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Hobart ER309L 1/8" Stainless TIG Rods - 10lb Tube

$36.80/lb $184.00/10lb tube only $18.40/lbSave 50%

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OVERVIEW

Genuine Hobart ER309L TIG Rods - 1/8" - 10 lb Tube

When your project calls for joining stainless steel to mild steel, professional welders turn to the reliability of Hobart's ER309/ER309L TIG welding wire. This 10-pound tube of 1/8-inch rods is a shop essential for fabrication, maintenance, and repair tasks where dissimilar metals meet. Hobart has built a reputation for manufacturing consumables that run consistently, and this stainless wire is no exception. It feeds smoothly through the hand and creates a clean, controllable puddle that wets out perfectly, allowing you to lay down beads that look as good as they hold.

One of the biggest headaches in a busy welding shop is identifying loose filler metal. Hobart solves this by stamping every single 36-inch rod with the alloy type and lot number. You will never have to guess if you are holding a 308, 309, or 316 rod again. This feature alone saves time and prevents costly mistakes on critical parts. The 1/8-inch diameter is robust enough for filling larger joints and working on thicker base materials, providing the deposition rates you need to get the job done efficiently.

The "L" in ER309L stands for Low Carbon, which is great news for the durability of your welds. It helps prevent corrosion in the heat-affected zone, ensuring that your work stands up to the elements and harsh chemical environments found in food processing or petrochemical plants. Whether you are building custom brackets, repairing heavy machinery, or fabricating exhaust components, this wire gives you the versatility to weld 300-series stainless to carbon steel with confidence. Simply pair it with 100% Argon gas, clean your base metal thoroughly, and experience the superior performance of genuine Hobart filler metal.

Additional Information
AWS Spec:ER309L
Diameter:3.2mm (1/8")
Packaging:10 lb Tube
Weld Process:TIG (GTAW)
Grade:309
Material Composition:Stainless Steel
Length:36 in
Shielding Gas:100% Argon
Alloy Type:ER309/ER309L
Format:Cut Lengths
Packaging Description:10lb tube

INCLUDED

  • 10 lb Tube of 1/8" ER309/ER309L TIG Welding Wire (36" Lengths)

APPLICATIONS

  • Joining 300-series stainless steel to carbon or low alloy steels
  • Fabrication of food and beverage processing equipment
  • Petrochemical plant piping and vessel repair
  • Pulp and paper industry machinery
  • General fabrication involving dissimilar metals
  • Buffer layers for stainless cladding applications
  • Maintenance and repair of heat exchangers

FAQ

ER309L is primarily used for joining dissimilar metals, specifically stainless steel (such as 304 or 316) to carbon or low alloy steels.

For TIG welding with ER309L, 100% Argon is the recommended shielding gas.

Yes, the 'L' denotes low carbon content, which minimizes carbide precipitation and helps prevent intergranular corrosion.

These are 1/8 inch (3.2 mm) diameter rods, cut to 36 inches in length.

It comes in a 10 lb tube which protects the rods from moisture and damage.

Yes, each rod is stamped with the AWS classification and manufacturing lot number.

Yes, ER309L is the standard choice for welding 304 stainless steel to mild steel.

It meets AWS A5.9 specifications for both ER309 and ER309L.

CATALOGUE & SPEC SHEETS

Spec Sheet
Safety Data Sheet
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