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| GEM4021 | Inspection of weld seams | 2+0+0 | ECTS:4 | | Year / Semester | Fall Semester | | Level of Course | First Cycle | | Status | Elective | | Department | NAVAL ARCHITECTURE and MARINE ENGINEERING | | Prerequisites and co-requisites | None | | Mode of Delivery | | | Contact Hours | 14 weeks - 2 hours of lectures per week | | Lecturer | Dr. Öğr. Üyesi Gökhan KARA | | Co-Lecturer | Dr. Öğr. Üyesi Dursun Murat Sekban | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | Explanation of design principles of welded structures according to different criteria. Acknowledge of weld plans and their applications in different industrial areas. Explanation of proving and evaluation of the weld defects. Explanation of the quality in welded manufacturing and effecting parameters. |
| Learning Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | LO - 1 : | understand the welding technology and types of welding | 1,4 | 1,3,5, | | LO - 2 : | describe of failure analyses and reliability. | 1,4 | 1,3,5, | | LO - 3 : | explain non-destrictive testing. | 1,4 | 1,3,5, | | LO - 4 : | Evaluation of testing results. | 1,4 | 1,3,5, | | 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 | | |
| welding technology and types of welding. Weldability of materials. Microstructure of welding materials. Introduction to Nondestructive Testing. Visual and Optical Testing. Penetrant testing. Magnetic testing. Eddy current testing. Ultrasonic testing. Radiographic testing. Radyoskopic testing. Quality and evaluation of the welds. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | Introduction to welding technology
| | | Week 2 | Welding methods. Arc welding methods
| | | Week 3 | Welding methods.
| | | Week 4 | Introductory concepts. Destructive and non-destructive testing methods.
| | | Week 5 | Visual inspection.
| | | Week 6 | Introduction of penetrant inspection and aplication. | | | Week 7 | Magnetic particle testing.
| | | Week 8 | Eddy current testing.
| | | Week 9 | Mid-term exam | | | Week 10 | Ultrasonic testing. Modes of sound wave propagation and properties.
| | | Week 11 | Structure of Ultrasonic probs
| | | Week 12 | Ultrasonic measurement techniques. Calibration methods and bloks. | | | Week 13 | Introduction to radiographic testing. Geometric factors in radiography. | | | Week 14 | Properties of X-rays and gamma rays. Radiographic image quality. Image quality indicators (penetrameters) | | | Week 15 | Presentations and homeworks submission | | | Week 16 | End-of-term exam | | | |
| 1 | Çelik, Ayhan. ,2020; Kaynak Teknolojsi, Nobel Yayıncılık, Ankara | | | 2 | Çam, Gürel. 2020; Kaynak Bilimi ve Teknolojisi, Nobel Yayıncılık, Ankara | | | |
| 1 | Albayrak, M. 1997; Kaynak Dikişlerinin Kontrol ve Muayenesi, İGDAŞ, İstanbul | | | 2 | Tekiz, Y. 1984; Tahribatsız Deneyler, İTÜ Ofset Atölyesi, İstanbul | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | 01/12/2023 | 2 | 50 | | Presentation | 15 | 18/01/2024 | 1 | | | Homework/Assignment/Term-paper | 15 | 18/01/2024 | 1 | | | End-of-term exam | 16 | 25/01/2024 | 2 | 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 | 2 | 14 | 28 | | Sınıf dışı çalışma | 2 | 14 | 28 | | Arasınav için hazırlık | 4 | 6 | 24 | | Arasınav | 2 | 1 | 2 | | Ödev | 3 | 4 | 12 | | Dönem sonu sınavı için hazırlık | 4 | 6 | 24 | | Dönem sonu sınavı | 2 | 1 | 2 | | Total work load | | | 120 |
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