Home > Copper Nickel > Copper Nickel 70/30 Nuts
Marsh Nickel Alloys, based in Canberra, Australia, stands as a trusted partner for industrial supply, extending its expertise to clients in Canberra, Australia. We understand the critical demands of marine and offshore projects, which is why our specialization in manufacturing Copper Nickel 7030 nuts is handled with precision and care. Our commitment goes beyond just supply; we ensure every component meets rigorous international standards, providing our partners in the Middle East with reliable, corrosion-resistant fastening solutions they can count on for their most challenging environments.
The strength of Copper Nickel 7030 nuts lies in their specific composition, primarily a blend of 70% copper and 30% nickel, enhanced with small amounts of iron and manganese. This alloy gives the nuts exceptional resistance to seawater corrosion and biofouling, while also maintaining impressive mechanical properties. They offer high tensile strength and excellent ductility, allowing them to perform reliably under significant pressure and stress. This combination makes them far superior to standard fasteners in harsh conditions where failure is not an option.
| 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 Marsh Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Copper Nickel 70/30 Nuts in Canberra, Australia, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Australia, 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.
These specialized nuts are indispensable in sectors where saltwater is a constant factor. You’ll find them securing critical components in shipbuilding, from propeller shafts to seawater piping systems, and throughout offshore oil and gas platforms. They are equally vital in desalination plants and for power station condensers located in coastal areas. Essentially, wherever there’s a need for a fastener that can steadfastly resist the aggressive effects of a marine environment, Copper Nickel 7030 nuts provide the durable, long-lasting solution that engineers and project managers depend on.
