Chip off the slag with a welding hammer, and then use a 36-grit grinding wheel to knock the beads down to the surrounding metal. To ensure a flat, flush surface, move the grinder along the weld ...

Welding technology has advanced since the 1930s, when stick (electrode) welders, using AC power sources, began making their way to farm country. Today there are other options, such as TIG and wire ...

Joints formed in cold welding. In cold welding, butts and laps can both be created. Welding aluminum and copper wire from 0.5 mm to 10 mm diameter or more are commonly performed with butt joints. Some ...