Hajji Welding Supplies, based in Tunisia, Tunis, is a leading manufacturer and supplier of high-quality welding products, specializing in flux-cored wires for industrial applications. Renowned for reliability and precision, Hajji provides AWS Class E309LT1-1/T1-4 Flux Core welding wires designed to deliver superior arc stability, excellent slag removal, and strong corrosion-resistant welds. Serving diverse industries including construction, shipbuilding, and fabrication, the company combines advanced manufacturing techniques with strict quality control to ensure consistent performance. With a commitment to innovation and customer satisfaction, Hajji Welding Supplies has become a trusted partner for professionals seeking durable, efficient, and dependable welding solutions.
| Classification | AWS A5.22, E309LT1-1/T1-4 |
| Form | Welding Flux Core Wire |
| Type Of Welding | Gas Shielded |
| Diameters | .045”, 1/16” |
| Shielding Gas | 100% CO2, 75-80% Ar/ balance CO2, 35-50 cfh |
| Welding Positions | All positions |
| AWS E309LT1-1/T1-4 Flux Core Wire Application & uses |
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Hajji Weldingsupplies is a trusted manufacturer and supplier located in Tunis, Tunisia, specializing in top-notch welding consumables that adhere to international standards. They offer AWS Class E309LT1-1/T1-4 flux-cored wires, which are crafted for reliable performance in critical fabrication and maintenance tasks. With a strong focus on product quality, metallurgical precision, and customer satisfaction, Hajji Weldingsupplies caters to various industries, including petrochemical, power generation, construction, and heavy engineering. Backed by state-of-the-art production facilities and rigorous quality control measures, the company provides welding solutions that guarantee robust, corrosion-resistant welds and dependable service life, even in challenging operating conditions.
| C | Cr | Ni | Mo | Mn | Si | P | S | Cu |
| 0.04 | 22.0-25.0 | 12.0-14.0 | 0.75 | 0.5-2.5 | 1.0 | 0.04 | 0.03 | 0.75 |
| Tensile Strength, kpsi: | 75 min |
| Yield Strength, kpsi: | *NS |
| Elongation %: | 30 min |
| Diameter | Process | Volt | Amps | Shielding Gas | |
| in | (mm) | ||||
| .035 | (.9) | GMAW | 26-27 | 150-165 | 100%CO2 |
| .045 | (1.14) | GMAW | 26-28 | 160-200 | 100%CO2 |
| .063 | (1.6) | GMAW | 27-28 | 215-250 | 100%CO2 |
The AWS Class E309LT1-1/T1-4 flux-cored wire is an austenitic stainless steel consumable designed specifically for dissimilar metal welding. It boasts high chromium content, around 23–25%, and nickel levels of about 12–14%, along with low carbon content to minimize carbide precipitation and cracking. The flux formulation ensures stable arc characteristics, a smooth weld bead finish, low hydrogen levels, and easy slag removal. Typically, it offers mechanical properties like tensile strength exceeding 550 MPa, good ductility, sufficient elongation, and excellent toughness, resulting in crack-resistant weld deposits with strong oxidation and corrosion resistance.
This flux-cored wire is frequently used for welding carbon steel to stainless steel and for creating buffer layers in overlay and cladding applications. It’s perfect for the fabrication and repair of pressure vessels, boilers, heat exchangers, refinery equipment, and components for power plants. The wire excels in both flat and positional welding, making it suitable for workshop and on-site tasks alike. Its resistance to thermal cycling, corrosion, and cracking ensures reliable performance in high-temperature and chemically aggressive environments.
The Hajji Industries Server is built to deliver reliability, speed, and scalability for mission-critical operations. Designed for modern industrial environments, it ensures seamless performance in manufacturing, engineering, energy, and automation sectors.