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Marsh Nickel Alloys, based in Canberra, Australia, stands out as a top-notch manufacturer and supplier of high-quality Copper Nickel 70/30 Coil. Renowned for its engineering excellence and product reliability, Marsh Nickel Alloys crafts coils that offer outstanding corrosion resistance, strength, and durability, especially in tough marine and industrial settings. The Copper Nickel 70/30 Coil is specifically engineered to endure the harsh conditions of seawater and brine solutions, making it perfect for demanding applications. The company upholds rigorous quality standards to ensure that every product aligns with international specifications, providing industries with dependable, high-performance materials that guarantee longevity and operational efficiency in critical systems.
This Copper Nickel 70/30 Coil consists of about 70% copper and 30% nickel, with small amounts of iron and manganese added to enhance its strength and corrosion resistance. This alloy boasts impressive mechanical properties, featuring a tensile strength of roughly 340–380 MPa, along with remarkable ductility, toughness, and thermal conductivity. It effectively resists stress corrosion, biofouling, and erosion in seawater, ensuring reliable performance in both marine and industrial applications. The blend of strength, corrosion resistance, and formability makes Copper Nickel 70/30 Coil a go-to choice for systems that require reliability and long-lasting durability in challenging operating conditions.
| 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 % |
At Marsh Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Copper Nickel 70/30 Coil 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.
Copper Nickel 70/30 Coil finds its place in various industries that require exceptional resistance to seawater corrosion and biofouling. Typical applications include shipbuilding, offshore oil and gas systems, desalination plants, heat exchangers, and power generation units. The coil is also used in condensers, seawater cooling systems, and piping networks due to its impressive mechanical strength and corrosion resistance. Furthermore, it’s utilized in industrial equipment that comes into contact with saline or corrosive solutions. Marsh Nickel Alloys offers Copper Nickel 70/30 Coil in a range of sizes and thicknesses, ensuring that customers find the right fit for their needs.
