COBRA ER70S-6 0.9mm 5kg Mild Steel MIG Welding Wire

$59.90

Product Introduction

COBRA ER70S-6 is a versatile mild steel MIG welding wire ideal for general steel construction, sheet metal, pressure vessels, structural and pipe welding. It delivers quality welds even on dirty steel, with smooth bead appearance from high silicon content. A trusted Australian brand for professional results.

Specifications

Grade ER70S-6
Diameter 0.9mm
Weight 5kg
Spool Bore 52mm Standard
Brand COBRA
SKU: 1f6437ea3d9a Categories: , ,
Description

5kg – 0.9mm COBRA ER70S-6 Mild Steel MIG Welding Wire Spool

Are you tired of welding wires that fail to deliver consistent results on contaminated steel? Meet COBRA ER70S-6, the trusted choice of Australian professionals for over decades. Engineered with higher manganese and silicon, this wire turns challenging welds into smooth, professional-grade beads¡ªeven when working with dirty materials. Elevate your welding projects today and experience the reliability that has made COBRA a leader in the industry.

Core Specifications

Grade ER70S-6
Diameter 0.9mm
Spool Weight 5kg
Spool OD 300mm
Spool ID 51mm
Bore Size Standard 52mm
Brand COBRA
UNIMIG Part # MS.9B
Equivalent Cigweld 720090
Key Alloys High Manganese & Silicon

Why Choose COBRA ER70S-6?

Superior Performance on Contaminated Steel: Designed to handle dirty or rusted surfaces, making it ideal for field repairs and industrial applications.

Smooth Bead Appearance: High silicon content enhances weld pool fluidity, resulting in clean, aesthetically pleasing beads with minimal spatter.

Versatile Applications: Perfect for general steel construction, sheet metal, pressure vessels, structural welding, and pipe fabrication.

Trusted Australian Heritage: COBRA¡¯s decades of industry expertise ensure consistent quality and reliability in every spool.

Applications

  • General steel construction projects
  • Sheet metal fabrication and repairs
  • Pressure vessel manufacturing
  • Structural steel welding
  • Pipe welding and installation

Quality Assurance

Each spool undergoes rigorous testing to meet international welding standards. Backed by COBRA¡¯s reputation for excellence, this wire delivers consistent feedability and arc stability, reducing downtime and material waste.

FAQ

Q: Can this wire be used on galvanized steel?
A: While ER70S-6 works on mild steel, galvanized materials may require additional ventilation due to zinc fumes.

Q: What polarity is recommended?
A: Use DCEP (Direct Current Electrode Positive) for optimal results.

Q: Is this wire suitable for beginners?
A: Yes, its forgiving arc and fluid weld pool make it user-friendly for all skill levels.

Ready to transform your welding results? Contact us now for bulk pricing, technical support, or to place your order. Experience the COBRA difference today!

Shipping and Delivery

Packaging & Transportation

Weldsuper Nozzles

Weldsuper nozzles are precision parts that require professional protection.
 
Each nozzle is individually vacuum-sealed and fixed with shock-absorbing foam to avoid collision, dust and moisture.
 
Sturdy outer packaging with clear fragile marks is used for safe transportation.
 
We select reliable logistics with full tracking, ensuring products arrive intact and in perfect condition.