Copper Nickel
Copper Nickel, a formidable alloy composed primarily of copper and nickel, showcases exceptional resistance to corrosion and diverse applications. At Montex Tubes Industries, our dedication to providing top-grade Copper Nickel solutions is unwavering.
Types of Copper Nickel: Copper Nickel comes in various compositions, including the widely recognized 70/30 (70% copper and 30% nickel) and 90/10, each tailored to meet specific industrial demands.
Materials and Composition: Copper Nickel alloys, with their copper and nickel base, are often fortified with additional elements like iron and manganese to enhance specific properties.
Properties:
Corrosion Resistance: Renowned for its extraordinary resistance to corrosion, making it an optimal choice for marine and challenging environments, sustaining seawater corrosion and biofouling.
Conductivity: Exhibits high electrical and thermal conductivity, rendering it ideal for heat exchange systems and electrical applications.
Strength: Strikes a balance between strength and ductility, ensuring durability across a multitude of applications.
Resistance to Biofouling: Known for inhibiting marine organism growth, a critical advantage in marine applications, pipes, and heat exchangers.
Shapes and Sizes: Copper Nickel alloys come in various forms—pipes, tubes, sheets, plates, bars, and fittings—offering a range from small components to larger structural elements.
Technical Specifications: Specifications may vary according to the specific alloy composition, yielding different physical and mechanical properties.
Applications and Industries: Copper Nickel finds extensive use in diverse industries including marine engineering, shipbuilding, desalination plants, offshore structures, chemical industries, and power plants.
Standards Compliance: These alloys adhere to standards such as ASTM, ASME, DIN, and other international specifications, ensuring quality and performance.
Our Commitment at Montex Tubes Industries: At Montex Tubes Industries, our commitment is to deliver superior Copper Nickel solutions that align with stringent industry benchmarks. Our range of Copper Nickel alloys assures reliability, performance, and excellence for your applications.
Copper Nickel Alloy Properties
Specified Minimum Properties
ASTM B111 Copper & copper alloy
Temper | Code | 0.5% Proof Stress | Tensile Strength | Elongation |
---|---|---|---|---|
MPa | MPa | % | ||
Annealed | O61 | 105 | 275 | (40) |
Cold Drawn | H55 | 240 | 310 | (10) |
Copper Nickel Physical Properties
Property | Metric Units | Imperial Units |
---|---|---|
Melting Point (Liquidus) | 11,500°C | 21,000°F |
Melting Point (Solidus) | 11,000°C | 20,100°F |
Density | 8.94 gm/cm³ @ 20°C | 0.323 lb/in³ @ 68°F |
Specific Gravity | 8.94 | 8.94 |
Coefficient of Thermal Expansion | 17.1 x 10 -6 / °C (20-300°C) | 9.5 x 10 -5 / °F (68-392°F) |
Themal Conductivity | 40 W/m. °K @ 20°C | 23 BTU/ft³/ft/hr/°F @ 68°F |
Thermal Capacity (Specific Heat) | 380 J/kg. °K @ 20°C | 0.09 BTU/lb/°F @ 68°F |
Electrical Conductivity (Annealed) | 5.26 microhm?¹.cm?¹ @ 20°C | 9.1% IACS |
Electrical Resistivity (Annealed) | 0.190 microhm.cm @ 20°C | 130 ohms (circ mil/ft) @ 68°F |
Modulus of Elasticity (tension) | 140 GPa @ 20°C | 20 x 10 6 psi @ 68°F |
Modulus of Rigidity (torsion) | 52 GPa @ 20°C | 7.5 x 10 6 psi @ 68°F |