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WARNING: This product can expose you to chemicals including Nickel (Metallic), which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

.045" ER309LSi Arcos 309LSi Stainless Steel MIG Wire 500 lb 20" Drum

Airgas Part #:AH2S309LSYD1

Arcos Alloys

Manufacturer #:S309LS-Y-D1-1B


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$11.74 /US Pound
Package Size: 500 US pound
$11.74 US Pound
$11.74 US Pound
$5,870.00 Drum 500 US pound / Drum

Typically in Stock

Item Details

  • Arcos 309LSi features a higher silicon content which delivers smooth bead appearance and good wetting action. This wire offers good resistance to general corrosion and intergranular corrosion.


  • Arcos 309LSi is designed for general purpose GMAW and GTAW welding. It is also suitable for surfacing lower alloyed steels and for joining clad steels and dissimilar joints
  • 309LSi provides a smooth fillet profile for many applications, such as beverage tanks and food service applications


  • Protect yourself and others read the safety data sheet prior to using this product.

Product Attributes

AWS Classification

» ER309LSi


» .045"


» 500 lb

Trade Name

» Arcos 309LSi

Spool Diameter

» 20"