Home > Nickel Alloys > AWS Class ECuNi Coated Electrodes
Tanvir Nickel Alloys stands out as a top manufacturer and supplier of AWS Class ECuNi Coated Electrodes right in Cairo, Egypt. They specialize in high-quality welding consumables tailored for joining copper-nickel alloys. These electrodes are known for their impressive weldability, corrosion resistance, and mechanical strength, ensuring that the joints they create are both reliable and long-lasting. Tanvir Nickel Alloys follows strict international quality standards, which guarantees consistent arc stability, smooth bead formation, and minimal spatter. Their ECuNi Coated Electrodes are a go-to choice in marine, chemical processing, and offshore industries, where durability, corrosion resistance, and precision in welding copper-nickel components are absolutely essential.
AWS Class ECuNi Coated Electrodes mainly consist of copper (60–70%) and nickel (30–40%), with a touch of manganese and iron added to boost their mechanical properties and corrosion resistance. The weld metal boasts a tensile strength of around 400–500 MPa and excellent ductility, which helps ensure crack-free welds. These electrodes are particularly resistant to seawater corrosion, erosion, and pitting, and they maintain stable mechanical properties even under cyclic thermal and mechanical stresses. Plus, ECuNi electrodes are user-friendly and produce smooth, defect-free weld deposits.
| Classification | AWS A5.11, A5.1, ECuNi |
| Form | Welding Electrode, Welding Rods |
| Type Of Current | Direct Current Electrode Positive (DCEP) |
| Diameters | 3/32”, 1/8”, 5/32”, 3/16” or 2.5mm, Ø 3.2mm, Ø 4.0mm, Ø 5.0mm |
| Size | 2.0mm ∞ 5.0mm |
| AC/DC+ | 50-80, 80-110, 100-135, 140-180 |
| Welding Positions | All positions 5/32” & 3/16” recommended for use in flat & horizontal positions only (F, V, OH, H) |
| AWS ECuNi Coated Electrodes Application & uses |
|
| Mn | Fe | Si | Cu including Ag | Ni including Cobalt | P | Pb | Ti | Other |
| 1.00-2.50 | 0.40-0.75 | 0.50 | Remainder | 29.0-33.0 | 0.020 | 0.02 | 0.50 | 0.50 |
At Tanvir Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of AWS Class ECuNi Coated Electrodes in Cairo, Egypt, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Egypt, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
AWS Class ECuNi Coated Electrodes are extensively used for welding copper-nickel alloys in marine and offshore settings, such as ship piping systems, condenser tubes, pump casings, and heat exchangers. They’re also a reliable choice in chemical processing plants for piping, valves, and vessels that come into contact with corrosive fluids. These electrodes are perfect for joining copper-nickel to copper-nickel and similar alloys, delivering durable, corrosion-resistant, and high-strength welds. Their reliability and performance make them indispensable for maintenance, fabrication, and repair tasks in tough industrial and marine environments.
