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Description of Individual Course Units

Course Unit Code Course Unit Title Type Of Course D U L ECTS TKT 2010 WELDING METALLUGY COMPULSORY 3 0 0 4

Offered By

Welding Technology

Level of Course Unit

Short Cycle Programmes (Associate's Degree)

Course Coordinator

DOCTOR SINAN ÖNDER

Offered to

Welding Technology

Course Objective

To inform students about crystal structures in metals, defects in the crystal structure, the effects of cold-hot deformations, the concept of recrystallization, welding zones in the fusion welding cross-section.

Learning Outcomes of the Course Unit

1   Can explain the types of bonds seen in metals. 2   Can explain the crystal structures of metals. 3   Can explain the defects in the crystal structure of metals. 4   Can interpret the effects of cold and hot working on mechanical properties. 5   Can explain the concept of recrystallization. 6   Can explain the metallurgical events occurring in the melting zone. 7   Can explain the metallurgical events occurring in the heat affected zone (HAZ) of fusion welding.

Mode of Delivery

Face -to- Face

Prerequisites and Co-requisites

None

Recomended Optional Programme Components

None

Course Contents

Week Subject Description 1 Introduction to the welding metallurgy 2 Atomic structure and bond types 3 Crystal structures and grain concept in metals 4 Defects in the crystal structure of metals 5 Concept of diffusion 6 Elastic and plastic deformations 7 Effects of cold and hot forming on mechanical properties, concept of recrystallization 8 Midterm exam 9 Welding zone in fusion welding methods 10 Weld zone in solid state welding methods 11 Melting zone 12 Melting zone and weld interface 13 Heat-affected zone (HAZ) 14 Heat-affected zone (HAZ) 15 Heat-unaffected base metal zone

Recomended or Required Reading

Welding metallurgy and weldability, Lippold J. C., John Wiley & Sons Incorporated, 2015. Welding science and technology, Çam G., Nobel Publishing, 2020.

Planned Learning Activities and Teaching Methods

Direct expression method, question - answer method

Assessment Methods

SORTING NUMBER SHORT CODE LONG CODE FORMULA 1 MTE MIDTERM EXAM 2 PRC PRACTICE 3 FIN FINAL EXAM 4 FCG FINAL COURSE GRADE MTE * 0.50 + FIN * 0.50 5 RST RESIT 6 FCG FINAL COURSE GRADE MTE * 0.50 + RST * 0.50

Further Notes About Assessment Methods

None

Assessment Criteria

I. Midterm exam (%50): Measurement success of the topics worked up to midterm exam II. Final Exam (%50): Measurement of the all learning outcomes success

Language of Instruction

Turkish

Course Policies and Rules

To be announced.

Contact Details for the Lecturer(s)

Sinan ÖNDER, PhD sinan.onder@deu.edu.tr

Office Hours

Tuesday 08:30 - 09:15 Thursday 11:15 - 12:00

Work Placement(s)

None

Workload Calculation

Activities Number Time (hours) Total Work Load (hours) Lectures 14 3 42 Preparations before/after weekly lectures 14 2 28 Preparation for midterm exam 1 2 2 Preparation for final exam 1 2 2 Preparing presentations 14 2 28 Final 1 1 1 Midterm 1 1 1 TOTAL WORKLOAD (hours) 104

Contribution of Learning Outcomes to Programme Outcomes

PO/LO PO.1 PO.2 PO.3 PO.4 PO.5 PO.6 PO.7 PO.8 PO.9 PO.10 PO.11 PO.12 LO.1 1 1 LO.2 1 1 LO.3 1 1 LO.4 1 1 LO.5 1 1 LO.6 1 1 LO.7 1 1