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Joining Technologies of Commercial Importance

Joining Technologies of Commercial Importance. Instructor: Dr. D. K. Dwivedi, Department of Mechanical and Industrial Engineering, IIT Roorkee. This course talks about the manufacturing process and how the joining processes are related with the manufacturing. Topics covered in this course include Fundamentals of metal joining technologies, Fusion based processes, Solid-liquid joining processes, Solid state joining processes, Adhesive joining, Metallurgical aspects of welding, and Common issues related with joining technologies such as cracking. (from nptel.ac.in)

Lecture 25 - Diffusion Welding

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Lecture 01 - Introduction to Manufacturing and Joining

Lecture 02 - Fundamental Mechanisms of Joining

Lecture 03 - Classification of Joining Processes

Lecture 04 - Heat Generation in Welding

Lecture 05 - Protection of Weld Metal

Lecture 06 - Principle of Fusion Welding Processes: Gas Welding

Lecture 07 - Fundamentals of Welding

Lecture 08 - Physics of Welding Arc

Lecture 09 - Shielded Metal Arc Welding

Lecture 10 - Gas Tungsten Arc Welding

Lecture 11 - Newer Variants of Gas Tungsten Arc Welding

Lecture 12 - Gas Metal Arc Welding

Lecture 13 - Submerged Arc Welding

Lecture 14 - Electro-slag and Electro-gas Welding Processes

Lecture 15 - Laser Beam Welding Process

Lecture 16 - Brazing

Lecture 17 - Soldering and Braze Welding

Lecture 18 - Fundamentals of Resistance Welding

Lecture 19 - Resistance Welding Processes: Spot and Seam Welding

Lecture 20 - Flash Butt Welding

Lecture 21 - Adhesive Joining

Lecture 22 - Weld Bonding

Lecture 23 - Solid State Joining Technologies: Fundamentals

Lecture 24 - Ultrasonic Welding

Lecture 25 - Diffusion Welding

Lecture 26 - Explosive Welding

Lecture 27 - Magnetic Pulse Welding

Lecture 28 - Weld Thermal Cycle

Lecture 29 - Heat Affected Zone and Weld Thermal Cycle

Lecture 30 - Heat Affected Zone and Weld Thermal Cycle (cont.)

Lecture 31 - Solidification of Weld Metal

Lecture 32 - Fundamentals of Weldability of Metals

Lecture 33 - Weldability of Carbon and Alloy Steels: Fe-C, CCT

Lecture 34 - Weldability of Stainless Steels

Lecture 35 - Metallurgical Transformations in Weld and Heat Affected Zone of Steels

Lecture 36 - Weldability of Aluminium Alloys

Lecture 37 - Solidification Cracking and their Control

Lecture 38 - Residual Stresses in Weld Joints

Lecture 39 - Cracking of Welded Joints: Solidification and Liquation Cracks

Lecture 40 - Cracking of Welded Joints: Cold Cracks