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| METL5080 | Strenghtening Methods. | 3+0+0 | ECTS:7.5 | | Year / Semester | Fall Semester | | Level of Course | Second Cycle | | Status | Elective | | Department | DEPARTMENT of METALLURGICAL and MATERIALS 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. Sultan ÖZTÜRK | | Co-Lecturer | None | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | The course aims to provide the students with a general knowledge on basic principles of strenghtening, to teach them to understand the relationship between the grain size and strength of materials, to enable them to understand the crystal defects, dislocation theories, slip and slip systems in crystals and their effects on strengthening and to learn them to understand the strengthening methods such as solid solution strengthening, cold deformation, dispersion strengthening, ageing, quenching and other methods. |
| Programme Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | PO - 1 : | Learn the basic principles of strenghtening and examine the strengthening methods according to these principles. | 1,2 | 1 | | PO - 2 : | Learn the crystal defects, dislocation theories, slip and slip systems in crystals and will know the relationship with strength of materials. | 1,2,3,4,5,6,7,8,9,10,11,12 | 1 | | PO - 3 : | Understand the effects of grain size on strength. | 1,2 | 1 | | PO - 4 : | Learn the strengthening methods such as solid solution strengthening, cold deformation, dispersion strengthening, ageing, quenching and other methods | 1,2 | 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), PO : Learning Outcome | | |
| Crystal Defects, Dislocation Theories, Strengthening Methods, Slip and Slip Systems in Crystals, Grain Size, Solid Solution Strengthening, Cold Deformation, Dispersion Strengthening, Ageing, Quenching and Other Methods. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | Definition strengthening and its importance. | | | Week 2 | Crystal defects; point defects. | | | Week 3 | Dislocations. | | | Week 4 | Strengthening methods. | | | Week 5 | Relationship between crystal defects and strengthening. | | | Week 6 | Slip and slip systems, relationship between grain size and strength. | | | Week 7 | Solid solution strengthening. | | | Week 8 | Mid-term exam | | | Week 9 | Strengthening mechanism of cold working. | | | Week 10 | Microstructures resulted in cold working. | | | Week 11 | Dispersion mechanism. | | | Week 12 | Dispersion mechanism. | | | Week 13 | Ageing. | | | Week 14 | Natural and artificial ageing, obtained microstructures. | | | Week 15 | Quenching hardening. | | | Week 16 | End-of-term exam | | | |
| 1 | Askeland, D.R. 1998; Malzeme Bilimi ve Mühendislik Malzemeleri, Nobel Yayın Dağıtım, Ankara. | | | |
| 1 | Savaşkan, T. 2009; Malzeme Bilgisi ve Muayenesi, Trabzon. | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 8 | 21/11/2013 | 1,5 | 50 | | End-of-term exam | 17 | 08/01/2014 | 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 | | Sınıf dışı çalışma | 9 | 14 | 126 | | Arasınav için hazırlık | 20 | 1 | 20 | | Arasınav | 1.5 | 1 | 1.5 | | Kısa sınav | 1.5 | 1 | 1.5 | | Dönem sonu sınavı için hazırlık | 10 | 1 | 10 | | Dönem sonu sınavı | 1.5 | 1 | 1.5 | | Total work load | | | 202.5 |
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