Home > Copper Nickel > Copper Nickel 70/30 Nuts
Ashraf Nickel Alloys is a reliable manufacturer and supplier of Copper Nickel 70/30 Nuts based in Riyadh, Saudi Arabia. We pride ourselves on providing top-notch fastening solutions tailored for marine, offshore, and industrial applications. Our nuts, made up of 70% copper and 30% nickel, are specifically engineered to endure the tough conditions of seawater, resist biofouling, and combat stress corrosion cracking. Adhering to international quality standards, our Copper Nickel 70/30 Nuts guarantee strength, durability, and long-lasting performance. We serve various industries, including shipbuilding, offshore oil & gas, desalination, power generation, and chemical processing, offering corrosion-resistant nuts for essential fastening needs.
Copper Nickel 70/30 Nuts consist of 70% copper and 30% nickel, with carefully controlled amounts of iron and manganese to boost their strength and resistance to corrosion. These nuts excel in resisting seawater, erosion, and marine biofouling, even in fast-moving and turbulent environments. They offer impressive tensile strength, toughness, and ductility, making them reliable for critical fastening in various structures. With outstanding thermal stability and weldability, Copper Nickel 70/30 Nuts maintain their mechanical integrity under high stress. Their ability to resist stress corrosion cracking makes them an excellent choice for offshore and industrial fastening applications.
| Specifications | : | ASTM B 151 ASME SB 151 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 70/30 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
| Cu-Ni 70/30 | Cu | Pb | Mn | Fe | Zn | Ni |
| 88.6 min | 0.05 max | 1.0 max | 1.8 max | 1 max | 9-11 max |
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 8.1 g/cm3 | 1443 °C (2430 °F) | Psi – 35,000, MPa – 241 | Psi -80,000, MPa -551 | 30 % |
At Ashraf Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Copper Nickel 70/30 Nuts in Riyadh, Saudi Arabia, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Saudi Arabia, 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.
Copper-nickel 70/30 alloys are widely used in the marine and offshore industries due to their resistance to seawater corrosion and exceptional marine environments They are commonly found in shipbuilding, naval vessels and coastal platform, where it protects critical infrastructure . These nuts are used in chemical plants and water treatment plants, where their resistance to corrosion and pressure ensures reliable performance and their durability makes them suitable for high pressures and high-temperature applications in harsh environments.
