| Customization: | Available |
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| Type: | Bare |
| Conductor Type: | Solid |
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Customizable High precision Manufacture of CN49 alloy wire for Resistor
GCN49W(Constantan alloy wire) is a copper nickel alloy wire composed of 44% nickel and 56% copper, also called NC050 and CuNi44.
It has good welding, corrosion resistance and easy processing properties. It is suitable for use at temperatures up to 400°C .
It can be used in the manufacture of resistors and resistance components, applications for GCN49W are the fields of electric car controller,the instrument and meters, integrated circuit, sampling current, resistor and so on.
Copper Nickel Alloy Production Standard(GB/T1234-95)
1.Chemical composition and mechanical properties
| Performance Brand | Main Chemical Content% | Element Max Working TemperatureºC | Density g/cm3 | Resistivity μmm²/m | Melting Point ºC |
Tensile Strength MPa | Enlogation% | EMF VS Copper V/ºC(0-100ºC) | ||
| Ni | Mn | Cu | ||||||||
| NC020 CuNi14 | 14.2 | 0.3 | Bal. | 300 | 8.9 | 0.20±5% | 1115 | ≥310 | ≥25 | -28 |
| NC025 CuNi19 | 19 | 0.5 | Bal. | 300 | 8.9 | 0.25±5% | 1135 | ≥340 | ≥25 | -32 |
| NC030 CuNi23 | 23 | 0.5 | Bal. | 300 | 8.9 | 0.30±5% | 1150 | ≥350 | ≥25 | -34 |
| NC035 CuNi30 | 30 | 1 | Bal. | 350 | 8.9 | 0.35±5% | 1170 | ≥400 | ≥25 | -37 |
| NC040 CuNi34 | 34 | 1 | Bal. | 350 | 8.9 | 0.40±5% | 1180 | ≥400 | ≥25 | -39 |
| NC050 CuNi44 | 44 | 1 | Bal. | 400 | 8.9 | 0.49±5% | 1280 | ≥420 | ≥25 | -43 |
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