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Delivery Forms of CuNi2Si / CW111C Bronze Alloy CuNi2Si bronze alloy / CW111C ribbon, strip, bar, pipe, wire Bronze Alloy CuNi2Si / CW111C Bronze alloy CuNi2Si (CW111C) is a high-strength copper-nickel alloy with added silicon, offering high strength, corrosion resistance, and good electrical conductivity. It is widely used in the production of electrical components, mechanical […]
Delivery Forms of CuNi2Si / CW111C Bronze Alloy
| CuNi2Si bronze alloy / CW111C | ribbon, strip, bar, pipe, wire |
Bronze alloy CuNi2Si (CW111C) is a high-strength copper-nickel alloy with added silicon, offering high strength, corrosion resistance, and good electrical conductivity. It is widely used in the production of electrical components, mechanical parts, and elements that operate in aggressive environments.
| Parameter | Value |
|---|---|
| Alloy Grade | CuNi2Si / CW111C |
| Alloy Type | Copper-nickel with added silicon |
| Density | ~8.8 g/cm³ |
| Electrical Conductivity | ~40-50% IACS |
| Melting Temperature | ~1040°C |
| Mechanical Strength | High |
| Corrosion Resistance | Excellent |
🔹 Electrical components – contacts, terminals, conductive parts.
🔹 Mechanical parts – bearings, bushings, gears.
🔹 Automotive industry – ignition system components and contact elements.
🔹 Aerospace and aviation – high-strength components resistant to loads.
🔹 Marine industry – parts for shipbuilding and anti-corrosion systems.
✅ High strength – withstands heavy mechanical loads.
✅ Excellent corrosion resistance – ideal for aggressive environments.
✅ Optimal electrical conductivity – ensures efficiency in electrical applications.
✅ Good wear resistance – suitable for high-friction applications.
✅ Easy machinability – well-suited for turning and milling.
| Element | Content (%) |
|---|---|
| Copper (Cu) | Main element |
| Nickel (Ni) | 1.5-3.0 |
| Silicon (Si) | 0.4-1.2 |
| Other Impurities | Minimal |
| Property | Value |
|---|---|
| Tensile Strength | 500-800 MPa |
| Elongation | 5-15% |
| Hardness (HBW) | 120-180 |
| Elastic Modulus | 110-140 GPa |
✔ High strength – ideal for parts subjected to heavy mechanical loads.
✔ Corrosion resistance – performs well in seawater and aggressive environments.
✔ High electrical conductivity – an optimal choice for conductive components.
✔ Excellent wear resistance – suitable for bearing elements.
✔ Good machinability – easily processed mechanically and thermally.
Bronze alloy CuNi2Si / CW111C is a versatile material for mechanical, electrical, and corrosion-resistant applications. Thanks to its high strength, excellent electrical conductivity, and outstanding corrosion resistance, it is widely used in various industrial sectors.
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