Syllabus MEC331

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Al-Asala Colleges
College of Engineering
Mechanical Engineering Department
Course Syllabus MEC 331
Material Science
Course Description:
Introduction to materials science; Atomic bonding; Structure and characteristics of metals;
polymers and ceramics; Imperfections; Diffusion; Mechanical properties of metals,
polymers, ceramics; Equilibrium-phase diagrams; Microstructures of alloys; Heat
treatments.
Course Book: Callister, W.D., Materials Science and Engineering, 9th Ed.
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Introduction and classification of materials.
The periodic table, bonding forces and energies.
Primary and secondary bonds.
Crystal structures, unit cells.
Metallic crystal structures, density computation.
Polymorphism, crystal systems, crystallographic direction.
Crystallographic planes.
Linear and planar densities & Closed-packed crystal structures.
Single crystals, polycrystalline materials, anisotropy.
Imperfection in solids, point defects, vacancies and selfinterstitials, impurities in solids.
Impurities in solids and specification of compositions
Dislocations-linear defects, interfacial defects.
Diffusion mechanisms, steady-state diffusion.
Non-steady state diffusion.
Factors that influence diffusion.
Concepts of stress and strain
Stress-strain behavior of materials.
Elastic and plastic deformation, tensile properties.
True stress-true strain, elastic recovery during plastic
deformation.
Dislocations and strengthening mechanisms, basic concepts
Slip systems, slip in single crystals and polycrystalline materials
Strengthening by grain size reduction, solid solution hardening.
Strain hardening.
Recovery, recrystallization and grain growth.
Reading
Assignments
1.1 - 1.6
2.1 – 2.5
2.6- 2.8
3.1 – 3.3
3.4 - 3.5
3.6 – 3.9
3.10
3.11 – 3.12
3.13 – 3.15
4.1 – 4.2
4.3 – 4.4
4.5 – 4.7
5.1 – 5.3
5.4
5.5 - 5.6
6.1 – 6.2
6.3 – 6.5
6.6
6.7 – 6.8
7.1 – 7.3
7.4 – 7.6
7.8 – 7.9
7.10
7.11 – 7.13
Exam
1st Major Exam
1
Topic
2nd Major Exam
Lecture #
17
18
19
20
21
22
23
24
25
26
27
28
Phase diagram, solubility limit, microstructure, phase
equilibrium.
Binary isomorphous system.
Interpretation of phase diagrams and Development of
microstructure in isomorphous alloys
Binary Eutectic Systems
Development of microstructure in Eutectic alloys
The iron-iron carbon phase diagram
Development of microstructure in iron-carbon alloys
9.1 – 9.5
Phase transformation, Basic Concepts,
Isothermal Transformation diagrams
Bainite, Spheroidite, Martensite.
Continuous Cooling Transformation diagrams
Mechanical Behavior of iron-carbon alloys
Tempered Materials, review
Ferrous Alloy & Steel.
Cast Irons
Hydrocarbon molecules, polymer molecules
Molecular weight, shape, and structure.
Thermoplastic and thermosetting polymers.
10.1 – 10.5
9.6 – 9.7
9.8 – 9.9
9.11
9.12
9.18
9.19 – 9.20
10.5
10.6
10.7
10.8 – 10.9
11.2
11.2
14.1 – 14.4
14.5 – 14.7
14.9
Grading Policy
1st Major Exam
2nd Major Exam
Final Exam
Lab Exam
Attendance
Quiz
Home-Work
15%
20%
40%
10%
5%
5%
5%
Class Policy
1. Class participation is highly encouraged and will be considered in the final grade.
2. Always come to class with your calculator.
3. Come to class on time. Four lates will be considered as one absence
Instructor
Name: Abdul Aziz Afzal
E-mail: [email protected]
Office: TBA
Final Exam
16
Laboratory Outline
Week #
2
3
4
5
6
7
8
9
10
11
12
13
14
Lab Title
Introduction to the lab
Introduction to experiment report writing
Sample preparation for metallography
Metallographic examination and quantitative measurements
Hardness Measurements
Tension Test- Ductile Materials
Tension Test- Brittle materials
Impact Test
Heat Treatments-1
Heat Treatments-2
Cooling Curve
Recovery and Recrystallization
Final lab exam
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