GTW ER309L Electrode | 3/32", 5/32" 1/8" x 14" | 1lb

E309L-16 Stainless Steel Welding Electrodes – The Trusted Choice for Dissimilar Metal Welds

When your job demands absolute reliability and performance, E309L-16 welding electrodes are the clear choice. Engineered for welding dissimilar metals, particularly stainless to mild or low-alloy steel—these rods deliver superior arc stability, corrosion resistance, and strength. Whether you're tackling a fabrication job, structural repair, or high-performance maintenance, this electrode offers consistent, clean welds in the most demanding conditions.

Built for Performance in the Real World

E309L-16 electrodes are formulated with low carbon content (≤0.04%) to combat carbide precipitation and intergranular corrosion. The result is longer-lasting welds with increased durability under high temperatures and corrosive environments. Designed for all-position welding (excluding vertical down), they offer excellent puddle control and easy slag removal—making your job faster and more efficient.

Key Benefits:

• Low-carbon formulation resists cracking and corrosion over time

• Strong weld integrity on stainless-to-carbon steel joints

• Smooth, stable arc with low spatter for a professional finish

• Excellent performance using both AC and DCEP currents

• Minimal post-weld cleanup due to fast-freezing slag and clean bead profile

Ideal Applications:

• Welding stainless to mild or low-alloy steels

• Chemical processing equipment and food-grade fabrication

• Pressure vessels, tanks, and high-heat piping systems

• Maintenance and structural repair in industrial environments

Typical Mechanical Properties (As Welded):

• Tensile Strength: 86,000 psi

• Yield Strength: 64,000 psi

• Elongation (2"): 38%

• Ferrite Number: ~10

• Brinell Hardness: Approx. 170

Typical Weld Metal Composition (%):

• Chromium: 24.00

• Nickel: 13.00

• Carbon: 0.025

• Manganese: 1.64

• Silicon: 0.44

• Phosphorus: 0.020

• Sulfur: 0.009

Available Sizes:
3/32", 1/8", 5/32", and 3/16" diameters in 14" lengths

Why Buy E309L-16 From Us?

You're not just buying electrodes, you're buying proven reliability, professional-grade performance, and the backing of a team that understands welding from the ground up. We stock only the highest quality E309L-16 rods, ready to ship fast and perform flawlessly.

Order Now

Don’t leave weld integrity to chance. Choose E309L-16 Stainless Steel Electrodes from the supplier welders trust when performance matters most. In stock and ready to ship, get yours today and weld with confidence.