Metal Joining Technology
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Metal Joining Technology Syllabus — Unit-wise Content
The official GTU curriculum for Metal Joining Technology (subject code 2162506) as prescribed for Production · Semester 6 divides the course into 8 units, covering 56 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 (2162506)Unit 1 Metal Joining Processes
- classification of welding processes as per AWS, commonly welded base metals
- advantages and disadvantages of welding
- Welding as compared to riveting and casting
- adhesive bonding processes
- welding of dissimilar metals
Unit 2 Gas Welding Processes
- oxy-acetylene welding
- air-acetylene welding
- Principle of operation
- types of welding flames
- Lighting the torch
- flame adjustment
- gas welding techniques .welding techniques- leftward & rightward
- Filler metals and fluxes
- gas welding equipments
Unit 3 Arc Welding Processes
- Merits and demerits
- applications of Carbon arc welding
- Flux Shielded Metal arc Welding
- Gravity Welding
- Sub Merged Arc Welding
- GTAW Welding
- GMAW Welding
- CO2 Welding
- Flux Cored Arc Welding(FCAW)
- Electro Slag welding
- Electro Gas welding
- Plasma Arc Welding
- Source of Power Supply: AC/DC & their characteristics
Unit 4 Resistance Welding Processes
- Merits and demerits
- applications of Spot welding
- Seam welding
- Projection Welding
- Upset welding
- Flash Butt welding
- Percussion Welding
Unit 5 Solid State and Thermo chemical and Processes
- Merits and demerits
- applications of Solid State welding Processes like Cold (or pressure welding)
- Explosive welding
- Inertia and forged welding
- Thermo chemical welding processes like thermit welding
- atomic hydrogen welding
Unit 6 Weld Defects & Tests
- type of defects in weldments
- causes and remedies of defects
- Repair of defective welds
- Visual examination of welding
- Fabrication Weldability tests
- Hydrostatic Pressure testing and Hydraulic or Gas Pressure testing for leakage
- Use of NDT for weldments
- Pre and post weld heat treatment
- safety standards
Unit 7 Arc Welding Electrodes
- Categories of welding electrodes
- Ingredients of coating and their functions
- Selection of Electrodes
- Classification and Coding of mild steel and low alloy steel electrodes as per Indian and American System
Unit 8 Weld Joints & Metallurgy
- Various types of weld joints & weld symbols
- Standard location of elements of welding symbols
- Heat affected zone and its properties
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