Blue Demon 6010 X 3/32" X 14" X 50LB Vacuum Sealed Bag, Carbon Steel Pipe Welding Electrode It produces x-ray quality welds in flat, horizontal, overhead, vertical-up and vertical-down positions E6010 was developed for the pipe welding industry and is recommended for welding API grades A25, A, B and X42 pipe and general structural fabrication Typical applications include general purpose fabrication, maintenance welding, construction and shipbuilding, pipe welding