CuNi19 Copper Nickel Alloy Wire for Resistance Applications
| Attribute | Value |
|---|---|
| Serves | Small Order Accepted |
| Product Name | copper nickel alloy |
| Application | Water Heater, Air Condition or Refrigerator, Oil Cooler Pipe, Water Tube |
| HS Code | 74082200 |
CuNi resistance alloy wire has lower electrical resistance, excellent mechanical properties, superior welding characteristics, and outstanding anti-corrosion properties. This alloy is ideal for manufacturing key components in thermal overload relays, low resistance thermal circuit breakers, and various electrical appliances. It also serves as an essential material for electrical heating cables.
- Pure Nickel
- Nickel chrome wire Strip Bar (Cr25Ni20, Cr20Ni35, Cr15Ni60, Cr20Ni80, Cr30Ni70)
- Copper Nickel wire Strip (CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi14, CuNi19, CuNi23, CuNi30, CuNi34, CuNi44, CuMn3)
- Constantan wire (6J40)
- Manganin wire (6J8, 6J12, 6J13)
- Thermocouple wire (Type K, E, J, T, N)
- Thermocouple compensating & extension wire (KX, NX, EX, JX, TX, KCA, KCB, SC/RC, WRENC)
This alloy is widely used in sulfide environments and for producing industrial electric furnaces, household appliances, and far infrared ray devices. It offers an excellent combination of low price, high electric resistance, low temperature coefficient of resistance, high working temperature capability, and superior corrosion resistance under high temperature conditions.
| Property | CuNi1 | CuNi2 | CuNi6 | CuNi10 | CuNi19 | CuNi23 | CuNi30 | CuNi34 | CuNi44 |
|---|---|---|---|---|---|---|---|---|---|
| Ni Content | 1 | 2 | 6 | 10 | 19 | 23 | 30 | 34 | 44 |
| MN Content | / | / | / | / | 0.5 | 0.5 | 1.0 | 1.0 | 1.0 |
| Max Working Temperature (°C) | 200 | 220 | 250 | 300 | 300 | 350 | 350 | 400 | - |
| Density (g/cm³) | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 |
| Resistivity at 20°C (Ω·mm²/m) | 0.03 ±10% | 0.05 ±10% | 0.1 ±10% | 0.15 ±10% | 0.25 ±5% | 0.3 ±5% | 0.35 ±5% | 0.40 ±5% | 0.49 ±5% |
| Max Continuous Service Temp | 200ºC |
| Resistivity at 20ºC | 0.05±10% ohm mm²/m |
| Density | 8.9 g/cm³ |
| Thermal Conductivity | <120 |
| Melting Point | 1090ºC |
| Tensile Strength (Annealed,Soft) | 140~310 Mpa |
| Tensile Strength (Cold Rolled) | 280~620 Mpa |
| Elongation (anneal) | 25%(min) |
| Elongation (cold rolled) | 2%(min) |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.