Home > Electrodes > AWS Class ER312 MIG & TIG Filler Welding Wire & Rod
Nestled in the industrial heart of Cairo, Khaled Stainless has established itself as a trusted name for premium welding consumables. We take pride in being your dedicated manufacturer and supplier, offering reliable solutions for demanding projects. Our focus is on providing superior-quality AWS Class ER312 welding wire, available in both MIG and TIG formats, meticulously produced to ensure consistent performance and excellent results for every professional welder and industrial client across Egypt and beyond.
The ER312 wire boasts a unique austenitic stainless steel composition, rich in chromium and nickel with a notable addition of molybdenum. This specific blend gives it exceptional strength and outstanding resistance to corrosion and oxidation, even at elevated temperatures. It is known for its versatility, producing welds with high tensile strength and good ductility. This combination of mechanical properties makes it a remarkably tough and dependable filler metal for joining a variety of challenging dissimilar metals.
| 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.
The true value of ER312 wire lies in its problem-solving nature. It is the go-to choice for welding dissimilar steels, such as joining stainless to mild or low-alloy steel, where other wires might fail. Its applications are widespread in industries like chemical processing, power generation, and food processing equipment manufacturing. It is exceptionally useful for overlaying and cladding operations and for joining unknown or questionable grades of stainless steel, providing a strong, crack-resistant joint that stands up to tough service conditions.
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