Welding Technology-1
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Follow on Instagram for UpdatesWelding Technology-1 Syllabus — Unit-wise Content
The official GTU curriculum for Welding Technology-1 (subject code DI03055021) as prescribed for FT · Semester 3 divides the course into 5 units, covering 12 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI03055021)Unit 1 Introduction to welding
- 1.1 Introduction of welding 1.2 Definition of welding 1.3 Classification of welding 1.4 Advantages & disadvantages of welding. 1.5 Welding v/s Casting v/s Riveting 1.6 Application of welding 1.7 General safety consideration in welding 1.8 Weld joint nomenclature 1.9 Welding symbol 1.10 Welding position (as per applicable code & standards in fabrication industry)
Unit 2 Arc welding equipment and electrodes
- 2.1 Introduction 2.2 Arc welding power source 2.3 Selection factor for power source 2.4 DC power source 2.4.1 DC generator set 2.4.2 AC DC rectifier 2.4.3 Thyristor controlled rectifier 2.5 AC power source 2.5.1 AC generator 2.5.2 AC transformer 2.1 Other equipment required for arc welding e.g.
- holders etc. 2.2 Weld bead cleaning accessories 2.3 Hand shields and helmets and protective clothing 2.4 Definition of welding electrodes 2.5 Classification of welding electrodes 2.6 Non-consumable or refractory electrodes 2.7 Electrode shape
- polarity and its effects 2.8 Consumable electrodes 2.9 Electrode coating
- ingredients and their function 2.10 Manufacture of welding electrodes 2.11 Selection of welding electrodes 2.12 Care and storage of welding electrodes Program Name: Engineering Level: Diploma Branch: Fabrication Technology Course / Subject Code: DI03055021 Course / Subject Name: Welding Technology-1 w.e.f. 2024-25 http://syllabus.gtu.ac.in/ Page no.3 of 8 2.13 Classification & coding of consumable electrodes
Unit 3 Shielded metal arc welding (SMAW)
- 3.1 Definition 3.2 Principle of operation 3.3 Typical edge preparation for butt joint 3.4 Striking (ignition) method 3.5 Relationship between electrode diameter and welding current 3.6 Weaving technique 3.7 Advantages
- limitations and applications of SMAW process 3.8 Defects in welds
Unit 4 Submerged arc welding (SAW)
- 4.1 Definition 4.2 Principle of operation 4.3 Operation/Procedure 4.4 Equipment 4.5 Joint preparation 4.6 Weld backing 4.7 Advantages
- disadvantages and application 4.8 Compare SMAW with SAW
Unit 5 Arc physics
- 5.1 Introduction of arc physics 5.2 Welding arc definition
- arc initiation
- arc structure and mechanism 5.3 Arc characteristics 5.4 Arc stability 5.5 Arc blow 5.6 Metal transfer & its types 5.7 Weld bead geometry
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