Lecture 7: Welding Power sources characteristics-1
57:51
Lecture 10: Physics of welding - 2
49:47
Lecture 5: Welding power source - 1
7:13
Constant current vs Constant voltage l Power Sources in Arc Welding l Welding and Related Processes
15:47
The Scale! Recycling Scrap Electrical Motors Import Heavy Motor Dismantling Recover Pure Copper Wire
49:12
Lecture 3: Parts of weld joint
51:47
Types of power sources and their characteristics- I
56:18
Lec 24: Welding Defects and Inspection
3:50:19