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Hobart ER308/308L Stainless Steel TIG Rod - 3/32 in x 36 in (Tube)

$35.46/lb $17.73/1lb tube only $17.73/lbSave 50%

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OVERVIEW

Weld Like a Pro with Hobart 308/308L Stainless TIG Rods

When you are under the hood working on a stainless steel project, the last thing you want is a filler rod that fights you. Hobart's 308/308L TIG rod is the reliable partner you need for those critical stainless jobs. Whether you are welding up a custom exhaust system, repairing a commercial kitchen counter, or fabricating a brewery tank, this rod delivers that "butter-smooth" feed that TIG welders dream about. The 3/32-inch diameter is the sweet spot for a wide range of material thicknesses, giving you enough filler to build a nice bead on 1/8" plate without cooling the puddle too fast on thinner gauges.

One of the biggest headaches with stainless steel is keeping the corrosion resistance intact. Hobart has formulated this rod with extra low carbon (that's the "L" in 308L), which keeps the grain structure of your weld healthy and prevents it from rusting out from the inside later on. It flows out wet and clean, allowing you to walk the cup or dab with precision. The bead appearance is shiny and requires minimal post-weld cleaning, which means you spend less time grinding and polishing and more time welding.

We know that in a busy shop or a garage, keeping your consumables clean is half the battle. That's why these rods come in a sturdy tube that protects them from dust, grease, and moisture. No more grabbing a rod only to find it bent or covered in shop grime. Just pop the cap, grab a straight 36-inch rod, and strike your arc. The consistency of Hobart's manufacturing means every rod in the tube performs exactly like the last one, so you don't have to constantly adjust your machine settings or technique.

This rod is designed to run on DCEN (straight polarity) with pure Argon gas. It produces a crisp, stable arc that lets you see exactly what the puddle is doing. If you are working with 304 or 308 stainless steel—which covers about 80% of the stainless work out there—this is the rod you want in your quiver. It makes the tricky task of stainless TIG welding feel a whole lot more manageable, helping you lay down stacks of dimes that you'll be proud to show off.

Additional Information
Brand:Hobart
Diameter:2.5mm (3/32")
AWS Spec:ER308L
Grade:308, 308L
Weld Process:TIG (GTAW)
Packaging:1 lb Tube
Material Composition:Stainless Steel
Rod Length:36 inches
Alloy Type:Cr-Ni Austenitic Stainless
Tensile Strength:85,000 PSI (Typical)
Shielding Gas:100% Argon
Current Type:DCEN
Packaging Description:1lb tube

INCLUDED

  • 1 x Tube of Hobart ER308/308L TIG Welding Rods (3/32" Diameter, 36" Length)
  • Product Information Sheet

APPLICATIONS

  • Food and Beverage Industry: Fabrication and repair of stainless steel tanks, piping, and processing equipment.
  • Automotive: Custom exhaust systems, headers, and structural components made from 304 stainless.
  • Petrochemical: Welding of pipes and vessels requiring resistance to chemical corrosion.
  • Architectural: Handrails, decorative trim, and structural stainless steel elements.
  • General Fabrication: Maintenance and repair of stainless steel machinery and furniture.

FAQ

For TIG welding with ER308/308L, you should use 100% Argon gas. This ensures a stable arc and protects the molten weld pool from atmospheric contamination.

Use DCEN (Direct Current Electrode Negative), also known as Straight Polarity. This concentrates the heat on the work piece and provides good penetration.

No, ER308L is not recommended for joining mild steel to stainless. For dissimilar metal welding (mild to stainless), you should use an ER309L filler rod to prevent cracking.

For a 3/32" diameter tungsten and rod, a typical amperage range is between 70 and 130 Amps, depending on the thickness of the base metal and travel speed.

The 'L' stands for 'Low Carbon'. This modification reduces the risk of carbide precipitation and intergranular corrosion, which is crucial for maintaining the stainless properties of the weld.

Absolutely. Stainless steel must be very clean for TIG welding. Remove all oil, grease, and dirt with acetone, and use a dedicated stainless steel wire brush to remove surface oxides.

While it will physically weld, it is not recommended. 316 stainless contains molybdenum for added corrosion resistance. You should use ER316L filler for 316 base metals to match the properties.

This varies by weight, but a 1lb tube of 3/32" stainless TIG rod typically contains approximately 12 to 15 rods.
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