... electric and argon arc welding 2.MIG welder 3.IBGT welding machine 4.Welding of ... network, able to reach up ±15%.l Controlled by electric reactor, stable welding current, little spatter ... network, able to reach up ±15%.l Controlled by electric reactor, stable welding current, little spatter ... network, able to reach up ±15%.l Controlled by electric reactor, stable welding current, little spatter ...