Home > Coated Electrodes > AWS Class ECuNi Coated Electrodes
Fatma Welding Supplies, based in Muscat, OMAN, is a trusted manufacturer and supplier of high-quality welding products, specializing in AWS Class ECuNi coated electrodes. With a strong commitment to precision engineering and international standards, Fatma delivers reliable solutions tailored for industries requiring superior corrosion resistance, such as marine, chemical, and power generation sectors. Our ECuNi coated electrodes are designed to ensure excellent weldability, durability, and long-term performance in demanding environments. Supported by advanced manufacturing facilities and a customer-focused approach, Fatma Welding Supplies has earned a reputation as a dependable partner for welding solutions across OMAN and beyond.
| 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 |
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Fatma Welding Supplies offers AWS Class ECuNi Coated Electrodes, designed for exceptional performance in specialized applications. The composition includes a high copper-nickel alloy blend, ensuring excellent resistance to seawater corrosion, stress cracking, and erosion. These electrodes provide superior mechanical properties with high tensile strength, toughness, and durability, making them ideal for marine structures, desalination plants, and chemical processing equipment. With smooth arc stability, minimal spatter, and strong metallurgical bonding, Fatma’s ECuNi electrodes guarantee consistent, high-quality welds. Product Name: Fatma AWS ECuNi Coated Electrodes.
| 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 |
| Diameter | Process | Volt | Amps (flat) | Amps (V/OH) | |
| in | (mm) | ||||
| 3/32 | (2.4) | SMAW | 24-28 | 70-85 | 65-75 |
| 1/8 | (3.2) | SMAW | 26-30 | 85-110 | 80-90 |
| 5/32 | (4.0) | SMAW | 28-32 | 110-140 | 100-120 |
| 3/16 | (4.8) | SMAW | 28-32 | 120-160 | 110-130 |
At Fatma Welding Supplies, we take pride in being one of OMAN’s trusted suppliers of high-quality welding consumables. Our expertise lies in AWS Class ECuNi Coated Electrodes, engineered for precision, durability, and resistance to corrosion. With a strong commitment to quality and customer satisfaction, we provide welding solutions that support industries across construction, energy, shipbuilding, and manufacturing.
AWS Class ECuNi Coated Electrodes from Fatma Welding Supplies are widely used in industries where superior corrosion resistance and durability are essential. These electrodes are ideal for welding copper-nickel alloys, commonly applied in shipbuilding, offshore platforms, and marine structures exposed to seawater. They are extensively used in desalination plants, chemical processing units, power generation facilities, and heat exchangers due to their resistance to stress corrosion, oxidation, and erosion. With excellent weldability and mechanical strength, Fatma’s ECuNi electrodes provide long-lasting, high-quality joints, making them the preferred choice for demanding industrial and marine applications worldwide.
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