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알프레드***우리는 물건을 받았고 모든 것이 잘되었습니다. 완벽한 포장, 좋은 제품 품질, 좋은 가격 - 우리는 만족합니다. -
5월제품 품질은 매우 좋고, 기대 이상의 실제 사용이 완전히 나의 요구를 충족, 우리는 다시 구입할 것입니다. -
매튜***저팽창 합금을 조이한테서 샀는데, 그녀는 매우 책임감 있는 여성이고, 후오나의 제품 품질은 꽤 좋습니다.
CuNi44 Constantan Wire Copper Nickel Alloy Wire High Resistivity Low TCR Precision Resistance Wire for Resistor Potentiometer Thermocouple Compensation Cable
| 지름 | 0.1-0.16mm | 최대 연속 작동 온도(℃) | 400 |
|---|---|---|---|
| 저항률(μΩ/m,20℃) | 0.49 | 밀도(g/m3) | 8.9 |
| TCR(10−6/℃) | <-6 | 인장강도(N/m㎡) | ≥420 |
| 녹는 핵심(C) | 1280 | 자성 특성 | 비 |
| 강조하다 | Fine mechanical performance,Suitable for various working conditions,High performance alloy |
||
CuNi44, also known as Constantan, is a classic copper-nickel resistance alloy. It boasts stable electrical resistance, an extremely low temperature coefficient of resistance, as well as excellent corrosion resistance, ductility and solderability. Being non-magnetic, it suits various working conditions. It is widely used for precision resistors, potentiometers, thermocouple compensation wires, strain gauges and heating elements in electronic instruments and industrial equipment. It can be fabricated into wires, strips and other forms.
1. Chemical Composition
|
Ni |
44 |
|
Cu |
Bal |
|
Mn |
1.0 |
2. Technical Specifications
|
Parameter |
Specification |
|
Max continuous Operating Temperature(℃) |
400 |
|
Resisivity( μΩ/m,20℃) |
0.49 |
|
Density(g/m³) |
8.9 |
|
TCR(10−6/℃) |
<-6 |
|
Tensile strength(N/m㎡) |
≥420 |
|
Melting point(℃) |
1280 |
|
Magnetic Property |
non |
3. Production Attributes
|
Product Form |
wire |
|
Diameter |
0.1-0.16mm |
|
Surface Finish |
Bright, Polished |
|
Packaging Type |
Coil, Bundle, Straight Rods |
|
Certification |
ISO9001, SGS, and so on |
|
Application Environment |
Chemical, Industrial,Home |
4. Applications
- Precision resistors and potentiometers
- Thermocouple compensation wires
- Strain gauges
- Industrial heating elements
- Electronic instruments and meters
- Electrical equipment and automation device
5.Key Features
- Stable electrical resistance performance
- Extremely low temperature coefficient of resistance
- Excellent corrosion resistance
- Good ductility and easy processing
- Fine solderability for convenient assembly
- Non-magnetic property
- Reliable thermoelectric property

