Home > Electrodes > AWS Class ER420 Mig & Tig Filler Welding Wire & Rod
Khaleed Stainless stands out as a top manufacturer and supplier of AWS Class ER420 MIG and TIG Filler Welding Wire and Rod in Riyadh, Saudi Arabia. They provide high-quality welding consumables specifically designed for stainless steel fabrication and repair. The ER420 wire is a martensitic stainless steel option, perfect for welding base metals that share a similar composition, like AISI 420 stainless steel. It’s well-regarded for its impressive strength, outstanding wear resistance, and solid corrosion resistance, making it a go-to choice in industries where durability and toughness are crucial.
Typically, AWS Class ER420 consists of 12–14% chromium, low carbon content, and small amounts of silicon and manganese. This unique blend creates a martensitic microstructure that delivers remarkable hardness and wear resistance after heat treatment. In terms of mechanical properties, it boasts a tensile strength of around 650–750 MPa, a yield strength of about 450 MPa, and an elongation rate of 18–22%. While ER420 provides decent corrosion resistance in mildly aggressive environments, it truly shines in applications where wear, abrasion, and moderate corrosion resistance are essential.
| Classification | AWS A5.9, ER420 |
| 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 ER420 MIG & TIG Filler Metal Application & uses |
|
| C | Cr | Ni | Mo | Mn | Si | P | S | Cu |
| 0.03 | 19.5-22.0 | 9.0-11.0 | 0.75 | 1.0-2.5 | 0.65-1.00 | 0.03 | 0.03 | 0.75 |
| Tensile Strength (psi) | 86,000 psi (593 MPa) |
|---|---|
| Yield Strength (psi) | 57,000 psi (393 MPa) |
| Elongation (%) | 42% |
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ER420 MIG filler wire offers high hardness and wear resistance, ideal for welding martensitic stainless steels in applications requiring durable and abrasion-resistant joints under high stress.
ER420 TIG filler wire provides excellent hardness and wear resistance, suitable for welding martensitic stainless steels, ensuring strong, durable welds in high-stress and abrasive environments.
ER420 TIG filler rod delivers superior hardness and abrasion resistance, perfect for welding martensitic stainless steels in applications demanding high strength, durability, and performance under extreme conditions.
We guarantee the highest quality of our AWS Class ER420 MIG and TIG Filler Welding Wire and Rod through thorough in-house testing and inspection. Our team conducts rigorous evaluations to confirm the product’s performance, strength, and durability in various conditions. We are committed to on time and efficient delivery. Guaranteeing our clients receive their orders on time. This approach guarantees that every product meets the expectations of our customers without any delays.
AWS Class ER420 MIG and TIG Filler Welding Wires and Rods are used for welding martensitic stainless steel where high hardness and wear resistance are required. These wires are ideal for applications involving components subjected to severe abrasive conditions and high stress conditions. Typical uses include repair and capping of severely worn parts of tools, dies, and machinery. They are also used in the manufacture of parts for the aerospace and automotive industries, as well as in construction applications where durability and strength are required and their high hardness and abrasion resistance ensure performance for a long time in a stable environment.
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