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ER70S-3 is a silicon and manganese deoxidized wire used for mild and low alloy steel general purpose fabrication. A well balanced silicon and manganese content permits its use with CO2, Argon-Oxygen mixtures, or mixtures of the two. This wire may be used for short-circuiting arc (dip-transfer), buried arc, as well as spray transfer arc processes. ER70S-3 produces quality welds with rimmed steels, better welds on semi-killed steels and excellent welds on killed steels. It yields an almost slag-free deposit which does not require cleaning for many applications thereby providing low plate preparation costs, good bead appearance and welder satisfaction

  • Weight: 60 lb
  • Wire Diameter: 0.045 in.
  • AWS Classification: AWS A5.18 ER70S-3
  • Material: Silicon, Manganese Deoxidized Wire
  • Suitable For: Mild and Low Alloy Steel
  • Shielding Gas: CO2, Argon-Oxygen Mixtures
  • Tensile Strength: 75,500 psi
  • Yield Strength: 62,400 psi
  • Elongation: 30.7%
  • Charpy V-Notch Impact: 66 ft lbs at 0 F
  • Carbon Content: 0.10%
  • Manganese Content: 1.00%
  • Silicon Content: 0.55%

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    Safety Data Sheet