This wire copper coated and wrapped in moisture resistant plastic film to help prevent corrosion.
E71T-GS is designed for single pass welding of thin gauge carbon steel. 3/16" - 22 guage.
E71T-GS is formulated to weld over galvanized material and requires no external gas-shielding and should be welded with DCEN (straight polarity).
E71T-GS is generally used for lap and butt welds on galvanized metal, repair of automobile sheet metal, welding ductwork and joining of galvanized roofing sheet metal.