StarBlaze SS309L Rod

StarBlaze SS309L series consists of premium, rutile-coated stainless steel stick welding electrodes (rods). Classified under AWS A5.4 as E309L-16, this electrode features an elevated chromium and nickel content, making it the industry benchmark for joining highly dissimilar metals and applying stainless steel buffer layers.

Core Product Features
Dissimilar Metal Mastery: The over-alloyed chemistry (23% Cr / 13% Ni) compensates for dilution when welding stainless steel to mild carbon or low-alloy steels, preventing the formation of brittle martensite structures.
Intergranular Corrosion Resistance: The extra-low carbon content (? 0.04%) limits chromium carbide precipitation at the grain boundaries, preserving maximum corrosion protection in the heat-affected zone.
Hot-Crack Mitigation: Formulated to maintain a high ferrite content (FN 8–15) in the weld deposit, providing robust resistance against hot cracking during cooling.
Premium Operator Handling: Delivers a highly stable, low-spatter arc on both AC and DC systems, accompanied by a self-peeling slag that reveals a clean, finely rippled weld profile.

AWS Specification: AWS A5.4 / A5.4M (Classification: E309L-16 or E309L-17 depending on the coating)
EN ISO Specification: EN ISO 3581-A (Classification: E 23 12 L R or E 23 12 L B)
UNS Number: W30913
Werkstoff Number (Europe): 1.4332

Sizes: 2.5 x 350 / 3.15 x 350 / 4.0 x 350
1 Pack: 2Kg / 1 Case: 5 Packs, 10Kg
Price indicated is per pack.

Above information for reference. Refer OEM data sheet (in link) for product specific accurate information on specification and usage.