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Smith Fittings is a top-notch manufacturer and supplier of **Copper Nickel 70/30 Foils** located in **Canberra, Australia**. We take pride in offering high-quality foil products that are celebrated for their outstanding corrosion resistance, thermal and electrical conductivity, and durability. Our Copper Nickel 70/30 Foils are crafted using cutting-edge production techniques and rigorous quality control measures to guarantee consistent thickness, a smooth surface finish, and dependable performance. These foils are perfect for marine, chemical, and industrial applications, providing excellent flexibility and formability for various fabrication needs. Smith Fittings caters to a range of industries, including electronics, aerospace, marine, and industrial engineering, delivering copper-nickel solutions that adhere to international standards, ensuring long-lasting efficiency, reliability, and performance.
| Specifications | ASTM B122 |
| Dimensional specification | JIS, AISI, ASTM, GB, DIN, EN, etc |
| Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Thickness | 4mm-100mm |
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Surface Finish | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, chequered, embossed, hairline, sand blast, Brush, etching, Hot rolled plate (HR), Cold rolled sheet (CR), SATIN (Met with Plastic Coated) etc. |
| Hardness | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Form | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Surface Finish | No.1, No.4, No.8 Mirror Finish, 2B |
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
| Cu-Ni 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 foil provides excellent corrosion resistance, especially in seawater and marine environments, making it ideal for shipbuilding, desalination and offshore applications Its high strength and delivery the durability ensures longevity even in harsh conditions. The excellent thermoelectric conductivity of the alloy makes it suitable for heat exchangers and electrical components. In addition, it resists biofouling, reduces maintenance costs, and improves productivity. The 70/30 configuration provides a balance of flexibility and rigidity, allowing for ease of manufacture while maintaining its design integrity in demanding applications.
These **Copper Nickel 70/30 Foils** are extensively utilized in **marine hardware, heat exchangers, condenser tubes, and chemical processing equipment** due to their remarkable resistance to seawater and corrosive substances. In **industrial and electronics sectors**, they find applications in **battery components, shielding materials, and precision-engineered parts** where reliability, strength, and conductivity are paramount. Furthermore, these foils are also employed in **aerospace, automotive, and renewable energy applications**, ensuring long-term operational efficiency, minimal maintenance, and high performance. Their unique blend of **mechanical strength, corrosion resistance, and workability** makes Copper Nickel 70/30 Foils a go-to choice for demanding industrial, marine, and engineering projects.
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