Home > Electrodes > AWS Class ER312 MIG & TIG Filler Welding Wire & Rod
Adam Stainless, located in Canberra, Australia, stands out as a top manufacturer and supplier of premium welding consumables, including the AWS Class ER312 MIG and TIG filler wires. Renowned for their dependability and commitment to industry standards, Adam Stainless offers welding products that ensure consistent performance and outstanding weld quality. Their ER312 filler wire is crafted for tough welding tasks, boasting impressive corrosion resistance and mechanical strength, making it a go-to option for stainless steel welding projects throughout Australia.
The AWS Class ER312 filler wire primarily consists of chromium (about 20-22%) and nickel (roughly 12-15%), with added manganese and molybdenum to boost corrosion resistance and mechanical properties. It’s specifically engineered for welding dissimilar metals, like stainless steel to carbon steel, delivering a tensile strength of around 75 ksi along with commendable ductility and toughness. This wire features stable arc characteristics and produces welds that are resistant to cracking and corrosion.
| Classification | AWS A5.9, ER312 |
| 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 ER312 MIG & TIG Filler Metal Application & uses |
|
| C | Cr | Ni | Mo | Mn | Si | P | S | Cu |
| 0.15 | 28.0-30.0 | 20.0-22.0 | 0.75 | 1.0-2.5 | 0.30-0.65 | 0.03 | 0.03 | 0.75 |
| Yield, kpsi: | 78 |
| Tensile Strength, kpsi: | 109 |
| Elongation%, min: | 45 |
Contact us to get a quick quote for your requirement.
ER312 MIG filler wire excels in welding dissimilar metals and high-strength steels, offering robust strength and corrosion resistance, ideal for heavy machinery, construction, and shipbuilding applications.
ER312 TIG filler wire provides high strength and wear resistance for welding dissimilar metals. It ensures strong, durable welds with excellent corrosion resistance, suitable for aerospace and industrial repairs.
ER312 TIG filler rod is designed for high-strength welds on dissimilar metals, offering superior durability and corrosion resistance. Ideal for demanding applications in heavy machinery and construction.
After manufacturing, our quality control team conducts comprehensive destructive and non-destructive testing using advanced tools to ensure the reliability of AWS Class ER312 MIG and TIG Filler Welding Wire and Rod. Then securely we package the products and guarantee timely delivery to customers, providing all necessary documentation along with the shipment for a seamless experience.
ER312 MIG and TIG filler wire finds its place in various industries, including chemical processing, power generation, and heavy fabrication, where the joining of stainless steel to carbon or low alloy steels is essential. It’s perfect for applications such as boilers, pressure vessels, and furnace components, ensuring reliable welds with excellent heat and corrosion resistance. The filler wire allows for smooth welding with minimal spatter and a great bead appearance, making it suitable for different welding positions.







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