Home > Copper Nickel > Copper Nickel 70/30 Coil
Based in Kinshasa, Congo, Okoye Nickel Alloy is a leading manufacturer and supplier specializing in high grade nickel alloys, copper and nickel products We make them with Copper Nickel 70/30 Coils, renowned for outstanding corrosion resistance, durability and strength ideal for marine, offshore and industrial applications. Our coils are engineered to meet the highest industry standards, ensuring reliable and long-lasting performance in harsh environments. At Okoye Nickel Alloys, we are committed to providing superior products and exceptional customer service by positioning ourselves as a trusted partner for industry demanding premium solutions.
Okoye Nickel Alloys, located in Kinshasa, Congo, stands out as a top manufacturer and supplier of premium Copper Nickel 70/30 Coils. Renowned for their precision, strength, and remarkable resistance to corrosion, these coils are crafted for tough marine, industrial, and chemical applications. By leveraging cutting-edge manufacturing technology and rigorous quality control, Okoye Nickel Alloys guarantees that every coil boasts consistent thickness, outstanding mechanical properties, and durability that lasts. With a solid reputation among both local and international clients, their Copper Nickel 70/30 Coils are perfect for piping, heat exchangers, condensers, and other systems where resistance to seawater, biofouling, and harsh chemicals is essential.
| Specifications | : | ASTM / ASME SB 122 |
| Size | : | 1000 mm x 2000 mm, 1220 mm x 2440 mm, 1500 mm x 3000 mm, 2000 mm x 2000 mm, 2000 mm x 4000 mm |
| Thickness | : | 0.1mm to 12 mm Thk |
| Form | : | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Strip, Flats, Blank (Circle), Ring (Flange) |
| Finish | : | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) |
| Hardness | : | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
| Cupro Nickel 70/30 | 65 min | 1.0 max | 0.05 max | 29-33 max | 0.4-1.0 max | 1 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 20000 psi | 30 % |
The Copper Nickel 70/30 Coils from Okoye Nickel Alloys are made up of about 70% copper and 30% nickel, along with small amounts of iron and manganese to boost strength and corrosion resistance. This unique blend offers exceptional protection against seawater corrosion, stress cracking, and biofouling. On the mechanical side, the coils showcase high tensile strength, good ductility, and impressive impact toughness. They maintain their shape and performance across a wide range of temperatures, making them ideal for use in piping systems, industrial components, and marine equipment that demand durability and reliability.
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Okoye Nickel Alloys’ Copper Nickel 70/30 Coils are extensively utilized in industries that require materials with high strength and corrosion resistance. Common applications include shipbuilding, marine piping systems, offshore oil and gas installations, desalination plants, and cooling water systems. They also find their place in heat exchangers, condensers, chemical processing equipment, and power generation facilities. With their long-lasting performance, excellent corrosion resistance, and ease of fabrication, Okoye Nickel Alloys’ Copper Nickel 70/30 Coils are a go-to choice for engineers and industries working in challenging marine and industrial settings.
