Home > Copper Nickel > Copper Nickel 70 and 30 Coil
| Grades | Cu-Ni 90/10, Cu-Ni 70/30 |
| Thickness | 0.1mmThk To 3 mm Thk |
| Width | 3.2mm To 1500mm |
| Length | AS PER CUSTOMER’S REQUIREMENT |
| Type of Material | Cupro Nickel SOFT, DEEP DRAW, EXTRA DEEP DRAW, QUARTER HARD, HALF HARD, FULL HARD. |
| Form | Coil / Strip |
| Test Certificate | Yes. |
| Finish | NO.1, 2B, 2D, 2H, 2R, No.4, HAIRLINE, SCOTCH BRITE, SATIN FINISH, NO.8, BA. |
| Make | JINDAL STAINLESS STEEL, BAHRU, POSCO KOREA, POSCO THAINOX, COLUMBUS, ACERINOX, APERAM, TISCO, NISSHIN, NIPPON AND MANY MORE MILLS. |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 70 / 3000 psi | 30 % |
| 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 |
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At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production plants strategically positioned in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept readily in stock.
Reach out to us for a fast quote tailored to your requirement.
We supply these Copper Nickel 70/30 Coils in accordance with DIN, ISO, JIS or ANSI Standard.
Corrosion Resistance:Copper Nickel 70/30 offers excellent resistance to corrosion from seawater, which makes it perfect for marine uses. It withstands both general and localized corrosion even in demanding conditions, prolonging the life of coils.
Anti-fouling properties:This alloy possesses inherent anti-fouling characteristics, cutting down on the accumulation of barnacles, algae and other sea organisms within the coils. This aids in sustaining operation and lowers the need for maintenance.
High Ductility:Coils made from Copper Nickel 70/30 are very ductile, enabling them to endure mechanical stresses and strains without a tendency to wear out or fracture. This renders them appropriate for uses that demand mechanical strength.
Thermal stability:The alloy holds onto its mechanical characteristics across a broad span of temperatures, making it fit for use under diverse weather and operating conditions
Low Magnetic Permeability:Copper nickel has a low magnetic permeability of 70/30, which makes it appropriate for uses where reducing magnetic interference matters, such as in delicate electrical equipment
Excellent thermal conductivity:Alloys of copper and nickel possess outstanding thermal conductivity, enabling effective heat transfer. This characteristic proves valuable in uses where heat dissipation or thermal management is essential, such as heat exchangers or HVSCs.
Copper Nickel 70/30 Coils serve applications as varied as the industries that use them, led chiefly by the aerospace, railway, construction and automotive industries along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Marine applications:Copper-nickel 70/30 coils see extensive use in marine settings thanks to their outstanding ability to withstand corrosion caused by seawater. They find application in shipbuilding, marine structures and desalination facilities.
Heat exchangers:These lines serve in heat exchangers, particularly seawater cooling condensers and evaporators. The alloy’s resistance to bio-odor and corrosion makes it perfectly suited for these purposes.
Power Equipment:Copper-nickel 70/30 coils are applied in a range of uses including condensers, heat exchangers and piping systems within power plants, particularly ones located close to coastal regions
Pharmaceutical Applications:The alloy’s ability to resist corrosion from acids and alkalis makes it well-suited for pharmaceutical equipment such as pumps, valves and piping systems
Desalination equipment:Copper-nickel 70/30 coils are employed in desalination equipment to enhance resistance against corrosion and biofouling, which leads to extended equipment lifespan and efficiency
Composition:Copper Nickel 70/30 coils are made up of 70% copper and 30% nickel, delivering a combination of qualities like outstanding corrosion resistance, high thermal conductivity, strength drop, and so on. Verify that the coils you select conform to this composition for effectiveness.
Corrosion resistance:A key reason to opt for copper and nickel alloys is their outstanding resistance to corrosion, particularly in sea water. Make sure the corrosion resistance of the wires is appropriate, especially for use in marine or offshore applications.
Thermal resistance:Take into account the temperature conditions in which the coils will function. Copper nickel 70/30 offers very high corrosion resistance, which makes it well suited for a range of applications, including heat exchangers and condensers.
Mechanical properties:Assess cable performance, including tensile strength, yield strength, and diffusion. These characteristics establish the coil’s capacity to endure mechanical stresses and fluctuations while in use.
Manufacturing Requirements:Find out whether the coils can be readily produced in the shapes or sizes you need for your application. Copper-nickel alloys are generally ductile and malleable, permitting a variety of manufacturing methods such as bending, welding and machining.
Email: sales@koasteel.nz
