Welding Metallurgy
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Welding Metallurgy Syllabus — Unit-wise Content
The official GTU curriculum for Welding Metallurgy (subject code 3172116) as prescribed for Metallurgy · Semester 7 divides the course into 6 units, covering 18 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 (3172116)Unit 1 Thermal Cycles Heat flow - temperature distribution-cooling rates - influence of heat input,
- joint geometry
- plate thickness
Unit 2 Solidification Epitaxial growth - weld metal solidification - columnar structures and growth
- morphology- effect of welding parameters - absorption of gases - gas/metal and slag/metal reactions
Unit 3 Welding Metallurgy of Ferrous Materials Phase transformations- weld CCT diagrams -
- carbon equivalent-preheating and post heating- welding of carbon steel
- low alloy steels
- cast irons– Processes
- defects and remedial measures
Unit 4 Welding Metallurgy of Stainless Steels (Austenitic, Ferritic, Martensitic, Duplex and PH
- stainless steels)
- use of Schaeffler
- WRC-1992 diagrams
- defects and remedial measures
Unit 5 Welding Metallurgy of Non Ferrous Materials
- Welding of Copper
- Nickel and their alloys – Processes
- defects and remedial measures
Unit 6 Weld Defects and Weldability Tests
- Origin - types - process induced defects
- - significance - remedial measures
- Hot cracking - cold cracking -lamellar tearing - reheat cracking
- Varestraint test for weldability. 08 Subject Code: 3172116 w.e.f
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