Explore the science and technology behind welding in this comprehensive 22-hour course from the Indian Institute of Technology Guwahati. Delve into welding fundamentals, including classification, joint types, and symbols. Examine various welding power sources and their characteristics. Investigate the physics of welding, covering topics such as arc stability, metal transfer, and melting efficiency. Learn about different welding techniques, including Oxy-Fuel Gas, Shielded Metal Arc, Gas Tungsten Arc, Gas Metal Arc, and Submerged Arc Welding. Conclude with an overview of welding defects and inspection methods to ensure quality results.
Overview
Syllabus
Fundamental of Welding Science and Technology [Intro Video].
Lecture 1: Introduction of welding.
Lecture 2: Classification of welding and joints.
Lecture 3: Parts of weld joint.
Lecture 4: Welding Symbol.
Lecture 5: Welding power source - 1.
Lecture 6: Welding power source 2.
Lecture 7: Welding Power sources characteristics-1.
Lecture 8: Welding Power sources characteristics-2.
Lecture 9: Physics of welding-1.
Lecture 10: Physics of welding - 2.
Lecture 11: Physics of welding-3.
Lecture 12: Physics of welding-4 (Arc Stability and Arc Blow).
Lec 13: Physics of welding-5 (Metal Transfer-1 ).
Lec 14: Physics of welding-6 (Metal Transfer-2 ).
Lec 15: Physics of welding-7 (Metal Transfer-3 ).
Lecture 16: Physics of welding-8 (Metal Transfer-4 ).
Lecture 17: Physics of welding-9 (Metal Transfer-5 ).
Lecture 18: Physics of welding-10 ( Metalting Efficiency ).
Lec 19:Oxy-Fuel Gas Welding.
Lec 20: Shielded Metal Arc Welding.
Lec 21: Gas Tungsten Arc Welding.
Lec 22: Gas Metal Arc Welding.
Lec 23: Submerged Arc Welding.
Lec 24: Welding Defects and Inspection.
Taught by
NPTEL IIT Guwahati
