Learn how a crown on a fusion weld helps the weld but make sure you don't have weld overlap. Get a basic introduction to resistance welding.
Learn about follow-up force, laser welding of plastics, and cooling of resistance welding electrodes
Topics include Temperature Control In Resistance Welding, Laser Soldering, and Nitrogen Shielding Gas
Topics include Resistance Welding of Galvanized steel, Flux Cored Arc Welding (FCAW), and Ain't no fire without a spark