AWS Class ER309LSi MIG and TIG Filler Welding Wire and Rod

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Located in the bustling industrial heart of Cairo, Egypt, Khaled Stainless has built a strong reputation as a trusted manufacturer and supplier of high-quality welding materials. We take particular pride in our AWS Class ER309LSi MIG and TIG filler rod welding wire, a product engineered to meet the demanding needs of professionals who require dependable and consistent performance for critical joining applications, ensuring integrity in every project from major fabrication shops to specialized workshops across the region.

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This particular wire is known for its balanced composition, which includes higher levels of silicon for improved weld pool fluidity. This low-carbon, stainless steel alloy primarily contains chromium and nickel, giving it excellent resistance to corrosion. Mechanically, it delivers strong, ductile welds with good tensile strength, making it a reliable choice where the joint must withstand significant stress and thermal cycling without compromising its structural integrity or appearance.

AWS Class ER309LSi MIG and TIG Filler Welding Wire and Rod Specifications

Classification	AWS A5.9, ER309LSi
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 ER309LSi MIG & TIG Filler Metal Application & uses	Hardware tools Metallurgy Machinery Construction Shipbuilding Petroleum Chemical plant Power sector Gas Industry

AWS Class ER309LSi MIG and TIG Filler Welding Wire and Rod Chemical Composition

C	Cr	Ni	Mo	Mn	Si	P	S	Cu
0.12	24.0-26.0	13.0-15.0	0.75	1.0-2.5	0.65-1.00	0.03	0.03	0.75

AWS Class ER309LSi MIG and TIG Filler Welding Wire and Rod Mechanical Properties

Yield, kpsi:	564
Tensile Strength, kpsi:	87
Elongation%, min:	41

We offer These Products as per DIN, ISO, JIS or ANSI Standard.

Why Choose AWS Class ER309LSi MIG and TIG Filler Welding Wire and Rod from Khaled Stainless?

Largest Inventory

Customer Support

On Time Deliveries

ISO Certified

Types of AWS Class ER309LSi MIG and TIG Filler Welding Wire and Rod

Stainless Steel ER309LSi MIG Filler Wire

Stainless Steel ER309LSi MIG Filler Wire offers high-quality, silicon-enhanced welds for dissimilar metals, providing excellent corrosion resistance and bead appearance in applications like power generation and industrial fabrication.

Stainless Steel ER309LSi TIG Filler Wire

Stainless Steel ER309LSi TIG Filler Wire delivers superior weld quality and corrosion resistance for dissimilar metal joints, ideal for high-temperature and critical applications in industries such as petrochemical and structural fabrication.

Stainless Steel ER309LSi TIG Filler Rod

Stainless Steel ER309LSi TIG Filler Rod ensures strong, corrosion-resistant welds with enhanced fluidity for dissimilar metals, suitable for high-stress applications in power generation, chemical processing, and industrial sectors.

After the production of our AWS Class ER309LSi MIG and TIG Filler Welding Wire and Rod, our quality control team conducts thorough destructive and non-destructive testing using advanced equipment to ensure the superior performance and reliability of the product. Once the testing is complete we carefully package the filler wire and rod using appropriate materials to maintain their quality during shipping. We assure smooth and timely delivery to our customers. Guaranteeing on-time arrival without any delays. All necessary documentation, including certificates and test reports, are provided to the clients upon delivery.

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AWS Class ER309LSi MIG and TIG Filler Welding Wires and Rods Uses

The primary use for ER309LSi wire is for welding dissimilar metals, such as joining mild or low-alloy steel to stainless steel, which is a common requirement in many industrial settings. You will find it essential in fabricating transition joints for pipelines, structural components, and equipment manufacturing. It’s also the go-to choice for overlaying carbon steel surfaces with a corrosion-resistant stainless layer, protecting assets in chemical plants, food processing equipment, and power generation facilities, ensuring longevity and durability.