OK Autrod 12.56

OK Autrod 12.56 is a copper‑coated G3Si1 solid MIG wire designed for GMAW of general structural and engineering carbon‑manganese steels.

Key Features

• Optimized chemistry for reduced post‑weld rework
• Compatible with both mixed gas (M20/M21) and pure CO₂ shielding
• Available in a family of bulk drum sizes for any shop size
• Excellent feeding performance for high‑speed, long‑distance welding

Specifications

• Alloy Type: Carbon‑manganese steel (Mn/Si‑alloyed)
• Shielding Gas: M20, M21, C1 (EN ISO 14175)
• Diameter / Amps / Volts / Wire Feed Speed / Deposition Rate:
  • 0.8 mm: 60‑200 A, 18‑24 V, 3.2‑13.0 m/min, 0.8‑3.0 kg/h
  • 1.0 mm: 80‑250 A, 18‑30 V, 2.7‑15.0 m/min, 1.0‑5.6 kg/h
  • 1.2 mm: 120‑300 A, 18‑34 V, 2.3‑15.0 m/min, 1.3‑8.0 kg/h
  • 1.6 mm: 225‑550 A, 28‑38 V, 2.3‑12.0 m/min, 2.1‑11.4 kg/h
• Tensile Yield/Strength (M21, As Welded): 450 MPa / 530 MPa
• Charpy Impact (M21, As Welded, −20 °C): 90 J

Applications

• General structural steel welding
• Engineering fabrications using low‑alloy carbon‑manganese steel
• High‑speed production welding with CO₂ or mixed shielding gases