Home > Electrodes > AWS Class ER309/309L Mig & Tig Filler Welding Wire & Rod
Niazi Stainless, located in Manama, Bahrain, specializes in top-notch welding consumables, including the AWS Class ER309/309L MIG and TIG filler wires. These fillers are crafted for outstanding performance and reliability, making them perfect for welding austenitic stainless steels, particularly when working with dissimilar metals like carbon steel and stainless steel. Niazi Stainless guarantees that their ER309/309L fillers comply with international standards, ensuring consistent weld quality, impressive corrosion resistance, and a smooth, stable arc. These fillers cater to a variety of industries, such as petrochemical, construction, food processing, and heavy fabrication, delivering durable, precise, and long-lasting welds.
Typically, AWS Class ER309/309L MIG and TIG fillers consist of 23–25% chromium, 12–14% nickel, and low carbon content (ER309L ≤ 0.03%, ER309 ≤ 0.08%), along with manganese and silicon to enhance arc stability. The resulting weld metal boasts high ductility, excellent oxidation and corrosion resistance, and strong mechanical properties, with tensile strength usually falling between 580–650 MPa. ER309/309L fillers are ideal for multi-pass welding and excel in high-temperature environments, providing robust, durable, and crack-resistant welds.
| Classification | AWS A5.9, ER309/309L |
| Form | MIG spools, TIG cut lengths, Reels and Coils |
| Type Of Welding | Inert Gas Welding |
| Current | MIG-DCEP / TIG-DCEN |
| Diameters | .023”, .030”, .035”, .045”, 1/16”, 3/32”, 1/8” |
| Standard TIG straight lengths are available | 36” (914 mm) or 39” (1000 mm) lengths. Other lengths available upon request. |
| AWS ER309/309L MIG & TIG Filler Metal 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* |
Contact us to get a quick quote for your requirement.
Stainless Steel ER309/309L MIG Filler Wire provides strong, corrosion-resistant welds for dissimilar metals, ideal for welding stainless steel to carbon steel in industries requiring high-quality, durable joints.
Stainless Steel ER309/309L TIG Filler Wire is designed for welding dissimilar metals, offering excellent strength and corrosion resistance, suitable for high-temperature applications and critical joints in power generation and industrial sectors.
Stainless Steel ER309/309L TIG Filler Rod ensures high-strength, corrosion-resistant welds for dissimilar metal joints, ideal for applications in petrochemical, power generation, and industrial fabrication requiring reliable and durable performance.
Each AWS Class ER309/309L MIG and TIG Filler Welding Wire and Rod is carefully packed using high-quality materials to prevent any damage or defects during shipping. We focus clients satisfaction by assuring timely delivery through efficient transportation. All relevant documents pertaining to the product are provided to clients at the time of delivery guaranteeing a smooth transaction.
These fillers are commonly used for joining 304, 304L, 309, and other austenitic stainless steels, as well as for dissimilar joints involving mild or carbon steel. Typical applications include cladding, overlay welding, piping systems, pressure vessels, and equipment in chemical plants. With their remarkable corrosion resistance, smooth bead profile, and high mechanical strength, ER309/309L fillers are perfect for critical projects in industrial, petrochemical, marine, and food processing sectors where durability and reliability are paramount.
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