Catalog Description:

• EOC 3150: Strength of Materials.
  Mechanical properties of engineering materials; analysis of stress and strain, shear, bending moment and torsional moment; deformation of elastic materials; stability of column and thin shells.

Pre-requisites:

• Static analysis of force systems (grade C or better in each).

Textbook:

• Mechanics of Materials, 4th ed. 2000, by Hibbeler, R. C., Prentice Hall.

Coordinator:

• Yan Yong, Department of Ocean Engineering.

Goals:

• To give ocean engineering students the ability to perform the strength, deformation, and stability analysis of simple structural design.

Course Topics:

1. Definition of tension, compression, and shear.
2. Hook’s law, and elastoplastic materials.
3. Elastic and plastic behaviors.
4. Pure bending, neutral axis, and axisymmetric and eccentric loading.
5. Transverse loading, thin wall members, and shear center.
6. Shear-strain transformation and Mohr’s circle.
7. Design of beams and shafts.
8. Composite materials.
9. Deflection-integration method and superposition method.
10. Deflection-moments area method.
11. Energy methods and Castigliano’s thoeorem.
12. Stability of columns and Euler’s method.

Laboratory & Computer Projects:

• Four laboratory experiments on tension, bending, composite materials, and column stability.

Grading Policy:

(Homework, Laboratory, and Tests)

• Design and laboratory assignments -- 12%
• 10 quizzes -- 20%
• 3 tests -- 36%
• Final examination -- 26%
• Portfolio* -- 6%
  *Based on completeness and neatness.

Course Outcomes:

1. An ability to analyze stresses in bars, torsional members and beams.
2. An ability to apply knowledge of strain-stress behaviors and theory of failures for various materials.
3. An ability to perform stress transformation and identify critical stresses and their locations.
4. An ability to determine displacements of elastic members and analyze indeterminate systems.