CBEMS 155L Mechanical Behavior Laboratory (2012-2013)

CBEMS 155L Mechanical Behavior Laboratory

(Required for MSE.)
Catalog Data:

CBEMS 155L Mechanical Behavior Laboratory (Credit Units: 1) Introduction to experimental techniques to characterize mechanical properties of materials. Emphasis on the correlations between property and microstructure. Experiments include: plastic stability in tension, effect of grain size and flow stress at low and high temperatures, strain rate effects, impact test, superplasticity, creep of materials. Corequisite: CBEMS155. Prerequisite: ENGR54. (Design units: 0)

Required Textbook:
. Edition, , 1969, ISBN-13 978-0521866750.

Recommended Textbook:
  • Beer and Johnston, Mechanicals of Materials, 2nd Edition, McGraw-Hill
  • Dieter, Mechanical Metallurgy, 2nd Edition, McGraw-Hill
Farghalli A. Mohamed
Relationship to Student Outcomes
This course relates to Student Outcomes: EAC a, EAC b, EAC d, EAC f, EAC g, EAC i.
Course Learning Outcomes. Students will:

1. Apply background in chemistry and science and fundamentals in Mathematics and engineering in: Differences in the Mechanical behavior of various classes of materials Calculating work hardening coefficient and demonstrating the necking condition Establishing the relationship between grain size and stress at low and high temperatures Evaluating parameters influencing impact behavior Evaluating high temperature deformation characteristics Observation of dislocations Analyzing superplasticity Applying statistical considerations to obtain plots and analyze data (EAC a)

2. Design and conduct experiments, and analyze and interpret data appropriately in the selection and design of advanced material systems (EAC b)

3. Function on multi-disciplinary teams (EAC d)

4. Understand and deal with issues of professional and ethical responsibility in performing tests and reporting results (EAC f)

5. Communicate effectively, both orally and in writing, regarding scientific and engineering principles (EAC g)

6. Recognize the need for life-long learning in order to remain effective as a scientist or engineer (EAC i)

Prerequisites by Topic

General Background in Materials Science and Engineering

Lecture Topics:


Class Schedule:

Meets for 3 hours of laboratory each week for 10 weeks.

Computer Usage:

Computer usage is required for data analysis.

Laboratory Projects:
  • Differences in the mechanical behavior of various materials (2 lab periods)
  • Plastic instability and strain-hardening exponent (1 lab periods)
  • Grain size effects (1 lab period)
  • Effect of surface flaws on brittle materials (1 lab period)
  • Impact test (1 period)
  • High temperature deformation and microstructure (2 lab periods)
  • Materials Selection (2 lab periods/including oral presentation)
Professional Component

This course is designed to contribute to the students’ knowledge of experimental techniques that are used to characterize the properties of engineering material. Emphasis is placed on communication and working in teams.

Design Content Description


Laboratory Portion:
Grading Criteria:
  • 75% Laboratory exercises and reports
  • 15% Quizzes
  • 10% Presentation
  • 100% Total
Estimated ABET Category Content:

Mathematics and Basic Science: 0.0 credit units

Computing: 0.0 credit units

Engineering Topics: 1.0 credit units

Engineering Science: 1.0 credit units

Engineering Design: 0.0 credit units

October 1, 2014
Senate Approved:
February 19, 2008
Approved Effective:
2008 Spring Qtr