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| MET 208 | Phase Diagrams | 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 | Face to face | | Contact Hours | 14 weeks - 3 hours of lectures per week | | Lecturer | Prof. Dr. Sultan ÖZTÜRK | | Co-Lecturer | | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | Provide students with a working knowledge of how to read phase diagrams and use them to solve problems involving alloy and process design |
| Learning Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | LO - 1 : | Read phase diagrams and use them to solve problems involving alloy and process design | 1,2,3,4,5,6,7,8,9,10,11,12 | 1,3,4 | | LO - 2 : | Determine the equilibrium phases, their compositions and volume fractions, as well as heating and cooling curves | 1,2,3,4,5,6,7,8,9,10,11,12 | | | LO - 3 : | Select and design materials processing and treatments using phase transformations in order to control the manipulation of microstructure and properties | 1,2,3,4,5,6,7,8,9,10,11,12 | | | 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 | | |
| Thermodynamic and equilibrium. One-component systems, Phase rule, Clasius-Clapeyron equation. Two-component systems; definition of alloy and solid solutions, binary systems including continuous solid solutions, lever rule. Binary systems including partial solid solutions, eutectic, peritectoic, eutectoid and peritectoid reactions, intermediate compounds and intermediate solid solutions. Solid state reactions, spinodal decomposition. Three component systems without solid solution; methods of representing compositions, the equilibrium crystallisation path in ternary systems containing ternary eutectic and peritectic reactions, congruently and incogruently melting ternary compounds, use of lever rule, alkemedes lines and compatibility triangles. Quaternary systems |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | System ,phase and components | | | Week 2 | One-component systems, Phase rule, Clasius-Clapeyron equation. | | | Week 3 | Thermodynamics of phase diagrams | | | Week 4 | Two-component systems; definition of alloy and solid solutions,Hume-rothery rules, binary systems, continuous solid solutions, lever rule. | | | Week 5 | Eutectic, peritectic systems and solidification of different alloys. | | | Week 6 | Solid state reactions, Eutectoid and peritectoid reactions, intermediate compounds and intermediate solid solutions, spinodal decomposition. | | | Week 7 | Study of Iron-Carbon diagram | | | Week 8 | Mid-term exam | | | Week 9 | Three component systems without solid solution; methods of representing compositions, | | | Week 10 | Alkemedes lines and compatibility triangles. | | | Week 11 | Equilibrium crystallisation path in ternary systems containing ternary eutectic and peritectic reactions, congruently and incogruently melting ternary compounds, use of lever rule | | | Week 12 | Example diagrams. | | | Week 13 | Study of important ternary systems | | | Week 14 | Study of important ternary systems | | | Week 15 | Quaternary systems | | | Week 16 | End-of-term exam | | | |
| 1 | F. N. Rhines, Phase Diagrams in Metallurgy (McGraw-Hill, 1956, New York | | | 2 | Robert E. Krieger, Principles of Phase Diagrams in Materials Systems, Publ. Comp. , Malabas, Florida, (1986) | | | |
| 1 | Prince, A. , Alloy Phase Equilibria, Elsevier Publ. Co. Ltd. , Amsterdam, (1986) | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 8 | 10/04/2014 | 1,5 | 50 | | End-of-term exam | 16 | 04/06/2014 | 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 | 6 | 14 | 84 | | Arasınav için hazırlık | 10 | 1 | 10 | | Arasınav | 1.15 | 1 | 1.15 | | Kısa sınav | 1.15 | 1 | 1.15 | | Dönem sonu sınavı için hazırlık | 12 | 1 | 12 | | Dönem sonu sınavı | 1.15 | 1 | 1.15 | | Total work load | | | 151.45 |
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