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Stainless steel electrodes are specialized welding consumables crafted for the purpose of joining or repairing stainless steel components, ensuring strong, clean, and corrosion-resistant welds. These electrodes feature a stainless steel core wire that’s coated with flux, which helps stabilize the arc, protects the molten weld pool, and manages slag formation. They come in various grades like 308, 309, 316, 347, 410, and more, all designed to either match or complement the composition of the base material. With their excellent mechanical strength, resistance to oxidation, and durability in high-temperature or chemically aggressive environments, they are vital for critical welding tasks.
These stainless steel electrodes find their place in a range of industries, including chemical processing, petrochemical, power generation, marine, food and beverage, and pharmaceuticals. They are often used for fabricating and repairing tanks, pressure vessels, boilers, pipelines, structural frames, and equipment that face corrosive or high-temperature conditions. The different grades ensure compatibility with austenitic, ferritic, martensitic, and duplex stainless steels, which is key to maintaining weld integrity and performance. Their adaptability in shielded metal arc welding (SMAW) processes makes them ideal for on-site, workshop, or maintenance applications, delivering durable and reliable joints even in demanding industrial settings.
| Specifications | AWS A5.14 ERNiCr-3, AWS A5.11 ENiCrFe-3 |
| International Specifications | BS 3072-3076 (NA14) DIN 17742, DIN 17750, DIN 17754 WERKSTOFF Nr 1.4301 TÜV 305 AFNOR-NC 15 Fe |
| Size | 2.00 mm Dia., 2.50 mm Dia., 3.15 mm Dia., 4 mm Dia., 5 mm Dia., 6.3 mm Dia. |
| Length | 300 mm to 450 mm |
| Model | Chemical Composition | |||||||||
| C | Mn | Si | S | P | Cr | Ni | Mo | Cu | Nb | |
| AWS E308-16 | 0.08 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 18.0-21.0 | 9.0-11.0 | 0.75 | 0.75 | — |
| AWS E308L-16 | 0.04 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 18.0-21.0 | 9.0-11.0 | 0.75 | 0.75 | — |
| AWS E309-16 | 0.15 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 22.0-25.0 | 12.0-14.0 | 0.75 | 0.75 | — |
| AWS E309L-16 | 0.04 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 22.0-25.0 | 12.0-14.0 | 0.75 | 0.75 | — |
| AWS E309MoL-16 | 0.04 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 22.0-25.0 | 12.0-14.0 | 2.0-3.0 | 0.75 | — |
| AWS E310-16 | 0.08-0.20 | 1.0-2.5 | 0.75 | 0.03 | 0.03 | 25.0-28.0 | 20.0-22.5 | 0.75 | 0.75 | — |
| AWS E312-16 | 0.15 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 28.0-32.0 | 8.0-10.5 | 0.75 | 0.75 | — |
| AWS E316-16 | 0.08 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 17.0-20.0 | 11.0-14.0 | 2.0-3.0 | 0.75 | — |
| AWS E316L-16 | 0.04 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 17.0-20.0 | 11.0-14.0 | 2.0-3.1 | 0.75 | — |
| AWS E318-16 | 0.08 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 17.0-20.0 | 11.0-14.0 | 2.0-3.2 | 0.75 | 6xC-1.00 |
| AWS E347-16 | 0.08 | 0.5-2.5 | 0.9 | 0.03 | 0.04 | 18.0-21.0 | 9.0-11.0 | 0.75 | 0.75 | 8xC-1.00 |
| AWS E410-16 | 0.12 | 1 | 0.9 | 0.03 | 0.04 | 11.0-13.5 | 0.7 | 0.75 | 0.75 | — |
| Model | Machanical Properties of Deposited Metal | |||
| Tensile Strength | Elongation | |||
| (Mpa) | (%) | |||
| AWS E308-16 | >550 | >35 | ||
| AWS E308L-16 | >520 | >35 | ||
| AWS E309-16 | >550 | 25 | ||
| AWS E309L-16 | >550 | >25 | ||
| AWS E309MoL-16 | >540 | >25 | ||
| AWS E310-16 | >550 | >25 | ||
| AWS E312-16 | >660 | >22 | ||
| AWS E316-16 | >520 | >30 | ||
| AWS E316L-16 | >490 | >30 | ||
| AWS E318-16 | >550 | >25 | ||
| AWS E347-16 | >550 | >25 | ||
| AWS E410-16 | >450 | >20 | ||
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Designed for excellent corrosion resistance, these electrodes are ideal for thin stainless steel sections and are typically available in sizes like 1.6mm to 4.0mm in diameter. Their light coating provides good penetration and easy handling.
These electrodes offer superior corrosion resistance and are used for thicker stainless steel sections. They come in larger sizes, ranging from 3.2mm to 5.0mm in diameter, and their heavy coating ensures enhanced arc stability and better fill rates.
Providing outstanding corrosion resistance, these electrodes are used in shielded metal arc welding. They are available in various sizes, including 2.0mm to 4.0mm, and are known for their high-quality welds and resistance to high-temperature environments.
Chanchai Stainless offers top-notch quality material material that goes through rigid test procedure to ascertain maximum performance. We perform our materials with hardness test, spectrochemical analysis, PMI testing, micro and macro testing, flaring, pitting resistance, and IGC tests to make sure our materials achieve the highest standards. Along with this commitment to excellence, we also provide our clients with all the documentation necessary, like commercial invoices, packaging lists having precise net and gross weights, box numbers, and labels. A legalized or attested Certificate of Origin along with a Third-Party Inspection Certificate ensures 100% transparency and client satisfaction in our stainless steel electrodes pricing.
Choose stainless steel electrodes based on the base material’s grade, application (corrosion, heat, or strength requirements), and welding position. Ensure compatibility with the operating environment and desired mechanical properties.
Yes, you can order Stainless Steel Electrodes in custom sizes and polishes to meet your specific requirements. For more details, mail us at sales@chanchaistainless.com
Stainless steel electrodes typically do not require additional corrosion protection coatings because they inherently resist corrosion due to their chromium content. However, coatings may be applied in extreme environments for added protection.
Yes, stainless steel electrodes can be used in cryogenic applications due to their excellent toughness and strength at low temperatures, along with superior corrosion resistance. They are ideal for welding materials exposed to cryogenic environments.
Would you like me to also create **composition and mechanical property sections** for the main stainless steel electrode grades (e.g., E308, E309, E316, E347)?
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