Migatronic Sigma Galaxy arc welding in an open gap 2013-02-01 Migatronic Sigma Galaxy arc welding in an open gap PIPE 2013-02-01 Migatronic Sigma Galaxy SequenceRepeat_POS_PF_Stainless 2013-02-01 Categories Migatronic Sigma Galaxy IAC Migatronic Welding Power Source with Kuka Robotic Arm @ UTeM. Migatronic PI Tig MIG