MMB208 Material Science II

5 ECTS - 3-0 Duration (T+A)- 4. Semester- 3 National Credit

Information

Code MMB208
Name Material Science II
Term 2024-2025 Academic Year
Semester 4. Semester
Duration (T+A) 3-0 (T-A) (17 Week)
ECTS 5 ECTS
National Credit 3 National Credit
Teaching Language Türkçe
Level Lisans Dersi
Type Normal
Mode of study Yüz Yüze Öğretim
Catalog Information Coordinator Prof. Dr. ABDULKADİR YAŞAR
Course Instructor
1 2
Prof. Dr. ABDULKADİR YAŞAR (A Group) (Ins. in Charge)


Course Goal / Objective

The aim of this course is to realize the basic principles involved in materials selection based on the properties of materials and how the tests are conducted to obtain information about the mechanical properties of engineering materials.

Course Content

The transformation and crystal structures of iron. The iron-carbon equilibrium diagram. Time-Temperature Transformation (TTT) diagrams. Formation of pearlite. Formation of bainite. Formation of martensite. Hardenability. Heat treatment of steel. Annealing processes. Hardening. Heating media. Rate of heating. Hardening temperature. Holding time. Methods of cooling; direct quenching to martensite, martempering, austempering. Quenching media; water, brine, oil, air. Tempering. Surface hardening of steel; flame hardening, induction hardening, carburising, nitriding. The role of design in the heat treatment of steel and residual stresses.

Course Precondition

Yok

Resources

Material Science, Prof.Dr. Abdulkadir YAŞAR Lectures Notes

Notes

Prof.Dr. Melih BAYRAMOĞLU Ders Notları,  Steel and its Heat Treatment by Karl-Erik


Course Learning Outcomes

Order Course Learning Outcomes
LO01 Understands the basic principles of phase diagrams and uses them in thermal processing of steels
LO02 Understands hardenability, how to measure it and how to analyse interpret hardenabiliy for heat treatment and designs application problems.
LO03 Understands the effect of alloying elements on hardenability of steels.
LO04 Interprets the relationship between the microstructure and properties of steels.
LO05 Understands the formation of microstructures during heating and different cooling rates.
LO06 Understands the effect of heat treatment parameters on final structure and properties.
LO07 Is able to select an appropriate heat treatment according to specific requirements.
LO08 Interprets the properties to be obtained according to the heat treatment processes.


Relation with Program Learning Outcome

Order Type Program Learning Outcomes Level
PLO01 Beceriler - Bilişsel, Uygulamalı Understanding the fundamentals of Mechanical Engineering
PLO02 Beceriler - Bilişsel, Uygulamalı Being well equipped with knowledge of Mathematics, Science and Basic Engineering 3
PLO03 Yetkinlikler - Öğrenme Yetkinliği Having capability of designing and executing experiments; examining the results and data
PLO04 Yetkinlikler - Öğrenme Yetkinliği Being well equipped with various engineering techniques and skills 2
PLO05 Yetkinlikler - Öğrenme Yetkinliği Being able to design a system ,a component or a process with taking into consideration the technical, economic, enviromental, sustainability limitations
PLO06 Bilgi - Kuramsal, Olgusal Ability to analyze the applications on a factory without any help, investigate the problems, formulizing and finding a proper solution for the problems 2
PLO07 Yetkinlikler - Öğrenme Yetkinliği Ability to design , developing getting ready for use of a product or manufacturing process 3
PLO08 Yetkinlikler - Bağımsız Çalışabilme ve Sorumluluk Alabilme Yetkinliği Understanding the importance of life-time learning and being updated 3
PLO09 Beceriler - Bilişsel, Uygulamalı Having advanced speaking and writing English skills
PLO10 Yetkinlikler - Öğrenme Yetkinliği Using Computer effectively; for computed aided design, analysis and illustrating 2
PLO11 Yetkinlikler - Bağımsız Çalışabilme ve Sorumluluk Alabilme Yetkinliği Being prone to teamwork, well communication with others, adaptability to interdisciplinary teams
PLO12 Bilgi - Kuramsal, Olgusal Being aware of the technical and ethical responsibility, being curious and innovative 3


Week Plan

Week Topic Preparation Methods
1 The Transformations and Crystal Structures of Iron Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
2 The Iron Carbon Equilibrium Diagram. Slow heating and cooling of plain carbon steels Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
3 Time-Temperature-Transformation (TTT) Diagrams. Continuos cooling diagrams Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
4 Hardenability. The Jominy end quench hardenability test. Practical applications of Jominy Curves Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
5 Introduction to heat treatments. Austenizing. Spheroidizing Annealing. Recyrstallization Annealing Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
6 Stress Relief Annealing. Full Annealing. Normalizing Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
7 Hardening (Quenching). Heating Media. Rate of Heating. Hardening Temperature. Holding time at temperature Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
8 Mid-Term Exam Midterm Exam Ölçme Yöntemleri:
Yazılı Sınav
9 Direct Quenching to Martensite. Martempering. Austempering. Tempering Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
10 Surface Hardening of Steel. Carburizng and heaet treatments applied after carburizing Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
11 Selective Heating; Flame Hardening, Induction Hardening, Laser beam hardening, Electron beam hardening Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
12 The role of design in the heat treatment of steel and residual stresses Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
13 Case studies; Problems related to heat treat treatments and their elimination. Jominy experiments. Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
14 Metallography Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
15 Composite materials and production methods Read the related topics in the lecture notes and reference books Öğretim Yöntemleri:
Anlatım, Tartışma, Problem Çözme
16 Term Exams Final exam Ölçme Yöntemleri:
Yazılı Sınav
17 Term Exams Final exam Ölçme Yöntemleri:
Yazılı Sınav


Student Workload - ECTS

Works Number Time (Hour) Workload (Hour)
Course Related Works
Class Time (Exam weeks are excluded) 14 3 42
Out of Class Study (Preliminary Work, Practice) 14 3 42
Assesment Related Works
Homeworks, Projects, Others 0 0 0
Mid-term Exams (Written, Oral, etc.) 1 12 12
Final Exam 1 18 18
Total Workload (Hour) 114
Total Workload / 25 (h) 4,56
ECTS 5 ECTS

Update Time: 13.05.2024 09:20