Hackaday reader [David] was looking for a cheap and easy way to spot weld copper tabs together. As he notes in his writeup, the properties of copper which are most enticing, such as high thermal ...

Spot welding looks simple and easy until your products fall apart while being delivered to the job site. When that happened to one contractor several years ago, spot welding suddenly took on a whole ...

Spot welders are used in the fabrication of automobiles, PC cases, power supplies, microwave ovens, electrical junction boxes, Faraday cages, and various electronics. A spot welder is used because it ...

Joining one flat piece of metal to another flat piece of metal is a common requirement, but sometimes the choice of method lies open. For a case in point, please consider these two kitchen spatulas in ...

The 2016 Cadillac CT6 is the first fruit of General Motors’ labors to perfect the idea of spot welding between aluminum and steel. The process eliminates the need for rivets between the different ...

Warren — General Motors Co. believes it is the first automaker to weld steel to aluminum through resistance spot welding, a technique it spent some two years developing and expects will save weight ...