ESAB 1251116710 OK Autrod 12.51 MIG Welding Wire

The ESAB 1251116710 OK Autrod 12.51 MIG Welding Wire is a copper-coated, ER70S-6 solid steel wire, engineered for high-quality carbon steel welding. With increased levels of manganese and silicon, this wire provides excellent tolerance to rust and mill scale, resulting in strong, clean welds with minimal defects.

This 0.045-inch diameter wire is suitable for spray arc, pulsed arc, and short arc welding processes, making it highly versatile for fabrication, automotive, structural, and general industrial applications. It is precision-wound to ensure smooth wire feeding, reducing downtime and enhancing productivity. Meeting AWS A5.18 ER70S-6 and CSA standards, this wire delivers high tensile strength (81.2 ksi) and elongation (26%), ensuring durable, crack-resistant welds.

Features:

• ER70S-6 Copper-Coated Steel Wire: Enhances electrical conductivity and corrosion resistance, ensuring smooth arc performance.
• High Manganese & Silicon Content: Improves weld pool fluidity, allowing better tolerance to rust and mill scale.
• Versatile Welding Processes: Suitable for spray arc, pulsed arc, and short arc welding.
• High Strength & Ductility: Provides a tensile strength of 81.2 ksi and elongation of 26%, ensuring tough, crack-resistant welds.
• Precision-Wound for Smooth Feeding: Reduces wire tangling and feeding issues, increasing efficiency and productivity.
• Compatible with 80% Ar/20% CO₂ Shielding Gas: Ensures cleaner welds with minimal spatter.
• 18 kg (39.7 lb) Spool: Ideal for large-scale welding applications with fewer spool changes.

Markets:

• Structural Fabrication: Used in building frameworks, bridges, and construction projects.
• Automotive & Transportation: Ideal for chassis, frames, and component manufacturing.
• General Metal Fabrication: Suitable for manufacturing steel enclosures, brackets, and industrial machinery.
• Shipbuilding & Marine: Provides strong, corrosion-resistant welds for marine structures and vessels.
• Heavy Equipment & Machinery: Used for welding excavators, loaders, and construction equipment.
• Pipe & Tank Welding: Ensures high-strength welds in pressure vessels and pipeline construction.

Specifications:

• Brand: ESAB
• Trade Name: OK Autrod 12.51
• AWS Classification: ER70S-6
• Wire Diameter: 0.045 in (1.2mm)
• Weight: 18 kg (39.7 lb) Spool
• Tensile Strength (As Welded): 81.2 ksi
• Tensile Strength (Minimum Required): 71.8 ksi
• Yield Strength (As Welded): 69.6 ksi
• Yield Strength (Minimum Required): 55 ksi
• Elongation (As Welded): 26%
• Elongation (Minimum Required): 28%
• Shielding Type: Gas-Shielded
• Compatible Shielding Gas: 80% Ar/20% CO₂
• Finish/Coating: Copper-Coated
• Standards:
  • SFA/AWS A5.18 ER70S-6
  • CSA W48 B-G 49A 3 C1 S6
  • EN ISO 14341-A G 3Si1
  • JIS Z 3312 YGW 12(C1)
  • CE EN 13479
  • ABS, BV, DNV-GL, LR, UKCA, RINA, and more

The ESAB OK Autrod 12.51 MIG Welding Wire is a go-to choice for professionals needing high-strength, high-deposition welding wire for structural, automotive, marine, and heavy equipment applications. Its smooth feeding, excellent weldability, and superior rust tolerance make it ideal for high-production welding environments where performance and efficiency matter most.