Harris

Harris ER70S-3 Mild Steel MIG Welding Wire 33 lb

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  • Harris ER70S-3 Mild Steel MIG Welding Wire
  • Harris ER70S-3 Mild Steel MIG Welding Wire
$132.95 - $139.95

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Description

Harris ER70S-3 Mild Steel MIG Welding Wire 33 lb

Harris ER70S-3 MIG (GMAW) welding wire is a general-purpose mild-steel filler wire containing silicon and manganese deoxidizers for reliable fabrication work. It is qualified to AWS A5.18 ER70S-3 and is suitable for a wide range of single-pass mild-steel welding applications.

Select the required wire diameter from the product options above. Each variation is supplied on a 33 lb spool and determines the Harris part number, online selling price, weight, and net cost.

Product Highlights

  • ER70S-3 mild-steel MIG / GMAW welding wire
  • General-purpose wire for fabrication of mild steel
  • Contains silicon and manganese as deoxidizers
  • Good out-of-position performance with short-circuit transfer
  • Performs well over mill scale and light rust when used with carbon dioxide
  • Qualified to AWS A5.18 ER70S-3
  • Available in 0.030 in. and 0.035 in. diameters
  • Supplied on 33 lb spools

Technical Specifications

BrandHarris
AWS ClassificationER70S-3
ProcessMIG / Gas Metal Arc Welding (GMAW)
Base MaterialMild / carbon steel
Available Diameters0.030 in. (0.76 mm) and 0.035 in. (0.89 mm)
Package33 lb Spool
Typical Shielding Gas75% Argon / 25% CO2, higher-argon blends such as 90/10, or 100% CO2
Welding PositionsAll positions

Common Applications

General Fabrication

  • Mild-steel fabrication
  • Automotive structures
  • Small trailers
  • Roof joists

Repair & Manufacturing

  • Railcar repair
  • Exercise equipment
  • Furniture
  • Single-pass steel fabrication

Need Help Selecting ER70S-3 MIG Wire?

Our GetPipe.com team can help confirm wire diameter, shielding gas, welding process requirements, product availability, and related welding supplies.

Frequently Asked Questions

What is Harris ER70S-3 used for?

Harris ER70S-3 is a general-purpose MIG welding wire for mild-steel fabrication, including automotive structures, small trailers, roof joists, railcar repair, equipment, and furniture.

What shielding gas can be used with ER70S-3?

Harris lists 75/25 argon/carbon dioxide, higher-argon blends such as 90/10, and 100% carbon dioxide as suitable shielding-gas options.

What diameters are available in this GetPipe.com listing?

This product is offered in 0.030 in. and 0.035 in. wire diameters, both on 33 lb spools.

Does Harris ER70S-3 meet AWS requirements?

Yes. Harris ER70S-3 is qualified to AWS A5.18 ER70S-3.

Important Ordering & Safety Notes

  • Select the correct wire diameter before adding the product to your cart.
  • Each variation is supplied on a 33 lb spool.
  • Verify welding procedure, shielding gas, transfer mode, base material, and applicable code requirements before use.
  • Welding fumes and gases can be hazardous. Review current manufacturer safety information and follow applicable workplace safety requirements.
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