Course Information
SemesterCourse Unit CodeCourse Unit TitleT+P+LCreditNumber of ECTS CreditsLast Updated Date
2TAM108Heat Treatment of Welding3+0+03402.04.2025

 
Course Details
Language of Instruction Turkish
Level of Course Unit Associate Degree
Department / Program Non Destructive Testing
Type of Program Formal Education
Type of Course Unit Compulsory
Course Delivery Method Face To Face
Objectives of the Course 1.Understanding the heat treatment operations with their principles
2.Giving ability of and to encourage for application of these operations
Course Content The principles of the heat treatments of steels, stress relief anneal, softening anneal, normalization, globolarization anneal, watering and its environments, critical rate of cooling, Martensitic and izothermal transformations curves, Perlit and Beynit transformation, transformations during continuous cooling, the capability to harden, factors that affect the hardening of the watering, tempering, martempering and austempering, processes that harden the surface of steel, hardening by flame, cementation, nitruration, carbonitriding and boronizing, induction, hardening of a surface by laser and electron bombardment, heat treatment processes of stainless and tool steels and cast irons, heat treatment processes of non-ferrous materials and Aluminium and Copper alloys.
Course Methods and Techniques theoric
Prerequisites and co-requisities None
Course Coordinator None
Name of Lecturers Instructor Zeynep Sueda Basar
Assistants None
Work Placement(s) No

Recommended or Required Reading
Resources George Krauss, Steels: Heat Treatment and Processing Principles, ASM, Ohio, 1989.
G. E. Totten (Ed.), Steel Heat Treatmen:, Metallurgy and Technologies (2nd Ed.), Taylor & Francis, Boca Raton, 2006.
ASM Mteals Handbooks vol4-Heat Treatment
İ. İ.Novikov, Metallerin Isıl İşlem Teorisi, Nobel Akademi Yayıncılık, 2016.
Course Notes method of expression, question and answer
Exams Yazılı sınav

Course Category
Mathematics and Basic Sciences %10
Engineering %50
Engineering Design %20
Science %10
Field %10

Planned Learning Activities and Teaching Methods
Activities are given in detail in the section of "Assessment Methods and Criteria" and "Workload Calculation"

Assessment Methods and Criteria
In-Term Studies Quantity Percentage
Mid-terms 1 % 40
Final examination 1 % 60
Total
2
% 100

 
ECTS Allocated Based on Student Workload
Activities Quantity Duration Total Work Load
Course Duration 14 3 42
Hours for off-the-c.r.stud 14 3 42
Mid-terms 1 10 10
Final examination 1 15 15
Total Work Load   Number of ECTS Credits 4 109

 
Course Learning Outcomes: Upon the successful completion of this course, students will be able to:
NoLearning Outcomes
1 Understands and applies iron-carbon (Fe-C) phase diagrams and TTT diagrams in welded materials.
2 Analyzes phase transformations and microstructural changes in welded materials.
3 Understands and applies martensitic transformation, precipitation hardening, and surface hardening techniques.
4 Evaluates post-weld heat treatments and their effects on mechanical properties.

 
Weekly Detailed Course Contents
WeekTopicsStudy MaterialsMaterials
1 Basic heat treatments operations-1
2 Basic heat treatments operations-2
3 Alloying elements in steels and their effects to Fe-C phase diagram and TTT curves
4 TTT and CC diagrams, heat treatment media (furnaces)
5 CCT diagram
6 heat treatment media (furnaces)
7 Hardness and hardenability
8 midterm exam
9 Hardening (quenching) and martensitic transformation, quenching media
10 Tempering and risk anaysis in a full heat treatment cycle
11 Intercritic treatment, surface hardening treatments
12 Recrystallization (process annealing)
13 Heat treatments of tool steels, tool failures, heat tretment defects
14 Austempering,Martempering
15 Heat treatments examples of industrial alloys
16 Final exam

 
Contribution of Learning Outcomes to Programme Outcomes
P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14
All 5 1 1 5 1 3 2 4 1 5 1 1 1 1
C1 5 1 1 5 1 3 1 4 1 5 1 1 1 1
C2 5 1 1 5 1 3 2 4 1 5 1 1 1 1
C3 5 1 1 5 1 3 2 4 1 5 1 1 1 1
C4 5 1 1 5 1 3 2 4 1 5 1 1 1 1

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