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| SEC 440 | Mechanical Behaviour of Materials | 3+0+0 | ECTS:4 | | Year / Semester | Spring Semester | | Level of Course | First Cycle | | Status | Elective | | Department | DEPARTMENT of MECHANICAL ENGINEERING | | Prerequisites and co-requisites | None | | Mode of Delivery | Face to face | | Contact Hours | 14 weeks - 3 hours of lectures per week | | Lecturer | Prof. Dr. Yasin ALEMDAĞ | | Co-Lecturer | None | | 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 | 1,3 | 1,6 | | LO - 2 : | comment on the elastic deformation, plastic deformation mechanisms and yielding criteria | 1,3 | 1,6 | | LO - 3 : | explain the dislocation theory and strengthening mechanisms | 1,3 | 1,6 | | LO - 4 : | analyze fatigue, creep and fracture behaviour of materials and comment on the design of materials to resist these effects | 1,3 | 1,6 | | LO - 5 : | evaluate the damping capacity of engineering materials after learning the principles of anelasticity | 1,3 | 1,6 | | 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. ve Kayalı, E. S. 1994; Malzemelerin Yapısı ve Mekanik Davranışları, İkinci baskı, İTÜ Kimya-Metalurji Fakültesi, Yayın No: 4, İstanbul | | | 2 | Dieter, G. E. 1976; Mechanical Metallurgy, Second edition, McGraw-Hill Book Company, New York, USA | | | |
| 1 | McClintock, F. A. and Argon, A. 1996; Mechanical Behavior of Materials, Addison-Wesley Publishing Company, Inc., Reading, USA | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | 07/04/2016 | 1,5 | 25 | | Homework/Assignment/Term-paper | 14 | 9/05/2016 | 1 | 25 | | End-of-term exam | 16 | 26/05/2014 | 1,5 | 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 | | Arasınav için hazırlık | 2 | 9 | 18 | | Arasınav | 1.5 | 1 | 1.5 | | Ödev | 1 | 13 | 13 | | Dönem sonu sınavı için hazırlık | 1 | 14 | 14 | | Dönem sonu sınavı | 1.5 | 1 | 1.5 | | Total work load | | | 90 |
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