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ER70S-6 Copper-Coated MIG Welding Wire for CO₂/MAG Welding

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xWire Diameter | 0.8 Mm / 1.0 Mm / 1.2 Mm / 1.6 Mm | Tensile Strength (M Pa) | ≥500 |
---|---|---|---|
Yield Strength (MPa) | ≥420 | Elongation (%) | ≥22 |
Impact Toughness | ≥27J @ -30°C | Shielding Gas | CO₂ Or 80%Ar+20%CO₂ |
Highlight | ER70S-6 MIG welding wire,copper-coated welding wire,CO₂ MAG welding wire |
ER70S-6 is a high-performance copper-coated solid welding wire designed for MIG/MAG welding of mild and carbon steels. With enhanced deoxidizer content (manganese and silicon), it delivers superior arc stability and weld bead appearance, particularly effective when welding over mill scale or slightly rusted surfaces.


- Excellent weldability with stable arc performance
- High deposition rate with smooth bead appearance
- Low spatter generation with minimal slag
- Strong resistance to porosity on rusted or scaled steel
- Suitable for all-position welding (flat, horizontal, vertical, overhead)
- Compatible with 100% CO₂ or Argon+CO₂ shielding gases
Attribute | Value |
---|---|
Wire Diameter | 0.8 mm / 1.0 mm / 1.2 mm / 1.6 mm |
Tensile Strength (MPa) | ≥500 |
Yield Strength (MPa) | ≥420 |
Elongation (%) | ≥22 |
Impact Toughness | ≥27J @ -30°C |
Shielding Gas | CO₂ or 80%Ar+20%CO₂ |
Standard Compliance | AWS A5.18 / ASME SFA-5.18 / ISO 14341-A G3Si1 |
- General fabrication and manufacturing
- Automotive components and frames
- Shipbuilding and heavy machinery
- Pressure vessels and boilers
- Construction steel structures
- Pipelines and storage tanks
- Plastic spool or steel basket packaging
- Vacuum-sealed or shrink-wrapped protection
- Palletized for bulk shipments
- Available in 5kg/15kg/20kg spools
- OEM labeling available
- Standard delivery within 7-15 days