Huona 0.8mm CuMn8Ni Manganin Wire Wear Resistant Electrical Conductive Wire
Price:
Negotiable
MOQ:
5kg
Delivery Time:
5-21 days
Brand:
Huona
Product Description
Huona 0.8mm CuMn8Ni Manganin Wire - Wear Resistant Electrical Conductive Wire
Huona New Material's CuMn8Ni manganin wire (0.8mm diameter) is a high-precision copper-manganese-nickel alloy wire featuring a bright, uniform surface finish. Manufactured through vacuum smelting, hot rolling, multi-pass precision drawing, and controlled annealing processes, this wire delivers exceptional electrical stability and mechanical performance for demanding applications.
Material Composition & Standards
Alloy Grade: CuMn8Ni
Chemical Composition: Mn: 7.0-9.0%; Ni: 1.0-2.0%; Cu: balance; Fe ≤0.3%; Pb ≤0.05%; C ≤0.1%
International Equivalents: UNS C18500, DIN 2.0870, JIS C1850, GB/T 3131-2019 (Mn8Ni)
Compliant Standards: ASTM B124, EN 13602, GB/T 3131-2019, RoHS 2.0
Manufacturer: Huona New Material ISO 9001 & ISO 14001 Certified
Chemical Composition: Mn: 7.0-9.0%; Ni: 1.0-2.0%; Cu: balance; Fe ≤0.3%; Pb ≤0.05%; C ≤0.1%
International Equivalents: UNS C18500, DIN 2.0870, JIS C1850, GB/T 3131-2019 (Mn8Ni)
Compliant Standards: ASTM B124, EN 13602, GB/T 3131-2019, RoHS 2.0
Manufacturer: Huona New Material ISO 9001 & ISO 14001 Certified
Key Performance Advantages
Ultra-Stable Electrical Performance
- Low Temperature Coefficient: TCR = ±8×10⁻⁶/℃ (0-100℃)
- Stable Resistivity: 0.30 μΩ*m at 20℃
- Minimal Signal Attenuation: Optimized 0.8mm diameter for high-frequency applications
- Resistance drift ≤0.008%/℃ for precision measurement circuits
Excellent Mechanical Properties
- High Ductility & Flexibility: Elongation ≥25% (soft temper)
- Tensile Strength: ≥400 MPa (hard temper) / ≥280 MPa (soft temper)
- Superior Surface Quality: Bright polished finish (Ra ≤0.6μm)
- Excellent Solderability for reliable terminal connections
- Minimum bending radius ≥1.6mm for tight winding applications
Environmental Durability
- Corrosion Resistance: Passes 500-hour ASTM B117 salt spray test
- Wide Operating Temperature Range: -40℃ to 130℃
- Stable performance in industrial, automotive, and electronic environments
Technical Specifications
| Attribute | Value (Typical) |
|---|---|
| Alloy Grade | CuMn8Ni (soft/half-hard/hard temper) |
| Diameter | 0.8mm (±0.005mm, customizable 0.1-3.0mm) |
| Resistivity (20℃) | 0.30 μΩ*m |
| TCR (0-100℃) | ±8×10⁻⁶/℃ |
| Tensile Strength | ≥400 MPa (hard); ≥280 MPa (soft) |
| Elongation | ≥25% (soft temper) |
| Hardness (HV) | 110-140 (hard); 75-95 (soft) |
| Density | 8.88 g/cm³ |
| Surface Finish | Bright polished (Ra ≤0.6μm) |
| Operating Temperature | -40℃ to 130℃ |
Product Specifications
| Item | Specification |
|---|---|
| Supply Form | Spools (1kg/5kg/10kg per spool) |
| Temper | Soft (annealed), Half-Hard, Hard (as-drawn) |
| Surface Treatment | Bright polished, pickled, or tinned (optional) |
| Processability | Winding, bending, soldering, laser welding |
| Packaging | Plastic spool + PE film + carton (anti-oxidation & damage) |
| Customization | Diameter (0.1-3.0mm); length; temper; surface treatment |
Typical Applications
- Precision Resistors: Wirewound precision resistors, potentiometers, and Wheatstone bridges for multimeters & power analyzers
- Current Shunts: Medium-current shunts for battery management systems (BMS), power meters, and automotive electronics
- Strain Gauges & Sensors: Core material for mechanical stress testing and temperature compensation sensors
- High-Frequency Electronics: Signal conditioning modules, RF circuits, and precision impedance components
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Get in Touch
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Company
Huona (Shanghai) New Material Co., Ltd.
Location
1900 Mudanjiang Road, Baoshan District, 201999, Shanghai, China
Contact Person
Roy