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From the heart of Hamilton, New Zealand, Will Sheetsandplates has built a reputation for delivering exceptional metal solutions directly to the industries that need them most. We are proud to be your local, trusted supplier of high-performance materials like Copper Nickel 7030 sheet and plate. This alloy represents a perfect balance of strength and resilience, specifically engineered to perform in demanding environments, and we ensure our clients have direct access to its superior qualities right here in the Waikato region.
The composition of Copper Nickel 7030, also known as cupronickel, is a carefully balanced blend of approximately 70% copper and 30% nickel, with small but important additions of iron and manganese. This specific recipe gives the material its notable mechanical properties, including excellent tensile strength and outstanding ductility. It’s this combination that allows it to be easily formed and fabricated while maintaining a robust integrity, providing a reliable foundation for critical projects where failure is not an option.
| 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 | : | Plain Sheet, Shim Sheet |
| 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 % |
| STANDARD | WERKSTOFF NR. | UNS |
| Cupro Nickel 70/30 | 2.0882 | C71500 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Copper Nickel 70/30 Sheets and Plates offer excellent corrosion resistance, particularly in marine and industrial environments, making them ideal for seawater applications. Their high strength and excellent resistance to biofouling ensure longevity and reliability in harsh conditions. These materials also exhibit good thermal conductivity, making them suitable for heat exchange applications. The 70/30 alloy provides outstanding weldability, formability, and machinability, allowing easy customization and fabrication. Copper Nickel 70/30 Sheets and Plates also offer resistance to pitting, crevice corrosion, and stress corrosion cracking, enhancing durability and performance in diverse industries.
The true strength of Copper Nickel 7030 sheet and plate is revealed in its long-term performance within some of the most challenging settings. It is the material of choice for marine engineering, extensively used in shipbuilding for hulls and seawater piping systems due to its superb resistance to saltwater corrosion. Beyond the ocean, its applications extend to power generation plants, offshore oil and gas platforms, and desalination units, essentially anywhere components must withstand highly corrosive conditions for decades with minimal maintenance.
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