Description

ER70S-6 Mild Steel MIG Welding Wire

Highlights
Premium ER70S-6 mild steel MIG welding wire delivers stable arc performance, low spatter, and smooth weld appearance for general steel welding applications.
Key Features

✔ High-Quality Copper Coated Wire – Improves electrical conductivity, supports stable arc performance, and helps produce clean, consistent welds.
✔ Excellent Deoxidation Performance – ER70S-6 formulation with manganese and silicon provides reliable welding performance on mild steel, including surfaces with light rust or contamination.
✔ Shielding Gas Compatible – Designed for MIG welding with CO₂ or argon/CO₂ mixed shielding gases for strong and consistent weld results.
✔ Multiple Diameter Options – Available in 0.023", 0.030", 0.035", and 0.045" diameters to match different welding thicknesses and applications.
✔ Various Spool Sizes Available – Offered in multiple weight and pack options, from small project spools to larger welding supply sizes.
Specifications
| Specification |
Details |
| Welding Wire Type |
ER70S-6 Solid MIG Welding Wire |
| Material |
Mild Steel |
| Coating |
Copper Coated |
| Welding Process |
GMAW / MIG Welding |
| Shielding Gas |
CO₂ or Argon/CO₂ Mixed Gas |
| Wire Diameter Options |
0.023" / 0.030" / 0.035" / 0.045" |
| Diameter Conversion |
0.023" (0.6mm), 0.030" (0.8mm), 0.035" (0.9mm), 0.045" (1.2mm) |
| Weight Options |
2 lb / 4 lb / 10 lb / 20 lb / 33 lb / 44 lb |
| Spool Size |
8" Spool |
Typical Chemical Composition (wt%)
| Element |
Content |
| C |
0.08 |
| Mn |
1.89 |
| Si |
0.83 |
| S |
0.019 |
| P |
0.021 |
| Cu |
0.24 |
| Fe |
Balance |
Applications

Package Includes
- 1 × ER70S-6 MIG Welding Wire Spool
- Selected weight and pack quantity according to the chosen option