Home > Nickel Alloys >AWS Class ENiCrMo-4 Coated Electrodes
Bosega Pipes and Tubes is a well-respected manufacturer and supplier located in Cape Town, South Africa, known for its top-notch AWS Class ENiCrMo-4 Coated Electrodes. These electrodes are crafted for exceptional welding performance, providing outstanding resistance to corrosion, oxidation, and high temperatures. At Bosega Pipes and Tubes, every product is made to meet international quality standards, ensuring reliable and efficient solutions for tough industrial applications. With a strong focus on innovation, precise manufacturing, and customer satisfaction, the company has established itself as a trusted provider of durable, high-performance welding consumables across various industries in South Africa and beyond.
AWS class ENiCrMo-4 coated electrodes are made of nickel-chromium-molybdenum alloy, specifically designed for excellent corrosion resistance in harsh environments Mechanical properties include high tensile strength, excellent hardness and crack resistance, and making them ideal for welding in cryogenic conditions at high temperatures ator, static pressure, etc., providing advantages such as offshore Consistent and reliable operation is maintained in harsh applications including , chemical systems, and electrical services.
| Classification | AWS A5.11, A5.1, ENiCrMo-4 |
| 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 ENiCrMo-4 Coated Electrodes Application & uses |
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| C | Mn | Fe | P | S | Si | Cu | Ni | Co | Cr | Mo | V | W | Other |
| 0.02 | 1.0 | 4.0-7.0 | 0.04 | 0.03 | 0.2 | 0.50 | Remainder | 2.5 | 14.5-16.5 | 15.0-17.0 | 0.35 | 3.0-4.5 | 0.50 |
The AWS Class ENiCrMo-4 Coated Electrodes are primarily made of nickel, chromium, and molybdenum, with a few small additions of iron and other elements to boost their performance. They boast excellent tensile strength, toughness, and resistance to stress corrosion cracking, even in challenging environments. Mechanically, these electrodes offer high creep strength and maintain stability at elevated temperatures. The weld deposits are ductile, crack-resistant, and can handle both oxidizing and reducing conditions, making them perfect for critical welding tasks in the chemical, petrochemical, and power generation sectors.
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These AWS Class ENiCrMo-4 Coated Electrodes are commonly used for welding nickel-chromium-molybdenum alloys and for joining dissimilar metals that face aggressive environments. They are particularly suited for fabricating equipment in chemical processing plants, offshore and marine structures, and heat exchangers. Additionally, these electrodes are utilized in the repair and maintenance of corrosion-resistant parts and high-temperature applications, such as reactors, furnaces, and exhaust systems. Their excellent weldability, paired with superior corrosion and oxidation resistance, makes them a go-to choice for industries that require reliability and long service life in extreme conditions.
