Joining Technologies for Metals at NPTEL Overview
Duration | 8 weeks |
Total fee | Free |
Mode of learning | Online |
Difficulty level | Intermediate |
Official Website | Explore Free Course  |
Credential | Certificate |
Joining Technologies for Metals at NPTEL Highlights
- Offered by IIT Roorkee
- Course conducted by Prof. D K Dwivedi (IIT Roorkee alumni)
- Enroll for free
- Pay for Certification Examination
Joining Technologies for Metals at NPTEL Course details
- Mechanical Engineers
- It is proposed to include following joining technologies of commercial importance under different groups of processes
- Fundamentals of Metal Joining Technologies: mechanisms for obtaining metallic continuity: fusion, deformation, diffusion, chemical interactions
- Fusion based processes: principle of fusion welding processes, oxy-fuel has welding, common arc welding processes, laser beam welding, spot welding processes, newer variants of fusion welding processes C) Solid-liquid joining processes: brazing and soldering, braze welding, cold metal transfer welding
- Solid state joining processes: diffusion bonding, ultrasonic welding and explosive welding and
- Adhesive joining: design, procedure, and applications
Joining Technologies for Metals at NPTEL Curriculum
Unit 1:
Introduction: Manufacturing and Joining
Fundamental mechanisms of Joining
Classification of Joining Processes
Heat Generation in Welding
Protection of Weld Metal
Unit 2:
Principle of Fusion Welding Processes: Gas Welding
Fundamentals of Welding
Physics of Welding Arc
Shielded Metal Arc Welding
Gas Tungsten Arc Welding
Unit 3:
Newer variants of Gas tungsten arc welding
Gas metal arc welding
Submerged arc welding
Electro-slag and Electro-gas welding
Laser beam welding
Unit 4:
Brazing
Soldering and braze welding
Fundamentals of resistance welding
Resistance welding processes: spot and seam welding
Flash butt welding
Unit 5:
Adhesive joining
Weld bonding
Solid state joining technologies: Fundamentals
Ultrasonic welding
Diffusion welding
Unit 6:
Explosive welding
Magnetic pulse welding
Weld thermal cycle
eat affected zone and weld thermal cycle
Unit 7:
Solidification of weld metal
Fundamentals of weldability of metals
Weldability of carbon, alloys steels, stainless steel
Metallurgical transformations in weld and heat affected zone of steels
Unit 8:
Weldability of aluminium alloys
Solidification cracking and their control
Residual Stresses in Weld Joints
Cracking of Welded Joints
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