engineering
Offered	Clayton First semester 2014 (Day)
Coordinator(s)	R Lapovok

Synopsis

Normal and shear stresses in three dimensions. Mohrs circle for stress in two and three dimensions. Strain state analysis, normal, shear , principal and volumetric strains. Invariants of stress and strain. Linear elasticity. Visco-elasticity. Yielding criteria. Strain rate and temperature effects. Power-law deformation. Work hardening and hardening coefficient. True and engineering stress strain curves. Influence of the loading path on mechanical properties. Brittle failure. Yielding and yield point phenomena. Stress concentrations. Irwin analysis of stress around a crack. Fracture toughness. Griffith analysis. Phenomenological and classical theories of fracture.

Outcomes

An understanding of stress and elastic strain
knowledge on elastic, visco-elastic and plastic deformation of materials
appreciation of mechanical testing techniques
basic knowledge on the fracture mechanics of materials.

Assessment

Examination (3 hours): 60%
Assignments: 30%
Laboratory work: 10%

Chief examiner(s)

Assoc Professor Nick Birbilis

Workload requirements

36 lecture/practice classes, 3 laboratory experiments