Check the listing for details. ER70S-6 .035"(0.9 mm) Mild Steel Mig Solid Welding Wire on 10-Pound Spool. Condition: New. Listed at 36.99 USD. Product DescriptionProduct DetailsDiameter: .035" (0.9mm)Weight: 10 lbsTensile strength: 555 MPaShielding gas required:100% CO2 or 80% Ar+20% CO2Recommended polarity: (DCEP) Reversed PolarityWrapped in moisture-resistant plastic filmTOOLIOM MIG Solid Welding Wire, Mild Steel ER70S-6 .035" Diameter, 10-Pound SpoolHigh levels of manganese and silicon deoxidizersER70S-6 is used for welding Carbon and Carbon-Manganese steels with High tensile strength . It can produce high quality welds,a wide range of use due to low spatter and all welding position.Deposited chemical composition: (wt%) C: 0.077 / Mn: 1.45 / Si: 0.87 / S: 0.013 / P: 0.014/ Cu: 0.125 / Ni: 0.017 / Mo:0.002Product AdvantageExcellent FeaturesA shielding gas is required when welding with this wire.Tolerance of rust and scale,low spatter, high feed ability, porosity free, good bead appearance, easy to weld.Wide ApplicationsSuitable for single pass or multi-pass welding.Commonly used in construction work, farm implement fabrication, shaft buildup, tanks, truck bodies and general shop applications with poor fit-up or rusty, oily plates.