The Process welding metal gases covered (Gas Metal Arc Welding Process: GMAW) welding arc the metal gases covered or called of the MIG (MIG from Metal Inert Gas) specification. process of the arc welding power gas c. The the arc occurred between the wire was stripped of its before coming to the continued with metal parts. The weakness of the the arc.Will be gas the wire melting. Fill with water to condense metal the job on the lineconnection. Meanwhile, the area is covered with the arc TOTAL the gas which will come from the connection to the gas as required by the gas the oxygen and nitrogen from the atmosphere.