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| MAKL5775 | Mechanical Testing of Eng. Materials | 3+0+0 | ECTS:7.5 | | Year / Semester | Spring Semester | | Level of Course | Second 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. Gençağa PÜRÇEK | | Co-Lecturer | None | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | To give the major mechanical property tests and their applications in metallic materials. To give the basic knowledge related to the mechanical properties of metallic materials. To give the relationship between microstructure and mechanical properties. To provide choosing the best mechanical test method for industrial problems |
| Programme Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | PO - 1 : | learn common mechanical testing techniques which applied to the metallic materials | 1,2,3,4 | 1,6 | | PO - 2 : | understand and discuss the main mechanical behaviors of the metallic materials | 1,2,3,4 | 1,6 | | PO - 3 : | design and conduct an experiment, as well as to analyze and interpret data obtained | 1,2,3,4 | 1,6 | | PO - 4 : | decide what kind of experimental methods they use for solving a problem related to the materials applications | 1,2,3,4 | 1,6 | | PO - 5 : | present the results and outcomes of any experiments in front of an audience | 1,2,3,4 | 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), PO : Learning Outcome | | |
| The Hardness Test. Brinell hardness. Vickers hardness. Rockwell hardness. Micro and nano hardness tests. The Tension test. Modulus of elasticity. Elastic limit. Resilience. Yield strength. Tensile strength. Toughness. Percentage elongation. Percentage reduction in area. The Compression Test. The Fatigue Test. Fatigue parameters and S-N curves. Fatigue crack propagation. Fatigue testing machines. The Creep Test. Creep testing machine. Creep diagram. Deformation mechanism in creep. The Impact Test. Charpy impact test. Izod impact test |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | The Hardness Test: Brinell hardness, Vickers hardness, Rockwell hardness, Micro-/nano-hardness tests. | | | Week 2 | The Tension test: Modulus of elasticity, Elastic limit, Resilience, yield strength, tensile strength, Toughness, Percentage elongation, Percentage reduction in area. | | | Week 3 | The Tension test: Modulus of elasticity, Elastic limit, Resilience, yield strength, tensile strength, Toughness, Percentage elongation, Percentage reduction in area. | | | Week 4 | The Tension test: Modulus of elasticity, Elastic limit, Resilience, yield strength, tensile strength, Toughness, Percentage elongation, Percentage reduction in area. | | | Week 5 | The Compression Test | | | Week 6 | The Fatigue Test: Fatigue parameters and S-N curves, Fatigue crack propagation, Fatigue testing machines. | | | Week 7 | The Fatigue Test: Fatigue parameters and S-N curves, Fatigue crack propagation, Fatigue testing machines. | | | Week 8 | The Fatigue Test: Fatigue parameters and S-N curves, Fatigue crack propagation, Fatigue testing machines. | | | Week 9 | Mid-term exam | | | Week 10 | Creep tes: testing tools, creep diagram, deformation mechanisms in creep | | | Week 11 | Creep tes: testing tools, creep diagram, deformation mechanisms in creep | | | Week 12 | Impact test: Charpy and Izod impact tests | | | Week 13 | Presentations of term homework | | | Week 14 | Presentations of term homework | | | Week 15 | Presentations of term homework | | | Week 16 | Final exam | | | |
| 1 | G.E. Dieter, Mechanical Metallurgy, Mc Graw Hill, USA, 1988 (ISBN 0-07-084187-X) | | | 2 | E. Sabri Kayalı, C. Ensari, F. Dikeç, Metalik Malzemelerin mekanik Deneyleri, İTİ Kimya ?Metalurji fakültesi Ofset atölyesi, İstanbul 1990 | | | |
| 1 | M.A. Meyers, K. Kumarchawla, Mechanical Behavior of Materials, Prentice-Hall , USA, 1999 (ISBN 0-13-262817-1) | | | 2 | H. Çimenoğlu, E.S. Kayalı, Malzemelerin Yapısı ve Mekanik Davranışları, İ.T.Ü. Kimya-Metalurji Fakültesi, Ofset Atölyesi, İstanbul, 1991 | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | 24.11.2021 | 3 | 50 | | End-of-term exam | 16 | 19.01.2022 | 3 | 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 | 3 | 1 | 3 | | Dönem sonu sınavı | 3 | 1 | 3 | | Total work load | | | 48 |
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