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ED035088 - Lincoln Blue Max MIG 312 Stainless Wire, 0.045, 33lb Spool

Packaging: 33 lb spool
$47.86/lb $912.12/33 lb spool only $27.64/lbSave 42%

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OVERVIEW

Reliable Stainless Steel Wire for Industrial Maintenance

The Lincoln Electric Blue Max® MIG 312 is a premium stainless steel welding wire designed to tackle the most challenging maintenance and repair projects. Stocked by Josef Gas, this 0.045-inch diameter wire comes in a substantial 33 lb steel spool, ensuring you have ample material for extensive fabrication or repair jobs. Known in the industry as a "universal" problem-solver, the 312 grade is essential for workshops that frequently encounter unknown steel grades or need to join dissimilar metals.

This wire is engineered with a proprietary surface treatment that Lincoln Electric is famous for, which significantly improves feedability. In industrial environments where downtime equals lost revenue, the ability to feed wire smoothly at elevated speeds without tangling or bird-nesting is a critical advantage. The Blue Max MIG 312 delivers a stable arc and consistent bead profile, reducing post-weld cleanup time. Whether you are repairing heavy machinery, building up worn parts, or joining carbon steel to stainless steel, this wire provides the versatility and reliability required for professional results.

Josef Gas recommends this wire for applications requiring high tensile strength and resistance to cracking. The high ferrite content in the weld deposit allows it to withstand the stresses of welding hardenable steels without failure. It is an excellent choice for buffer layers before hardfacing or for repairing tools and dies. By choosing the Blue Max line, you are investing in a product that maintains its integrity even under the rigorous conditions of high-amperage industrial welding.

Key Industrial Benefits

  • Versatile Joining: Excellent for welding mild steel to stainless, or stainless to high-carbon steels.
  • Production Efficiency: Precision winding and surface lubrication allow for high wire feed speeds.
  • Inventory Management: The 33 lb spool size is optimal for medium-to-heavy duty cycles, reducing changeover frequency.
Additional Information
Packaging Description:33 lb spool
Weld Process:MIG
AWS Spec :E312
Packaging:33lb spool
Grade:312
Diameter:0.045
Polarity:AC or DC+, DCEP
Brand:Lincoln
Material Composition:Stainless Steel
Wire Diameter:0.045"
Spool Size:33 lb
AWS Classification:ER312
Shielding Gas Requirement:Argon/CO2, Argon/Oxygen
Tensile Strength:109,000 psi (approx)
----- new values below ----
Material Composition:Stainless Steel
Wire Diameter:0.045"
Spool Size:33 lb
AWS Classification:ER312
Polarity:DCEP
Shielding Gas Requirement:Argon / CO2, Argon / Oxygen
Tensile Strength:109,000 psi (approx)
Brand:Lincoln
Diameter:0.045
Grade:312
Packaging:33lb spool
Weld Process:MIG
AWS Spec:E312

INCLUDED

  • 1 x 33 lb Spool of Blue Max® MIG 312 Stainless Steel Wire (0.045")

APPLICATIONS

  • Joining dissimilar metals (e.g., mild steel to stainless steel)
  • Repairing tools, dies, and spring steels
  • Buffer layers for hardfacing applications
  • Welding abrasion-resistant plates and manganese steels
  • General maintenance and repair of unknown steel grades
  • Casting repairs

FAQ

For MIG welding with ER312 solid wire, a mixture of Argon with 1-2% Oxygen or Argon with 15-25% CO2 is typically recommended to ensure arc stability and good penetration.

Yes, ER312 is one of the best choices for joining dissimilar metals, such as welding carbon steel to stainless steel, due to its high tolerance for dilution.

This specific product (ED035088) comes on a 33 lb (approx. 15 kg) steel spool.

It is called universal because its high alloy content and crack resistance allow it to successfully weld a very wide range of steels, including those of unknown composition.

No, this is a solid MIG wire requiring an external shielding gas. It is not flux-cored.

The wire diameter is 0.045 inches (approx. 1.2 mm).

While 312 wire is very forgiving, preheating may still be necessary depending on the thickness and carbon content of the base material to prevent cracking in the Heat Affected Zone (HAZ).

Blue Max refers to Lincoln Electric's proprietary surface treatment that enhances wire feeding performance and arc stability.

CATALOGUE & SPEC SHEETS

Safety Data Sheet