Introduction | |||
Scope of the course | 00:05:00 | ||
What is welding? | 00:04:00 | ||
Classification of welding | 00:02:00 | ||
Types of weld joints | 00:02:00 | ||
Types of welds | 00:02:00 | ||
Welding techniques | 00:02:00 | ||
Joint cleaning and fluxing | 00:02:00 | ||
Liquid state Welding | |||
Gas welding | 00:04:00 | ||
OAW – Oxy acetylene (GAS) welding | 00:04:00 | ||
Advantages & disadvantages of OAW | 00:01:00 | ||
Colour of flames in gas welding | 00:02:00 | ||
Types of flames | 00:03:00 | ||
Torch angle & Flame density | 00:01:00 | ||
Selection of torch angle | 00:03:00 | ||
AAW – Air acetylene (GAS) welding | 00:01:00 | ||
OHW – Oxyhydrogen(GAS) welding | 00:01:00 | ||
Arc welding | 00:03:00 | ||
Power supply in arc welding | 00:02:00 | ||
Coding of electrodes | 00:07:00 | ||
Types of arc welding | 00:07:00 | ||
Resistance welding | 00:01:00 | ||
Solid-state Welding | |||
Explosive welding | 00:03:00 | ||
Friction welding | 00:01:00 | ||
Ultrasonic welding | 00:01:00 | ||
Diffusion welding | 00:02:00 | ||
Forge welding | 00:01:00 | ||
Liquid-Solid state Welding | |||
Brazing | 00:02:00 | ||
Soldering | 00:02:00 | ||
Miscellaneous | |||
Weldability | 00:01:00 | ||
Welding defects | 00:04:00 | ||
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