ER 309LSi 0.045 x 25 lb Spool AWS A5.9 309LSi

  • Stainless steel MIG wire
  • 0.045″ x 25 lb spool
  • Enhanced silicon content
  • Excellent wetting
  • Smooth bead appearance
- +
Add to Quote
SKU: 25309LSI045 Categories: , , Brand:

Description

Inweld ER 309LSi is a premium stainless steel MIG wire with enhanced silicon content for dissimilar metal joining. This 0.045″ x 25 lb spool meets AWS A5.9 specifications, ideal for welding stainless to carbon steel. The higher silicon provides excellent wetting and smooth bead appearance.

Additional Info

Weight27 lbs
Dimensions11 × 11 × 4.25 in
ProcessMIG Welding (GMAW)
Filler MetalStainless Steel
Diameter.045"
ClassificationER309LSi
SpecificationAWS A5.9
Tensile Strength80,000 psi
Yield Strength55,000 psi
Elongation0.3
Recommended ParametersDCEP, 98% Ar/2% CO₂ or 98% Ar/2% O₂, 20-30 CFH, 18-26V, 150-350 IPM WFS
ColorSilver
Country of OriginIndia
PackagingBoxed Spool
Unit of MeasurePound
Package Quantity25 Pounds

Features

  • Stainless steel MIG wire
  • 0.045" x 25 lb spool
  • Enhanced silicon content
  • Excellent wetting
  • Smooth bead appearance

Compliance

⚠ California Prop 65 Warning

This product contains chemicals known to the State of California to cause cancer and reproductive harm (Nickel, Chromium).

Documentation & Resources

Certifications

Look up mill certs, heat numbers, chemistry, and physical properties to verify product quality and compliance.

Find Certifications

Catalogs & Data Sheets

Browse full product catalogs and safety data sheets (SDS) for detailed specifications and application information.

View Our Catalogs
Shopping Cart
Scroll to Top