Home > Electrodes > AWS Class ER309/309L SAW and FLUX
Walid Stainless, located in Tunis, Tunisia, has earned a solid reputation as a reliable manufacturer and supplier of top-notch stainless steel welding consumables, including submerged arc welding (SAW) systems. One of their standout products is the **AWS Class ER309/309L SAW wire and its compatible flux**, designed to produce strong, dependable, and corrosion-resistant welds while maximizing productivity in automated and mechanized welding processes. This combination ensures smooth arc behavior, deep penetration, and clean, fully austenitic weld deposits with minimal porosity. Walid Stainless adheres to strict quality control measures and modern manufacturing practices, catering to industries like chemical processing, petrochemical, power generation, construction, and heavy fabrication, where performance and consistency are crucial.
The AWS Class ER309/309L SAW wire is an austenitic stainless steel consumable primarily made of iron, chromium (22–24%), and nickel (12–14%). The 309L grade is particularly notable for its lower carbon content, which helps reduce carbide precipitation and enhances resistance to intergranular corrosion after welding. When used with the right neutral or basic SAW fluxes, this filler can achieve weld metal with a tensile strength of around 75 ksi (515 MPa) and impressive elongation, ensuring excellent toughness and ductility. Choosing the right flux is key to achieving smooth bead profiles, minimizing impurity pickup, and maintaining consistent mechanical properties over long weld lengths.
| Classification | AWS A5.9, ER309/309L |
| Form | Welding Fluxes and Wires |
| Type Of Welding | Submerged Arc Welding |
| Thickness available | Upto 4 mm |
| AWS ER309/309L SAW & Flux Application & uses |
|
| C | Cr | Ni | Mo | Mn | Si | P | S | Cu |
| 0.03 | 23.0-25.0 | 12.0-14.0 | 0.75 | 1.0-2.5 | 0.30-0.65 | 0.03 | 0.03 | 0.75 |
| Tensile Strength, kpsi: | 86* |
| Yield Strength, kpsi: | 58* |
| Elongation %: | 40* |
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Alloy ER309/309L SAW and Flux are used for submerged arc welding of dissimilar metals and stainless steel, providing strong, corrosion-resistant welds with a clean, slag-free finish for various applications.
AWS A5.9 ER309/309L SAW and Flux Welding Wire is designed for submerged arc welding of dissimilar metals and stainless steel, offering strong welds, high corrosion resistance, and a clean, efficient finish.
AWS Class ER309/309L Submerged Arc Welding Flux ensures high-quality welds with excellent arc stability, minimal spatter, and a clean, slag-free finish, ideal for welding dissimilar metals and stainless steel.
We conduct rigorous in-house testing on our AWS Class ER309/309L SAW wire and flux to ensure optimal quality and performance. Our products undergo thorough inspections to meet industry standards, guaranteeing reliability and durability. With a focus on efficiency. We assure prompt delivery. To meet the needs of our clients without compromising on product excellence.
AWS Class ER309/309L SAW wire and flux systems are commonly employed for welding stainless steels to each other or for joining stainless steels to carbon and low-alloy steels in large-scale fabrication settings. Typical applications include pressure vessels, heat exchangers, storage tanks, piping systems, and structural components that face corrosive and high-temperature environments. Their outstanding corrosion resistance, high deposition rates, and reliable weld quality make them perfect for fabrication, maintenance, and repair tasks in demanding industrial settings.
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