Home > Nickel Alloys > AWS Class ECuNi Coated Electrodes
Nestled in Cape Town, Cape Town, Themba Nickel Alloys has earned a solid reputation as a reliable manufacturer and supplier of top-notch welding consumables, with a special focus on AWS Class ECuNi coated electrodes. Our dedication to metallurgical excellence and adherence to international quality standards allows us to proudly provide these high-quality electrodes to South Africa Name, a leading distributor and welding solutions provider in the South Africa. This partnership guarantees timely deliveries, consistent product performance, and cost-effective solutions for a wide range of marine and industrial applications. With our technical expertise and innovative approach, Themba Nickel Alloys is committed to meeting the welding needs of clients throughout the Middle East.
AWS Class ECuNi coated electrodes are made up of about 65% copper, 30% nickel, along with trace amounts of iron and manganese. This unique alloy blend offers exceptional corrosion resistance, particularly in saltwater and seawater settings. The mechanical properties are impressive, featuring excellent tensile strength—typically around 480 MPa—and good ductility, which helps ensure crack-free welds. These electrodes provide smooth arc stability, minimal spatter, and easy slag removal, making them perfect for creating high-integrity joints in dissimilar metal welding. The metallurgy is designed to support applications that demand both strength and durability in harsh marine conditions.
| 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 Themban Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of AWS Class ECuNi Coated Electrodes in Cape Town , South Africa, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Cape Town, 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.
The AWS Class ECuNi coated electrodes supplied by Themba Nickel Alloys to South Africa Name find extensive use in marine engineering, shipbuilding, desalination plants, and offshore oil platforms. Their corrosion-resistant characteristics make them ideal for welding Monel, copper-nickel alloys, and for joining dissimilar metals like copper to steel. Additionally, these electrodes are utilized in heat exchangers, seawater piping systems, and condenser tubing, where resistance to biofouling and seawater erosion is crucial. Thanks to their reliable mechanical performance, they are trusted for critical repairs and fabrication in environments where long-term reliability and metallurgical integrity are paramount.
