In addition to improvements in beam quality with fiber lasers, there has been considerable development in beam manipulation techniques for laser welding. This nugget reviews trepanning heads, wobble heads, and galvo heads
Measurement of fillet weld leg to meet welding specificaiton is more complicated that it first appears. This nugget reviews nuances of such measurements and understanding of relevant nomenclature such as leg length, leg size, and effective leg size.
Parallel Gap Resistance Welding is a unique resistance welding process where both electrodes approach the weld from the same side. This weld nugget review pros and cons of parallel gap welding.
Residual stresses in welds is an important factor that is often overlooked. This nugget reviews different aspects of the weld that can affect residual stresses.