Projection welding is a deformation of spot welding, usually by punching a protrusion on one of the two panels and then welding.
What do I need to prepare before using a flash butt welding machine? Vigorously develop inverter butt welding machines. So before purchasing a flash butt welding machine, our company should equip some things in order to use the flash butt welding machine normally.
What protective measures should be taken when using copper rod butt welding machines.