What is the difference between plug welding and slot welding?

A plug weld is used to join two overlapping pieces of metal It is often used when a spot welder doesn't have sufficient reach, or

Arrange the following welds in ascending order as per their usage in structural engineering applications a) fillet weld, groove weld, slot and plug weld b)

plug and slot welds A Slot Weld is just like a plug weld It is made in a hole that is in a lap joint or a tee joint which joins the metal to the top of the other piece of metal

plug or slot weld In this video: The topic of the day is plug welds, what exactly is a plug weld and what can it be