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| MET3026 | Mechanical Behavior of Materials | 3+0+0 | ECTS:5 | | Year / Semester | Spring Semester | | Level of Course | First Cycle | | Status | Compulsory | | Department | DEPARTMENT of METALLURGICAL and MATERIALS ENGINEERING | | Prerequisites and co-requisites | None | | Mode of Delivery | | | Contact Hours | 14 weeks - 3 hours of lectures per week | | Lecturer | Prof. Dr. Bülent ÖZTÜRK | | Co-Lecturer | PROF. DR. Bülent ÖZTÜRK | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | To teach basic knowledge of deformation mechanisms, dislocation theory, strengthening mechanisms, fatigue, creep, fracture and damping characteristics of materials. |
| Learning Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | LO - 1 : | Learn the concept and types of stress and strain | 1,12 | 1 | | LO - 2 : | Comment on the elastic deformation, plastic deformation mechanisms and yielding criteria | 1,12 | 1 | | LO - 3 : | Explain the dislocation theory and strengthening mechanisms | 1,12 | 1 | | LO - 4 : | Analyze fatigue, creep and fracture behaviour of materials and comment on the design of materials to resist these effects | 1,12 | 1 | | LO - 5 : | Evaluate the damping capacity of engineering materials after learning the principles of anelasticity | 1,12 | 1 | | CTPO : Contribution to programme outcomes, TOA :Type of assessment (1: written exam, 2: Oral exam, 3: Homework assignment, 4: Laboratory exercise/exam, 5: Seminar / presentation, 6: Term paper), LO : Learning Outcome | | |
| Elastic deformation. Deformation mechanisms and deformation energy. Yielding criteria. Dislocation theory. Strengthening mechanismsms. Fatigue. Creep. Fracture. Anelasticity and damping characteristics of materials. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | Introduction, stress and strain concepts | | | Week 2 | Elastic deformation and elastic constants | | | Week 3 | Expressions for the true stress and true strain and yielding criteria | | | Week 4 | Plastic deformation mechanisms | | | Week 5 | Deformation energy | | | Week 6 | Effects of temperature and strain rate on the mechanical properties of materials | | | Week 7 | Derivation of the formulas used for calculation of stress and strain in forming processes | | | Week 8 | Strengthening methods | | | Week 9 | Mid-term exam | | | Week 10 | Strengthening methods continued | | | Week 11 | Fatigue properties of materials | | | Week 12 | Mathemathical expressions for fatigue and designing fatigue resistant materials | | | Week 13 | Creep properties of materials | | | Week 14 | Creep mechanisms and design of creep resistant materials | | | Week 15 | Anelasticity,thermoelastic effect and damping capacity of materials | | | Week 16 | End-of-term exam | | | |
| 1 | Çimenoğlu, H. Kayalı, E. S. 1994; Malzemelerin Yapısı ve Mekanik Davranışları, İTÜ Kimya-Metalurji Fakültesi Yayınları, No 4, İstanbulDieter, G. E. 1976; Mechanical Metallurgy, Second edition, McGraw-Hill Book Company, New York, USA | | | |
| 1 | McClintock, F. A. Argon, A. 1996; Mechanical Behavior of Materials, Addison-Wesley Publishing Company, Inc., USA | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | 02/05/2021 | | 50 | | End-of-term exam | 16 | 28/06/2021 | | 50 | | |
| Student Work Load and its Distribution | | Type of work | Duration (hours pw) | No of weeks / Number of activity | Hours in total per term | | Yüz yüze eğitim | 3 | 14 | 42 | | Sınıf dışı çalışma | 3 | 14 | 42 | | Arasınav için hazırlık | 3 | 8 | 24 | | Arasınav | 1.5 | 1 | 1.5 | | Dönem sonu sınavı için hazırlık | 2 | 6 | 12 | | Dönem sonu sınavı | 1.5 | 1 | 1.5 | | Total work load | | | 123 |
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