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S526812-I26 - Hobart ER308LSi .045 Stainless MIG Wire - 30lb Spool

Packaging: 30lb spool
$30.72/lb $460.80/30lb spool only $15.36/lbSave 50%

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OVERVIEW

Flows Like Butter: The Stainless Wire You've Been Waiting For

If you have ever fought with stainless wire that just wants to pile up in the middle and refuses to wet out at the toes, you know the frustration. The Hobart 308L Hi Sil (I) .045 MIG Welding Wire is the solution to those headaches. The "Hi Sil" stands for High Silicon, and in the real world, that translates to one thing: fluidity. This wire runs incredibly smooth. When you pull the trigger, you'll notice the puddle is more responsive and fluid, washing out to the edges effortlessly. This means you get that stack-of-dimes look or a perfectly smooth spray transfer bead without having to manipulate the puddle aggressively.

Why does this matter for your daily grind? Because a flatter bead means less time with a grinder in your hand. Whether you are welding sanitary piping, kitchen equipment, or custom stainless tanks, appearance is everything. This wire helps you lay down professional-grade welds that require minimal finishing. It is designed specifically for welding 304 and 304L stainless steels, which are the bread and butter of the industry. The low carbon content protects the corrosion resistance of the base metal, so your welds won't rust out prematurely.

This comes on a standard 30lb spool, perfect for your shop's wire feeder. The 0.045-inch diameter gives you the punch you need for thicker materials while still being manageable for positional work if you have the settings dialed in. It runs on DCEP polarity, and you'll want to use a high-argon mix gas to get the best performance. If you are tired of spatter and crowned welds, switch to Hobart's high-silicon 308L and feel the difference in how it runs. It makes the machine do the work so you don't have to.

Additional Information
Brand:Hobart
Diameter:0.045 in
Grade:308 HiSil
AWS Spec:ER308LSi
Packaging:30 lb Spool
Weld Process:MIG (GMAW)
Polarity:DCEP
Material Composition:Stainless Steel
Wire Diameter:0.045"
Wire Type:Solid
AWS Classification:ER308LSi
Spool Size:30 lb
Shielding Gas Requirement:Argon/CO2 Mix, Argon/Oxygen Mix
Packaging Description:30lb spool

INCLUDED

  • 1 x 30lb Spool of Hobart 308L HiSi .045" MIG Welding Wire

APPLICATIONS

  • Food and Beverage Processing Equipment
  • Petrochemical and Chemical Plant Piping
  • Pulp and Paper Manufacturing Machinery
  • Pharmaceutical Storage Tanks
  • General Fabrication of 304 and 304L Stainless Steel
  • Architectural Stainless Structures
  • Heat Exchangers and Boilers

FAQ

The 'Si' stands for Silicon. 308LSi has a higher silicon content than standard 308L. This extra silicon improves the fluidity of the weld puddle, allowing it to wet out better at the toes and creating a flatter, smoother bead profile.

For the best performance with solid stainless MIG wire, a mixture of Argon with 1-2% Oxygen or 2-5% CO2 is recommended. Tri-mix gases (Helium/Argon/CO2) can also be used for short-circuit transfer applications.

Yes, ER308LSi is the standard filler metal for welding 304 and 304L stainless steels. It matches the base metal's chemistry and provides excellent corrosion resistance.

No, this is a solid MIG wire. It requires an external shielding gas cylinder to protect the weld pool from atmospheric contamination.

The 'L' stands for Low Carbon. This indicates that the carbon content is restricted to a maximum of 0.03%, which prevents carbide precipitation and protects the weld from intergranular corrosion.

This wire is designed to run on DCEP (Direct Current Electrode Positive), also known as Reverse Polarity.

Yes, when running stainless steel wire, it is highly recommended to use a Teflon or plastic liner in your MIG gun to prevent contamination from steel shavings and to ensure smooth feeding.

This product comes on a 30lb (approximately 13.6 kg) spool.

CATALOGUE & SPEC SHEETS

Spec Sheet
Safety Data Sheet
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